0
登录后你可以
  • 下载海量资料
  • 学习在线课程
  • 观看技术视频
  • 写文章/发帖/加入社区
创作中心
发布
  • 发文章

  • 发资料

  • 发帖

  • 提问

  • 发视频

创作活动
LM34936EVM

LM34936EVM

  • 厂商:

    BURR-BROWN(德州仪器)

  • 封装:

  • 描述:

    LM34936 - DC/DC,步升/步降 1,非隔离 输出评估板

  • 数据手册
  • 价格&库存
LM34936EVM 数据手册
User's Guide SNVU630 – August 2018 LM34936EVM User's Guide The LM34936EVM features a four switch buck-boost converter based on TI’s LM34936 wide VIN buckboost controller. 1 2 3 4 5 6 7 Contents Description .................................................................................................................... Setup .......................................................................................................................... 2.1 Input/Output Connector Description .............................................................................. 2.2 Test Points ........................................................................................................... 2.3 Test Bench Setup ................................................................................................... Performance .................................................................................................................. Complete Schematic ........................................................................................................ Bill of Materials (BOM) ...................................................................................................... Re-Configuring the Average Current Loop ............................................................................... Board PCB .................................................................................................................... 2 3 3 3 4 5 7 8 9 9 List of Figures 1 LM34936Evaluation Board ................................................................................................. 2 2 Test Bench Setup ............................................................................................................ 4 3 Efficiency vs Load Current.................................................................................................. 5 4 Efficiency vs Input Voltage 5 Input Current vs Input Voltage ............................................................................................. 5 6 Output Voltage Ripple ....................................................................................................... 5 7 Load Transient Response (Load 2A to 4A, AC Coupled) .............................................................. 5 8 Line Transient Response ................................................................................................... 5 9 Hiccup Mode Current Limit ................................................................................................. 6 10 Start-up (Load = 1 A) ........................................................................................................ 6 11 Shutdown (Load = 1 A) ..................................................................................................... 6 12 LM34936EVM Schematic ................................................................................................... 7 13 Top Overlay 14 Top Layer 15 16 17 18 19 20 ................................................................................................. 5 .................................................................................................................. 9 ................................................................................................................... 10 Top Solder .................................................................................................................. 10 Mid Layer 2 ................................................................................................................. 11 Mid Layer 3 ................................................................................................................. 11 Bottom Layer................................................................................................................ 12 Bottom Solder............................................................................................................... 12 Bottom Overlay ............................................................................................................. 13 List of Tables 1 Board Specifications......................................................................................................... 2 2 Bill of Materials (BOM) ...................................................................................................... 8 SNVU630 – August 2018 Submit Documentation Feedback LM34936EVM User's Guide Copyright © 2018, Texas Instruments Incorporated 1 Description www.ti.com Trademarks All trademarks are the property of their respective owners. 1 Description The LM34936EVM features a four switch buck-boost converter based on TI’s LM34936 wide VIN buckboost controller. This converter is designed to operate from input voltage from 6 V to 24 V (42-V transient) and provide a 12 V regulated output with a load current of up to 6 A. The board specifications are listed in Table 1. Table 1. Board Specifications PARAMETER Input voltage (VIN) VALUE 6 V to 24 V (42-V transient) Output voltage (VOUT) 12 V Maximum output current (IOUT) 6A Default switching frequency (fsw) 300 kHz Synchronizable frequency range 300 kHz to 600 kHz Efficiency (IOUT = 5 A, VIN = 6 V to 36 V) Board size (4 layers) 93.8% to 98.5% 96.4 mm × 91.5 mm (3.8 in × 3.6 in) Figure 1. LM34936Evaluation Board 2 LM34936EVM User's Guide SNVU630 – August 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Setup www.ti.com 2 Setup This section describes input and output connectors on the EVM and the step-by-step procedure for setting up and using the LM34936 Evaluation Board. 2.1 Input/Output Connector Description REF 2.2 NAME DESCRIPTION TP1 VIN VIN sense terminal TP2 VOUT VOUT sense terminal J1 VIN Positive input power terminal for the EVM J2 VOUT Positive output from the converter TP3 GND Input ground sense terminal TP4 GND Output ground sense terminal J3 GND Return input power terminal for the EVM J4 GND Ground or return terminal for the output J5 ENABLE 3 terminal ENABLE selections. Short pin 1 and 2 to disable the DC/DC converter. Removing the short allows the converter to start up depending on the EN pin voltage. J6-6 GND Unpopulated J6-2 VCC Internal VCC regulator output J6-3 MODE MODE pin voltage. See LM34936 data sheet for details on this pin J6-5 PGOOD Power good indicator. There is a 10-kΩ pullup to VCC on the board. J6-1 SYNC External frequency synchronization input terminal (SYNC). This is connected to the RT/SYNC pin of the LM5175 controller IC through a 100-pF capacitor on the board. J6-4 COMP Output of the LM5175 GM error amplifier. Test Points SNVU630 – August 2018 Submit Documentation Feedback LM34936EVM User's Guide Copyright © 2018, Texas Instruments Incorporated 3 Setup 2.3 www.ti.com Test Bench Setup Recommended DC SUPPLY 60V/20A A A V V Recommended Load 12V/6A Figure 2. Test Bench Setup A typical LM34936 test bench setup is shown in Figure 2. The power supply and the load should be capable of handling the input and output voltage and current rating of the board. Follow these steps to get started with the LM34936EVM. 1. Connect the power and ground connectors VIN (J1) and GND (J3) to the power supply. 2. Connect an ammeter in series with the input if needed. 3. Connect a voltmeter across the input terminals (TP1, TP3). 4. Connect a resistive load or an electronic load across terminals VOUT (J2) and GND (J4). 5. An ammeter can be inserted in series with the load to observe the load current. 6. Connect a voltmeter across the output terminals (TP2, TP4) to observe the output voltage. 7. With the load initially set to no load, set the power supply between 6 V and 24 V and turn on the power supply. Check for 12 V at the output. 8. Once the output is at the expected target (12 V), increase the load gradually within the operating range. 4 LM34936EVM User's Guide SNVU630 – August 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Performance www.ti.com 3 Performance 100 100 98 90 Efficiency (%) EFFICIENCY (%) 95 85 80 90 70 0 1 2 3 4 5 IOUT (A) 94 92 VIN=6V VIN=12V VIN=24V 75 96 5 6 10 15 20 25 VIN (V) D001 30 VINE Figure 4. Efficiency vs Input Voltage Figure 3. Efficiency vs Load Current 14 12 VIN=24V IIN (A) 10 8 VIN=12V 6 4 VIN=6V 2 0 5 10 15 VIN (V) 20 25 VINI Figure 5. Input Current vs Input Voltage Figure 6. Output Voltage Ripple SNVU630 – August 2018 Submit Documentation Feedback LM34936EVM User's Guide Copyright © 2018, Texas Instruments Incorporated 5 Performance www.ti.com VIN=24V VIN=12V VIN VIN=6V VOUT IL 2A-4A Figure 7. Load Transient Response (Load 2A to 4A, AC Coupled) Figure 8. Line Transient Response VOUT Release Overload EN VOUT(VIN=18V) VOUT(VIN=12V) Hiccup VOUT(VIN=8V) Figure 10. Start-up (Load = 1 A) Figure 9. Hiccup Mode Current Limit EN VOUT(VIN=18V) VOUT(VIN=12V) VOUT(VIN=8V) Figure 11. Shutdown (Load = 1 A) 6 LM34936EVM User's Guide SNVU630 – August 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Complete Schematic www.ti.com 4 Complete Schematic The complete schematic of LM34936 evaluation board is shown in Figure 12. Figure 12. LM34936EVM Schematic SNVU630 – August 2018 Submit Documentation Feedback LM34936EVM User's Guide Copyright © 2018, Texas Instruments Incorporated 7 Bill of Materials (BOM) 5 www.ti.com Bill of Materials (BOM) Table 2. Bill of Materials (BOM) DESIGNATOR DESCRIPTION MANUFACTURER PART NUMBER PCB Printed Circuit Board Any SV601130 1 C1 CAP, Aluminum Polymer, 68 µF, 63 V, ± 20%, 0.028 ohm, 2Pin SMD, Body 10.3 x 10.3 mm, Height 10 mm SMD Nichicon PCR1J680MCL1GS 1 C2, C3, C4, C5, C6 CAP, CERM, 4.7 µF, 100 V, ± 10%, X7S, 1210 TDK C3225X7S2A475K200AB 5 C8, C9, C10, C11, C12, C13, C14 CAP, CERM, 10 µF, 50 V, ± 10%, X7R, 1210 MuRata GRM32ER71H106KA12L 7 C7, C17 CAP, CERM, 100 pF, 100 V, ± 5%, C0G/NP0, 1206 AVX 12061A101JAT2A 2 C15, C16 CAP, Aluminum Polymer, 180 µF, 50 V, ± 20%, 0.019 ohm, SMD, 2-Leads, Dia 10.5mm, Pin Spacing 8mm SMD Nichicon PCR1H181MCL1GS 2 C18 CAP, CERM, 47 pF, 50 V, ± 5%, C0G/NP0, 0603 MuRata GRM1885C1H470JA01D 1 C19, C32 CAP, CERM, 1 µF, 25 V, ± 10%, X7R, 0603 MuRata GRM188R71E105KA12D 2 C20, C25 CAP, CERM, 0.1 µF, 100 V, ± 10%, X7R, 0603 MuRata GRM188R72A104KA35D 2 C21, C23, C24 CAP, CERM, 0.1 µF, 100 V, ± 10%, X7R, 0603 MuRata GRM188R72A104KA35D 3 C22, C29, C30, C33 CAP, CERM, 100 pF, 100 V, ± 5%, C0G/NP0, 0603 MuRata GRM1885C2A101JA01D 4 C28, C31 CAP, CERM, 0.022 µF, 50 V, ± 10%, X7R, 0603 Kemet C0603C223K5RACTU 2 D3 Diode, Schottky, 60 V, 1 A, SOD-323F NXP Semiconductor PMEG6010CEJ,115 1 D4, D5 Diode, Ultrafast, 100V, 0.25A, SOD-323 NXP Semiconductor BAS316,115 2 H1, H2, H3, H4 Machine Screw, Round, 4-40 x 1/4, Nylon, Philips Panhead B and F Fastener Supply NY PMS 440 0025 PH 4 H5, H6, H7, H8 Standoff, Hex, 0.5 inch Long 4-40 Nylon Keystone 1902C 4 J1, J2, J3, J4 Standard Banana Jack, Uninsulated, 5.5mm Keystone 575-4 4 J5, J17 Header, TH, 100mil, 2x1, Gold plated, 230 mil above insulator Sullins Connector Solutions PBC02SAAN 2 L1 Inductor, Shielded, Composite, 4.7µH, 29A, 0.00335 ohm, SMD Coilcraft XAL1510-472MEB 1 Q1, Q2, Q3, Q4 MOSFET, N-CH, 60 V, 19 A, PG-TDSON-8 Infineon Technologies BSC039N06NS 4 R1, R2 RES, 0Ω, 5%, 2 W, 2512 WIDE Vishay Draloric RCL12250000Z0EG 2 R3, R4, R6, R7, R15, R17 RES, 0Ω, 5%, 0.1 W, 0603 Yageo America RC0603JR-070RL 6 R5, R8 RES, 10.0Ω, 1%, 0.25 W, 1206 Yageo America RC1206FR-0710RL 2 R9, R11, RES, 100Ω, 1%, 0.1 W, 0603 Yageo America RC0603FR-07100RL 2 R10 RES, 0.008Ω, 1%, 4 W, 3015 WIDE Susumu Co Ltd KRL7638-C-R008-F-T1 1 R12, R14 RES, 10.0Ω, 1%, 0.1 W, 0603 Yageo America RC0603FR-0710RL 2 R13 RES, 2.0 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-0702KL 1 R16 RES, 249 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-07249KL 1 R18, R26 RES, 10.0 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-0710KL 2 R19 RES, 280 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-07280KL 1 R21 RES, 59.0 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-0759KL 1 R22 RES, 93.1 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-0793K1L 1 R23, R27 RES, 100, 1%, 0.1 W, 0603 Vishay Dale CRCW0603100RFKEAL 2 R24 RES, 20.0 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-0720KL 1 R25 RES, 27.4 kΩ, 1%, 0.1 W, 0603 Yageo America RC0603FR-0727K4L 1 TP1, TP2 Test Point, Compact, Red, TH Keystone 5005 2 TP3, TP4 Test Point, Compact, Black, TH Keystone 5006 2 8 LM34936EVM User's Guide QTY SNVU630 – August 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Re-Configuring the Average Current Loop www.ti.com Table 2. Bill of Materials (BOM) (continued) DESIGNATOR MANUFACTURER PART NUMBER TP5, TP6, TP7, Test Point, Compact, White, TH TP8, TP9, TP10 Keystone 5007 6 U1 Texas Instruments LM34936RHFT 1 6 7 DESCRIPTION 30V Wide VIN 4-Switch Synchronous Buck-Boost Controller, RHF (R-PVQFN-N28) QTY Re-Configuring the Average Current Loop PART USE IOUT LOOP USE IIN LOOP R2 Populate (see data sheet for value) 0 Ω (default) R23, R27 100 Ω (default) De-populate R1 0 Ω (default) Populate (see datasheet for value) R20, R28 De-populate 100 Ω C32 Populate (see datasheet for value) Populate (see datasheet for value) Board PCB Figure 13. Top Overlay SNVU630 – August 2018 Submit Documentation Feedback LM34936EVM User's Guide Copyright © 2018, Texas Instruments Incorporated 9 Board PCB www.ti.com Figure 14. Top Layer Figure 15. Top Solder 10 LM34936EVM User's Guide SNVU630 – August 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Board PCB www.ti.com Figure 16. Mid Layer 2 Figure 17. Mid Layer 3 SNVU630 – August 2018 Submit Documentation Feedback LM34936EVM User's Guide Copyright © 2018, Texas Instruments Incorporated 11 Board PCB www.ti.com Figure 18. Bottom Layer Figure 19. Bottom Solder 12 LM34936EVM User's Guide SNVU630 – August 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Board PCB www.ti.com Figure 20. Bottom Overlay SNVU630 – August 2018 Submit Documentation Feedback LM34936EVM User's Guide Copyright © 2018, Texas Instruments Incorporated 13 STANDARD TERMS FOR EVALUATION MODULES 1. Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms set forth herein. User's acceptance of the EVM is expressly subject to the following terms. 1.1 EVMs are intended solely for product or software developers for use in a research and development setting to facilitate feasibility evaluation, experimentation, or scientific analysis of TI semiconductors products. EVMs have no direct function and are not finished products. EVMs shall not be directly or indirectly assembled as a part or subassembly in any finished product. For clarification, any software or software tools provided with the EVM (“Software”) shall not be subject to the terms and conditions set forth herein but rather shall be subject to the applicable terms that accompany such Software 1.2 EVMs are not intended for consumer or household use. EVMs may not be sold, sublicensed, leased, rented, loaned, assigned, or otherwise distributed for commercial purposes by Users, in whole or in part, or used in any finished product or production system. 2 Limited Warranty and Related Remedies/Disclaimers: 2.1 These terms do not apply to Software. The warranty, if any, for Software is covered in the applicable Software License Agreement. 2.2 TI warrants that the TI EVM will conform to TI's published specifications for ninety (90) days after the date TI delivers such EVM to User. Notwithstanding the foregoing, TI shall not be liable for a nonconforming EVM if (a) the nonconformity was caused by neglect, misuse or mistreatment by an entity other than TI, including improper installation or testing, or for any EVMs that have been altered or modified in any way by an entity other than TI, (b) the nonconformity resulted from User's design, specifications or instructions for such EVMs or improper system design, or (c) User has not paid on time. Testing and other quality control techniques are used to the extent TI deems necessary. TI does not test all parameters of each EVM. User's claims against TI under this Section 2 are void if User fails to notify TI of any apparent defects in the EVMs within ten (10) business days after delivery, or of any hidden defects with ten (10) business days after the defect has been detected. 2.3 TI's sole liability shall be at its option to repair or replace EVMs that fail to conform to the warranty set forth above, or credit User's account for such EVM. TI's liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty. If TI elects to repair or replace such EVM, TI shall have a reasonable time to repair such EVM or provide replacements. Repaired EVMs shall be warranted for the remainder of the original warranty period. Replaced EVMs shall be warranted for a new full ninety (90) day warranty period. 3 Regulatory Notices: 3.1 United States 3.1.1 Notice applicable to EVMs not FCC-Approved: FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product. This kit is not a finished product and when assembled may not be resold or otherwise marketed unless all required FCC equipment authorizations are first obtained. Operation is subject to the condition that this product not cause harmful interference to licensed radio stations and that this product accept harmful interference. Unless the assembled kit is designed to operate under part 15, part 18 or part 95 of this chapter, the operator of the kit must operate under the authority of an FCC license holder or must secure an experimental authorization under part 5 of this chapter. 3.1.2 For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant: CAUTION This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. FCC Interference Statement for Class A EVM devices NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. FCC Interference Statement for Class B EVM devices NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • • • • Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. 3.2 Canada 3.2.1 For EVMs issued with an Industry Canada Certificate of Conformance to RSS-210 or RSS-247 Concerning EVMs Including Radio Transmitters: This device complies with Industry Canada license-exempt RSSs. Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Concernant les EVMs avec appareils radio: Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. Concerning EVMs Including Detachable Antennas: Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for successful communication. This radio transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated. Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited for use with this device. Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope rayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante. Le présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans le manuel d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur 3.3 Japan 3.3.1 Notice for EVMs delivered in Japan: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page 日本国内に 輸入される評価用キット、ボードについては、次のところをご覧ください。 http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page 3.3.2 Notice for Users of EVMs Considered “Radio Frequency Products” in Japan: EVMs entering Japan may not be certified by TI as conforming to Technical Regulations of Radio Law of Japan. If User uses EVMs in Japan, not certified to Technical Regulations of Radio Law of Japan, User is required to follow the instructions set forth by Radio Law of Japan, which includes, but is not limited to, the instructions below with respect to EVMs (which for the avoidance of doubt are stated strictly for convenience and should be verified by User): 1. 2. 3. Use EVMs in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal Affairs and Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule for Enforcement of Radio Law of Japan, Use EVMs only after User obtains the license of Test Radio Station as provided in Radio Law of Japan with respect to EVMs, or Use of EVMs only after User obtains the Technical Regulations Conformity Certification as provided in Radio Law of Japan with respect to EVMs. Also, do not transfer EVMs, unless User gives the same notice above to the transferee. Please note that if User does not follow the instructions above, User will be subject to penalties of Radio Law of Japan. 【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けて いないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの 措置を取っていただく必要がありますのでご注意ください。 1. 2. 3. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用 いただく。 実験局の免許を取得後ご使用いただく。 技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ ンスツルメンツ株式会社 東京都新宿区西新宿6丁目24番1号 西新宿三井ビル 3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧ください。http:/ /www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 3.4 European Union 3.4.1 For EVMs subject to EU Directive 2014/30/EU (Electromagnetic Compatibility Directive): This is a class A product intended for use in environments other than domestic environments that are connected to a low-voltage power-supply network that supplies buildings used for domestic purposes. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures. 4 EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS. 4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM, including without limitation any warning or restriction notices. The notices contain important safety information related to, for example, temperatures and voltages. 4.3 Safety-Related Warnings and Restrictions: 4.3.1 User shall operate the EVM within TI’s recommended specifications and environmental considerations stated in the user guide, other available documentation provided by TI, and any other applicable requirements and employ reasonable and customary safeguards. Exceeding the specified performance ratings and specifications (including but not limited to input and output voltage, current, power, and environmental ranges) for the EVM may cause personal injury or death, or property damage. If there are questions concerning performance ratings and specifications, User should contact a TI field representative prior to connecting interface electronics including input power and intended loads. Any loads applied outside of the specified output range may also result in unintended and/or inaccurate operation and/or possible permanent damage to the EVM and/or interface electronics. Please consult the EVM user guide prior to connecting any load to the EVM output. If there is uncertainty as to the load specification, please contact a TI field representative. During normal operation, even with the inputs and outputs kept within the specified allowable ranges, some circuit components may have elevated case temperatures. These components include but are not limited to linear regulators, switching transistors, pass transistors, current sense resistors, and heat sinks, which can be identified using the information in the associated documentation. When working with the EVM, please be aware that the EVM may become very warm. 4.3.2 EVMs are intended solely for use by technically qualified, professional electronics experts who are familiar with the dangers and application risks associated with handling electrical mechanical components, systems, and subsystems. User assumes all responsibility and liability for proper and safe handling and use of the EVM by User or its employees, affiliates, contractors or designees. User assumes all responsibility and liability to ensure that any interfaces (electronic and/or mechanical) between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard. User assumes all responsibility and liability for any improper or unsafe handling or use of the EVM by User or its employees, affiliates, contractors or designees. 4.4 User assumes all responsibility and liability to determine whether the EVM is subject to any applicable international, federal, state, or local laws and regulations related to User’s handling and use of the EVM and, if applicable, User assumes all responsibility and liability for compliance in all respects with such laws and regulations. User assumes all responsibility and liability for proper disposal and recycling of the EVM consistent with all applicable international, federal, state, and local requirements. 5. Accuracy of Information: To the extent TI provides information on the availability and function of EVMs, TI attempts to be as accurate as possible. However, TI does not warrant the accuracy of EVM descriptions, EVM availability or other information on its websites as accurate, complete, reliable, current, or error-free. 6. Disclaimers: 6.1 EXCEPT AS SET FORTH ABOVE, EVMS AND ANY MATERIALS PROVIDED WITH THE EVM (INCLUDING, BUT NOT LIMITED TO, REFERENCE DESIGNS AND THE DESIGN OF THE EVM ITSELF) ARE PROVIDED "AS IS" AND "WITH ALL FAULTS." TI DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, REGARDING SUCH ITEMS, INCLUDING BUT NOT LIMITED TO ANY EPIDEMIC FAILURE WARRANTY OR IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF ANY THIRD PARTY PATENTS, COPYRIGHTS, TRADE SECRETS OR OTHER INTELLECTUAL PROPERTY RIGHTS. 6.2 EXCEPT FOR THE LIMITED RIGHT TO USE THE EVM SET FORTH HEREIN, NOTHING IN THESE TERMS SHALL BE CONSTRUED AS GRANTING OR CONFERRING ANY RIGHTS BY LICENSE, PATENT, OR ANY OTHER INDUSTRIAL OR INTELLECTUAL PROPERTY RIGHT OF TI, ITS SUPPLIERS/LICENSORS OR ANY OTHER THIRD PARTY, TO USE THE EVM IN ANY FINISHED END-USER OR READY-TO-USE FINAL PRODUCT, OR FOR ANY INVENTION, DISCOVERY OR IMPROVEMENT, REGARDLESS OF WHEN MADE, CONCEIVED OR ACQUIRED. 7. USER'S INDEMNITY OBLIGATIONS AND REPRESENTATIONS. USER WILL DEFEND, INDEMNIFY AND HOLD TI, ITS LICENSORS AND THEIR REPRESENTATIVES HARMLESS FROM AND AGAINST ANY AND ALL CLAIMS, DAMAGES, LOSSES, EXPENSES, COSTS AND LIABILITIES (COLLECTIVELY, "CLAIMS") ARISING OUT OF OR IN CONNECTION WITH ANY HANDLING OR USE OF THE EVM THAT IS NOT IN ACCORDANCE WITH THESE TERMS. THIS OBLIGATION SHALL APPLY WHETHER CLAIMS ARISE UNDER STATUTE, REGULATION, OR THE LAW OF TORT, CONTRACT OR ANY OTHER LEGAL THEORY, AND EVEN IF THE EVM FAILS TO PERFORM AS DESCRIBED OR EXPECTED. 8. Limitations on Damages and Liability: 8.1 General Limitations. IN NO EVENT SHALL TI BE LIABLE FOR ANY SPECIAL, COLLATERAL, INDIRECT, PUNITIVE, INCIDENTAL, CONSEQUENTIAL, OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF THESE TERMS OR THE USE OF THE EVMS , REGARDLESS OF WHETHER TI HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. EXCLUDED DAMAGES INCLUDE, BUT ARE NOT LIMITED TO, COST OF REMOVAL OR REINSTALLATION, ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, RETESTING, OUTSIDE COMPUTER TIME, LABOR COSTS, LOSS OF GOODWILL, LOSS OF PROFITS, LOSS OF SAVINGS, LOSS OF USE, LOSS OF DATA, OR BUSINESS INTERRUPTION. NO CLAIM, SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN TWELVE (12) MONTHS AFTER THE EVENT THAT GAVE RISE TO THE CAUSE OF ACTION HAS OCCURRED. 8.2 Specific Limitations. IN NO EVENT SHALL TI'S AGGREGATE LIABILITY FROM ANY USE OF AN EVM PROVIDED HEREUNDER, INCLUDING FROM ANY WARRANTY, INDEMITY OR OTHER OBLIGATION ARISING OUT OF OR IN CONNECTION WITH THESE TERMS, , EXCEED THE TOTAL AMOUNT PAID TO TI BY USER FOR THE PARTICULAR EVM(S) AT ISSUE DURING THE PRIOR TWELVE (12) MONTHS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE CLAIMED. THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT. 9. Return Policy. Except as otherwise provided, TI does not offer any refunds, returns, or exchanges. Furthermore, no return of EVM(s) will be accepted if the package has been opened and no return of the EVM(s) will be accepted if they are damaged or otherwise not in a resalable condition. If User feels it has been incorrectly charged for the EVM(s) it ordered or that delivery violates the applicable order, User should contact TI. All refunds will be made in full within thirty (30) working days from the return of the components(s), excluding any postage or packaging costs. 10. Governing Law: These terms and conditions shall be governed by and interpreted in accordance with the laws of the State of Texas, without reference to conflict-of-laws principles. User agrees that non-exclusive jurisdiction for any dispute arising out of or relating to these terms and conditions lies within courts located in the State of Texas and consents to venue in Dallas County, Texas. Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2018, Texas Instruments Incorporated IMPORTANT NOTICE FOR TI DESIGN INFORMATION AND RESOURCES Texas Instruments Incorporated (‘TI”) technical, application or other design advice, services or information, including, but not limited to, reference designs and materials relating to evaluation modules, (collectively, “TI Resources”) are intended to assist designers who are developing applications that incorporate TI products; by downloading, accessing or using any particular TI Resource in any way, you (individually or, if you are acting on behalf of a company, your company) agree to use it solely for this purpose and subject to the terms of this Notice. TI’s provision of TI Resources does not expand or otherwise alter TI’s applicable published warranties or warranty disclaimers for TI products, and no additional obligations or liabilities arise from TI providing such TI Resources. TI reserves the right to make corrections, enhancements, improvements and other changes to its TI Resources. You understand and agree that you remain responsible for using your independent analysis, evaluation and judgment in designing your applications and that you have full and exclusive responsibility to assure the safety of your applications and compliance of your applications (and of all TI products used in or for your applications) with all applicable regulations, laws and other applicable requirements. You represent that, with respect to your applications, you have all the necessary expertise to create and implement safeguards that (1) anticipate dangerous consequences of failures, (2) monitor failures and their consequences, and (3) lessen the likelihood of failures that might cause harm and take appropriate actions. You agree that prior to using or distributing any applications that include TI products, you will thoroughly test such applications and the functionality of such TI products as used in such applications. TI has not conducted any testing other than that specifically described in the published documentation for a particular TI Resource. You are authorized to use, copy and modify any individual TI Resource only in connection with the development of applications that include the TI product(s) identified in such TI Resource. NO OTHER LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT, AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD PARTY IS GRANTED HEREIN, including but not limited to any patent right, copyright, mask work right, or other intellectual property right relating to any combination, machine, or process in which TI products or services are used. Information regarding or referencing third-party products or services does not constitute a license to use such products or services, or a warranty or endorsement thereof. Use of TI Resources may require a license from a third party under the patents or other intellectual property of the third party, or a license from TI under the patents or other intellectual property of TI. TI RESOURCES ARE PROVIDED “AS IS” AND WITH ALL FAULTS. TI DISCLAIMS ALL OTHER WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED, REGARDING TI RESOURCES OR USE THEREOF, INCLUDING BUT NOT LIMITED TO ACCURACY OR COMPLETENESS, TITLE, ANY EPIDEMIC FAILURE WARRANTY AND ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT OF ANY THIRD PARTY INTELLECTUAL PROPERTY RIGHTS. TI SHALL NOT BE LIABLE FOR AND SHALL NOT DEFEND OR INDEMNIFY YOU AGAINST ANY CLAIM, INCLUDING BUT NOT LIMITED TO ANY INFRINGEMENT CLAIM THAT RELATES TO OR IS BASED ON ANY COMBINATION OF PRODUCTS EVEN IF DESCRIBED IN TI RESOURCES OR OTHERWISE. IN NO EVENT SHALL TI BE LIABLE FOR ANY ACTUAL, DIRECT, SPECIAL, COLLATERAL, INDIRECT, PUNITIVE, INCIDENTAL, CONSEQUENTIAL OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF TI RESOURCES OR USE THEREOF, AND REGARDLESS OF WHETHER TI HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. You agree to fully indemnify TI and its representatives against any damages, costs, losses, and/or liabilities arising out of your noncompliance with the terms and provisions of this Notice. This Notice applies to TI Resources. Additional terms apply to the use and purchase of certain types of materials, TI products and services. These include; without limitation, TI’s standard terms for semiconductor products http://www.ti.com/sc/docs/stdterms.htm), evaluation modules, and samples (http://www.ti.com/sc/docs/sampterms.htm). Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2018, Texas Instruments Incorporated
LM34936EVM 价格&库存

很抱歉,暂时无法提供与“LM34936EVM”相匹配的价格&库存,您可以联系我们找货

免费人工找货