BAS321,135

BAS321 General purpose diode 1 July 2022 Product data sheet 1. General description General purpose diode fabricated in planar technology and encapsulated in a very small SOD323 (SC-76) plastic package. 2. Features and benefits • • • • • • Small plastic SMD package Switching speed: max. 50 ns General application Continuous reverse voltage: max. 200 V Repetitive peak reverse voltage: max. 250 V Repetitive peak forward current: max. 625 mA 3. Applications • General purpose switching in surface mounted circuits 4. Quick reference data Table 1. Quick reference data Symbol Parameter Conditions IF forward current VR reverse voltage Ptot total power dissipation Tamb = 25 °C VF forward voltage IF = 200 mA; Tj = 25 °C [1] [1] [1] Min Typ Max Unit - - 250 mA - - 200 V - - 300 mW - - 1.25 V Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard footprint. BAS321 Nexperia General purpose diode 5. Pinning information Table 2. Pinning information Pin Symbol Description 1 K Cathode 2 A Anode Simplified outline 1 Graphic symbol 2 SOD323 K A 001aaa020 6. Ordering information Table 3. Ordering information Type number Package BAS321 Name Description Version SOD323 plastic, surface-mounted package; 2 leads; 1.3 mm pitch; 1.7 mm x 1.25 mm x 0.95 mm body SOD323 7. Marking Table 4. Marking codes Type number Marking code BAS321 A7 BAS321 Product data sheet All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 2 / 10 BAS321 Nexperia General purpose diode 8. Limiting values Table 5. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter VRRM repetitive peak reverse voltage VR reverse voltage IF forward current IFSM non-repetitive peak forward current Conditions Min Max Unit - 250 V - 200 V - 250 mA tp = 10 ms; square wave; Tj(init) = 25 °C - 1.7 A tp = 1 µs; square wave; Tj(init) = 25 °C - 9 A tp = 100 µs; square wave; Tj(init) = 25 °C - 3 A - 625 mA - 300 mW [1] IFRM repetitive peak forward current tp ≤ 0.5 ms; δ ≤ 0.25 Ptot total power dissipation Tamb = 25 °C Tj junction temperature - 150 °C Tstg storage temperature -65 150 °C [1] [1] Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard footprint. 9. Thermal characteristics Table 6. Thermal characteristics Symbol Parameter Min Typ Max Unit Rth(j-a) thermal resistance from junction to ambient [1] - - 366 K/W Rth(j-sp) thermal resistance from junction to solder point [2] - - 130 K/W [1] [2] Conditions Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard footprint. Soldering point of cathode tab. BAS321 Product data sheet All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 3 / 10 BAS321 Nexperia General purpose diode 10. Characteristics Table 7. Characteristics Symbol Parameter Conditions Min Typ Max Unit VF IF = 100 mA; Tj = 25 °C - - 1 V IF = 200 mA; Tj = 25 °C - - 1.25 V VR = 200 V; Tj = 25 °C - - 100 nA forward voltage IR reverse current VR = 200 V; Tj = 150 °C - - 100 µA Cd diode capacitance VR = 0 V; f = 1 MHz; Tj = 25 °C - - 2 pF trr reverse recovery time IF = 30 mA; IR = 30 mA; RL = 100 Ω; IR(meas) = 3 mA; Tj = 25 °C - - 50 ns mbk927 300 IF (mA) IF (mA) 200 400 100 200 0 0 50 100 0 150 200 Tamb (°C) Maximum permissible continuous forward current as a function of ambient temperature Fig. 2. mbg703 102 (1) 0 1 (2) (3) VF (V) 2 (1) Tj = 150 °C; typical values (2) Tj = 25 °C; typical values (3) Tj = 25 °C; maximum values Device mounted on an FR4 PCB Fig. 1. mbg384 600 Forward current as a function of forward voltage mbg381 102 IR (µA) IFSM (A) 10 10 (1) 1 (2) 1 10- 1 10- 1 1 10 102 103 tp (µs) 10- 2 104 Based on square wave currents Tj = 25 °C prior to surge Fig. 3. Product data sheet 100 Tj (°C) 200 (1) VR = VRmax; maximum values (2) VR = VRmax; typical values Maximum permissible non-repetitive peak forward current as a function of pulse duration BAS321 0 Fig. 4. Reverse current as a function of junction temperature All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 4 / 10 BAS321 Nexperia General purpose diode mbg447 1.0 mbk926 300 Cd (pF) VR (V) 0.8 200 0.6 100 0.4 0.2 0 2 4 6 VR (V) 0 8 f = 1 MHz Tj = 25 °C. Fig. 5. Fig. 6. Diode capacitance as a function of reverse voltage; typical values. 0 50 100 150 200 Tamb (°C) Maximum permissible continuous reverse voltage as a function of the ambient temperature 11. Test information tr D.U.T. RS = 50 Ω V = VR + IF × RS IF tp 10 % t + IF SAMPLING OSCILLOSCOPE trr t Ri = 50 Ω mga881 VR (1) 90 % input signal output signal (1) IR = 3 mA Fig. 7. Reverse recovery time test circuit and waveforms BAS321 Product data sheet All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 5 / 10 BAS321 Nexperia General purpose diode 12. Package outline Plastic surface-mounted package; 2 leads SOD323 A D E X v HD 1 M A Q 2 bp A A1 (1) c detail X 0 1 Lp 2 mm scale DIMENSIONS (mm are the original dimensions) UNIT A A1 max bp c D E HD Lp Q v mm 1.1 0.8 0.05 0.40 0.25 0.25 0.10 1.8 1.6 1.35 1.15 2.7 2.3 0.45 0.15 0.25 0.15 0.2 Note 1. The marking bar indicates the cathode OUTLINE VERSION REFERENCES IEC SOD323 Fig. 8. JEDEC JEITA EUROPEAN PROJECTION ISSUE DATE 03-12-17 06-03-16 SC-76 Package outline SOD323 BAS321 Product data sheet All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 6 / 10 BAS321 Nexperia General purpose diode 13. Soldering 3.05 2.1 solder lands solder resist 1.65 0.95 0.5 (2×) 0.6 (2×) solder paste occupied area 2.2 Dimensions in mm 0.5 (2×) 0.6 (2×) Fig. 9. sod323_fr Reflow soldering footprint for SOD323 5 2.9 1.5 (2×) solder lands solder resist occupied area 1.2 2.75 (2×) Dimensions in mm preferred transport direction during soldering sod323_fw Fig. 10. Wave soldering footprint for SOD323 BAS321 Product data sheet All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 7 / 10 BAS321 Nexperia General purpose diode 14. Revision history Table 8. Revision history Data sheet ID Release date Data sheet status Change notice Supersedes BAS321 v.4 20220701 Product data sheet - BAS321 v.3 Modifications: • BAS321 v.3 20190618 Product data sheet - BAS321 v.2 BAS321 v.2 20040126 Product data sheet - BAS321 v.1 BAS321 v.1 19990209 Product data sheet - - BAS321 Product data sheet Product(s) changed to non-automotive qualification. Please refer to nexperia.com for automotive (-Q) product alternative(s). All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 8 / 10 BAS321 Nexperia General purpose diode 15. Legal information injury, death or severe property or environmental damage. Nexperia and its suppliers accept no liability for inclusion and/or use of Nexperia products in such equipment or applications and therefore such inclusion and/or use is at the customer’s own risk. Data sheet status Quick reference data — The Quick reference data is an extract of the product data given in the Limiting values and Characteristics sections of this document, and as such is not complete, exhaustive or legally binding. Document status [1][2] Product status [3] Definition Objective [short] data sheet Development This document contains data from the objective specification for product development. Preliminary [short] data sheet Qualification This document contains data from the preliminary specification. Product [short] data sheet Production This document contains the product specification. [1] [2] [3] Please consult the most recently issued document before initiating or completing a design. The term 'short data sheet' is explained in section "Definitions". The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status information is available on the internet at https://www.nexperia.com. Definitions Draft — The document is a draft version only. The content is still under internal review and subject to formal approval, which may result in modifications or additions. Nexperia does not give any representations or warranties as to the accuracy or completeness of information included herein and shall have no liability for the consequences of use of such information. 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Suitability for use — Nexperia products are not designed, authorized or warranted to be suitable for use in life support, life-critical or safety-critical systems or equipment, nor in applications where failure or malfunction of an Nexperia product can reasonably be expected to result in personal BAS321 Product data sheet Applications — Applications that are described herein for any of these products are for illustrative purposes only. Nexperia makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification. Customers are responsible for the design and operation of their applications and products using Nexperia products, and Nexperia accepts no liability for any assistance with applications or customer product design. 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Limiting values — Stress above one or more limiting values (as defined in the Absolute Maximum Ratings System of IEC 60134) will cause permanent damage to the device. Limiting values are stress ratings only and (proper) operation of the device at these or any other conditions above those given in the Recommended operating conditions section (if present) or the Characteristics sections of this document is not warranted. Constant or repeated exposure to limiting values will permanently and irreversibly affect the quality and reliability of the device. Terms and conditions of commercial sale — Nexperia products are sold subject to the general terms and conditions of commercial sale, as published at http://www.nexperia.com/profile/terms, unless otherwise agreed in a valid written individual agreement. In case an individual agreement is concluded only the terms and conditions of the respective agreement shall apply. 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Nexperia accepts no liability for inclusion and/or use of non-automotive qualified products in automotive equipment or applications. In the event that customer uses the product for design-in and use in automotive applications to automotive specifications and standards, customer (a) shall use the product without Nexperia’s warranty of the product for such automotive applications, use and specifications, and (b) whenever customer uses the product for automotive applications beyond Nexperia’s specifications such use shall be solely at customer’s own risk, and (c) customer fully indemnifies Nexperia for any liability, damages or failed product claims resulting from customer design and use of the product for automotive applications beyond Nexperia’s standard warranty and Nexperia’s product specifications. Translations — A non-English (translated) version of a document is for reference only. The English version shall prevail in case of any discrepancy between the translated and English versions. Trademarks Notice: All referenced brands, product names, service names and trademarks are the property of their respective owners. All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. All rights reserved 9 / 10 BAS321 Nexperia General purpose diode Contents 1. General description...................................................... 1 2. Features and benefits.................................................. 1 3. Applications.................................................................. 1 4. Quick reference data....................................................1 5. Pinning information......................................................2 6. Ordering information....................................................2 7. Marking.......................................................................... 2 8. Limiting values............................................................. 3 9. Thermal characteristics............................................... 3 10. Characteristics............................................................ 4 11. Test information.......................................................... 5 12. Package outline.......................................................... 6 13. Soldering..................................................................... 7 14. Revision history..........................................................8 15. Legal information........................................................9 © Nexperia B.V. 2022. All rights reserved For more information, please visit: http://www.nexperia.com For sales office addresses, please send an email to: salesaddresses@nexperia.com Date of release: 1 July 2022 BAS321 Product data sheet All information provided in this document is subject to legal disclaimers. 1 July 2022 © Nexperia B.V. 2022. 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