MPDTY321S

MPDTY321S Specification 1 DC-DC Converter Specification MPDTY321S 1 . Application This specification applies to DC-DC Converter for telecommunication / data-communication equipment, MPDTY321S. For any other application, please contact us before using this product. 2 . Customer Reference Customer Spec. Number Customer Part Number 3 . Murata Part Number MPDTY321S 4 . Appearance, Dimensions (1.55) P P P Ｆ P 15.8±0.2 P P M (1.55) 15.4±0.2 )…reference value P=2.54 ±0.2mm P Tolerance is not accumulated. P P □ ① □ ② P ( 2.9max. Marking (1) Pin No.1 Marking / MFG ID (2) Parts No. F (3) Lot No. □□ ①② ①Production Year ②Production Month（1,2,3,…9,O,N,D） ※Flux may expand on PCB and attach onto the area where the marking is printed with laser. In the case the marking become darker in color since flux is unreflecting. It may be a little hard to read, however, the marking is not deleated nor blurred. Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 2 5 . Pin Number and Function Pin No. Symbol Function 1 VAR Vout Adjustment 2 FT Output Trim 3,9,10,11 GND GND 4,5 Vout Output 6 +Sense Output +Sense 7,8 12 Vin ON/OFF Input Voltage Remote ON/OFF 6. Block Diagram 7,8 Vout Vin 4,5 6 SENSE GND 9,10,11 12 3 GND ON/OFF Control Circuit 2 1 7. Environmental Conditions 7.1 Operating Temperature Range 7.2 Storage Temperature Range 7.3 Operating Humidity Range 7.4 Storage Humidity Range VAR -40°C ~ +85°C -40°C ~ +85°C 20% ~ 85% （No water condenses in any cases.） 10% ~ 90% （No water condenses in any cases.） Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 3 8.Absolute Maximum Rating Item Input Voltage Range VAR Pin, ON/OFF Pin Voltage Range Unit V V Absolute Rating -0.3V∼6.3V -0.3V∼Vin+0.3V Remarks No voltage, no matter how instantaneous, shall be applied beyond the absolute maximum voltage rating to this product. If you apply any voltage over this limit the product characteristics will deteriorate or the product itself will be destroyed. Even though it may continue operating for a while after the over-voltage event, its life will likely be shortened significantly. Reliability and life of the module may degrade similarly if the maximum operating voltage rating is continuously exceeded. This product is designed to operate within the maximum operating voltage rating specification. 9. Characteristics 9.1.Electrical Characteristics 9.1.1.Input Characteristics (Ta= 25°C) Item Input Voltage Range UVLO Threshold Condition Symbol Vin UVLO Min. 4.5 - Value Typ. 5.0 4.3 Max. 5.5 - Unit V V 9.1.2.Interface Characteristics (Ta= 25°C) Item Condition Value Unit Min. Typ. Max. ON/OFF pin is pulled up to 5V inside of the DC-DC converter. If ON/OFF pin is left open, the DC-DC converter shall be “ON”. This pin will be pulled down to GND inside the DC-DC converter when UVLO events occur. Please do NOT connect this pin to power supply with low impedance line, so as not to damage the converter. If ON/OFF pin is pulled down to GND, the DC-DC converter OFF 0 0.3 V shall be “OFF”. Symbol ON/OFF pin High Voltage VIH ON/OFF pin Low Voltage VIL 9.1.3.General Characteristics (Ta= 25°C) Item Symbol Output Voltage Range Vout Output Current Iout Output VoltageTolerance Ripple Voltage Vo tol Vrpl Efficiency EFF Operating Frequency Frq Short Circuit Protection SCP Condition FT= Open FT= Short See the Thermal derating curve in clause 9.1.4 Vout=0.8∼0.9V FT= Open Vout=0.9∼1.8V Over Vin,Io, FT= Short Rset=1% tolerance Vout=1.8∼3.3V FT= Short Vin=4.5∼5.5V, Iout=0 Vout=0.8∼1.2V ∼4A, Vout=1.2∼3.3V BW = 20MHz, Vin =5.0V, Iout=4A Vout=1.2V Vout=2.5V Vout=3.3V If output is shorted to GND , DC-DC converter shall be operated in a hiccup mode. After the short circuit event has cleared, the output is automatically brought back into regulation. Min. 0.8 0.9 Value Typ. - Max. 0.9 3.3 0 - 4 -2.0 - +2.0 -1.5 - +1.5 -2.0 - +2.0 - 15 30 - 25 50 - 85 91 93 600 - kHz - 6.5 - A Unit V A %Vo mV(pp) % Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 4 External Output Capacitor Output Rise Time Rising Overshoot Output Delay Cout When input voltage is ideal voltage source 47 - 1000 µF Tr Vover Td Vo=10％∼90％ 1 0.1 - 10 +10 8 msec % msec Vin High :ON/OFF Low→High Vo=10% ! Caution The above electrical characteristics are guaranteed with the condition that the impedance of the input voltage source is sufficiently low as shown in section 10. Connecting an input inductance or using an input power supply with output inductance may cause an unstable operation of this device. Please check the proper operation of this device with the peripheral circuits on your system. It is strongly recommended that on/off terminal should be used when you turn on/off this product. Characteristics may be affected by turning input voltage on/off. Please check product operation on your application with turning input voltage on/off. 9.1.4.Thermal Derating M PDTY321S (Vin=4.5∼ 5.5V、 Vout=0.8∼ 3.3V､ Air Flow： 0~0.2ｍ /ｓ) 5 0.2m/s 4 Iout ［ A ］ 0m/s 3 2 1 0 20 30 40 50 60 70 80 90 Ta[℃ ] The above derating limits apply to this product soldered directly to 101.6*180mm*1.6mm PCB . Any adjacent parts of high temperature may cause overheating. For reliable operation, please ensure that the FET temperature of this product is maintained below 120°C and the inductor temperature is below 106°C. Coil measure point M FETmeasure point Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 5 9.2. Operation Information 9.2.1. External Output Bias Condition External bias voltage level. Less than Voadj External bias current level Less than DC7A External output bias measurement condition I External bias A V V External bias voltage shall be measured when SW left open. External bias current shall be measured when SW left short. SW 9.2.2. Output voltage sensing By connecting SENSE-pin to the load, output voltage drop in wiring shall be compensated. Vout MPDTY321S Vout MPDTY321S SENSE Load SENSE Load GND GND Please do NOT connect SENSE-pin to the output of LC filter that is set to the Vout line. When using this way, this product will not operate properly. < Caution> Please connect SENSE-pin to Vout-pin nearby the product, if sense function is not used. 9.2.3. ON/OFF control By using ON/OFF function, the operation of this product can be disabled without disconnection of input voltage. When ON/OFF-pin(12pin) is left open …… Output Voltage =ON When ON/OFF-pin(12pin) is connected to GND …… Output Voltage =OFF MPDTY321S example GND ON/OFF or < Caution> ON/OFF pin is pulled up inside of the DC-DC converter, so voltage appears up to Vin at ON/OFF pin. ON/OFF pin will be pulled down to GND inside the DC-DC converter when UVLO events occur. Please do NOT connect this pin to power supply, so as not to damage the converter. 9.2.4. Parallel Operation. This product is incapable of parallel operation Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 6 9.2.5. Output Voltage Adjustment The output voltage can be adjusted from 0.8V to 3.3V by connecting resistors between VAR-pin(1Pin) to GND-pin. The following equation gives the required external-resistor values to adjust the output voltage to the required Vout. It is highly recommended that evaluation of the characteristics of this DC-DC converter’s operation under your board conditions be thoroughly conducted. In case output voltage is used more than 0.9V, please connect FT-pin (2pin) to GND. MPDTY321S Vout (a)0.8≦ Vout ＜0.9V Internal Circuit 26400 33kΩ VAR pin RVAR＝ 10kΩ −10000 [Ω] Voadj[V]−0.8[V] (b)0.9≦ Vout ≦3.3V RVAR (FT-pin：OPEN) Error amp FT pin RVAR＝ (FT-pin：SHORT to GND) 26400 −10000 [Ω] Voadj[V]−0.9[V] ＜RVAR Calculation Example＞ Voadj [V] 3.3 2.5 2.0 1.8 1.5 1.2 1.1 0.9 0.8 Calculated RVAR[Ω] 1000 6500 14000 19333 34000 78000 122000 Open Open RVAR Example FT pin 1.0kΩ 4.3kΩ + 2.2kΩ 13kΩ + 1kΩ 18kΩ + 1.3kΩ 33kΩ + 1kΩ 7.5kΩ + 3kΩ 120kΩ + 2kΩ Open Open Short to GND Short to GND Short to GND Short to GND Short to GND Short to GND Short to GND Short to GND Open Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 7 9.3. Reliability 9.3.1. Humidity According to JIS-C-0022. 40 土 2°C, 90 to 95%RH, 100 hours. Leave for 4 hours at room temperature. No damage in appearance and no deviation from electrical characteristics (section 9.1.). 9.3.2. Temperature Cycles Repeat cycle 5 times. Leave 2 hours at room temp. No damage in appearance and no deviation from electrical characteristics (section 9.1.).. Step Condition Time 1 -40°C±3°C 30 minutes 2 Room Temp. 5-10 minutes 3 +85°C±2°C 30 minutes 4 Room Temp. 5-10 minutes 9.3.3. Vibration 10 to 55Hz, 1.5mm amplitude (1minute cycle), 1 hour for each of X, Y, Z directions. No damage in appearance and no deviation from electrical characteristics (section 9.1.). 9.3.4. Mechanical Shock 20G, 1 time for each X, Y, Z directions. No damage in appearance and no deviation from electrical characteristics (section 9.1.). 10. Test Circuit In the following test circuit, the initial values under item 9.1. should be met. 10.1. General Measure Circuit Vin ON/OFF C1 7,8 12 4,5 MPDTY321S 3,9,10,11 SENSE Vout 6 VAR 1 2 F.T RVAR C2 RL C1：22µF／10V Ceramic Capacitor C2：47µF／6.3V Ceramic Capacitor Please make sure to place C1 and C2 nearby input and output terminal of DC-DC converter. Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 8 10.2. Ripple Noise Measurement Circuit Coaxial cable :1.5D-2V, L=1.5m Oscilloscope BW：20MHz Vout DC-DC Converter GND Terminator （Keisokugiken TRC-50F) Ceramic Capacitor Equivalent circuit R：50Ω C：0.01µF A: Ripple Noise Voltage B: Ripple Voltage B A C: Switching Period C Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 9 Packaging Specification 11.1. Tray Dimensions DC-DC converter are put the trays. (See Fig.1) Pin No.1 11. Fig.1 Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 10 11.2. Contained pieces of products per corrugated box. Maximum contained products pieces 600pcs./corrugated box Further plural sheets of corrugated cardboard are placed on the top of the dummy tray according to number of contained trays in order to full up the space in a corrugated box. 11.3. Packaging Form Trays with products are lidded and packed in a corrugated box. (See Fig.2) Corrugated cardboard Dummy tray Tray Containning products 10 tray max. Corrugated cardboard （330） （68） MURATA PRODUCTS （155） Corrugated box Lebel Dimension [unit : mm]of Corrugated box is reference only. Fig.2 ※Marking on the box 1.Murata Parts No. 2.Quantity 3.Inspection No. 4.RoHS-Y 12. Production factory Komatsu Murata Mfg.Co., Ltd. Kanazu Murata Mfg. Co., Ltd. Wakura Murata Mfg. Co., Ltd. Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 11 13. ! Caution 1 . Be sure to provide an appropriate fail-safe function on your product to prevent secondary damage that may be caused due to abnormal functional or failure of this product. 2 . Inrush current protection is not a feature of this product. 3 . Please connect the input terminals with the correct polarity.If an error in polarity connection is made this product may be damaged. If this product is damaged internally, an elevated input current may flow, and so this product may exhibit an abnormal temperature rise, or your product may be damaged. Please add a diode and fuse per the following diagram to protect them. fuse + diode ※ + IN OUT - - + Load Please select diode and fuse after confirming the operation of your product. 4. Limitation of Application Please contact us before using this product for the applications listed below which require especially high reliability for the prevention of defects, which might directly cause damage to the third party’s life, body or property. ①Aircraft equipment ②Aerospace equipment ③Undersea equipment ④Power plant control equipment ⑤Medical equipment ⑥Transportation equipment (vehicles, trains, ships, etc.) ⑦Traffic signal equipment ⑧Disaster prevention /crime prevention equipment ⑨Any other application of similar complexity and/or reliability requirements to the applications listed above. 14. Notice 14.1. Soldering 14.1.1. Flux Please solder this product with Rosin Flux that contains of 0.2wt% or less chlorine. Please do not use high activity acid flux or water-soluble flux as they may reduce the reliability of this product. Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 12 14.1.2. PCB Land Pattern Recommendation 1pin 8.0 2.8 2.54 8.0 1.5 There are wiring coppers or through-hole via at the bottom side of the DC-DC converter. When you design your PCBs, please be careful not to short the circuit of the DC-DC converter or PCBs. 14.1.3. Soldering Conditions Recommendation Reflow Soldering This product is RoHS compliant. The following profile is recommended for the reflow of this product using Pb-free solder paste (Sn-Ag-Cu). Method : Full convection reflow soldering Reflow Soldering Profile JEDEC IPC/JEDEC J-STD-020D Table 5-2 Classification Reflow Profile Pb-Free Assembly Large Body Profile details Soldering temperature Soldering time Heating time Preheating time Programming rate Descending rate Total soldering time Times : : : : : : : : 245ºC+0/-5ºC 30 seconds, 240 to 245ºC 60 to 150 seconds, over217ºC 60 to 120 seconds,150 to 200ºC 3ºC/ sec. Max., 217 to 245ºC 6ºC/ sec. Max. 8 minutes Max., 25 to 245ºC 1 time 245oC Parts surface temperature [ºC] 217 oC 200 oC 60∼150 (seconds) 150oC 60∼120 (seconds) Times ※Do not vibrate for the products on reflow. Please need to take care temperature control because mounted parts may come off if the product are left under the high temperature. Do not reflow DC-DC converter as follows, because DC-DC converter may fall down from a substrate Substrate during reflowing. DC-DC Converter Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19 MPDTY321S Specification 13 14. 2. Cleaning Please use no-cleaning type flux and do not wash this product. 14.3. Storage 14.3.1. Please store the products in room where the temperature/humidity is stable and direct sunlight cannot come in, and use the products within 6 months after delivery. Please avoid damp and heat or such places where the temperature greatly changes, as water may condense on this product, and the quality of characteristics may be reduced, and/or be the solderability may be degraded. If this product needs to be stored for a long time (more than 1 year), this product may be degraded in solderability and/or corroded. Please test the solderability of this product regularly. Baking before reflow process is unnecessary to store the products under 30℃,60%RH or less up to 6 months. In case the storage condition is over above mentioned, if these are unpacked condition, please bake them at 125℃±5℃/24hour. If these are packed in a tape, please bake them before soldering at 60℃±5℃ /168hour. 14.3.2. Please do not store this product in places such as : A dusty place, a place exposed directly to sea breeze, or in an atmosphere containing corrosive gas (Cl2,NH3,SO2,NOX and so on). 14. 4. Operational Environment and Operational Conditions 14.4.1. Operational Environment This product is not water-, chemical- or corrosion-proof. In order to prevent leakage of electricity and abnormal temperature rise of the product,do not operate under the following environmental conditions: (1) An atmosphere containing corrosive gas (Cl2, NH3, SO2, NOX and so on) (2) A high-dust environment (3) Under the exposure of direct sunlight (4) A location where the likelihood of exposure to water or water condensation exists. (5) A location exposed to ocean air (6) Any locations similar to the above 14.4.2. Operational Conditions Please use this product within specified values (power supply, temperature, input, output and load condition, and so on). If the product is exposed to conditions outside of the specified values reliability of the product may be adversely effected. 14.4.3. Note prior to use Diminished reliability and/ or failure may result if the product is exposed to a high-level static charge, over-rated voltage or reverse voltage. Please avoid the following conditions be avoided prior to use of the product: (1) Supply of power outside of rated values (see section 8) (2) Supply of reverse power or inadequate connection of a 0 V(DC)line (3) Electrostatic discharge from production line and/ or operator (4) Electrification of the product from electrostatic induction (5) Excessive mechanical shock 14.5. Transportation Murata recommends that when transporting this product, it be packed so as to avoid damage by mechanical vibration or exposure to adverse conditions such as ocean air, high humidity. It is additionally recommended that appropriate instructions and guidelines be communicated to carriers to prevent exposure to these same conditions. 15. ! Note 1. Murata recommends that customers ensure that the evaluation and testing of these devices are completed with this product actually assembled on their product. 2. All the items and parameters in this product specification have been prescribed on the premise that Murata’s product is used for the purpose, under the condition and in the environment mutually agreed upon. This document is for reference only and subject to revision without prior of subsequent notice. Please contact Murata for latest documentation. Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’ s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.8.19