BAS21 High-voltage switching diode 22 March 2019 Product data sheet 1. General description High-voltage switching diode encapsulated in a small SOT23 Surface-Mounted Device (SMD) plastic package. 2. Features and benefits * * * * * * High switching speed: trr 50 ns Low leakage current Reverse voltage VR 200 V Low capacitance: Cd 5 pF Small SMD plastic package AEC-Q101 qualified 3. Applications * * * * High-speed switching at high voltage High-voltage general-purpose switching Voltage clamping Reverse polarity protection 4. Quick reference data Table 1. Quick reference data Symbol Parameter Conditions Min Typ Max Unit VRRM repetitive peak reverse voltage - - 250 V VR reverse voltage - - 200 V VF forward voltage 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 VR = 200 V; Tj = 150 C - - 100 A IR reverse current BAS21 Nexperia High-voltage switching diode 5. Pinning information Table 2. Pinning information Pin Symbol Description 1 A anode 2 n.c. not connected 3 K cathode Simplified outline Graphic symbol 3 K A n.c. 006aaa764 1 2 TO-236AB (SOT23) 6. Ordering information Table 3. Ordering information Type number Package BAS21 Name Description Version TO-236AB plastic surface-mounted package; 3 leads SOT23 7. Marking Table 4. Marking codes Type number Marking code[1] BAS21 JS% [1] % = placeholder for manufacturing site code BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 2 / 10 BAS21 Nexperia High-voltage switching diode 8. Limiting values Table 5. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter Conditions Min Max Unit VRRM repetitive peak reverse voltage - 250 V VR reverse voltage IF forward current continuous - 200 V - 200 mA IFSM non-repetitive peak forward current tp = 1 s; Tj(init) = 25 C; square wave - 9 A tp = 100 s; Tj(init) = 25 C; square wave - 3 A tp = 10 ms; Tj(init) = 25 C; square wave - 1.7 A - 625 mA - 250 mW IFRM repetitive peak forward current Ptot total power dissipation Tj junction temperature - 150 C Tamb ambient temperature -55 150 C Tstg storage temperature -65 150 C [1] Tamb 25 C [1] Device mounted on an FR4 printed-circuit board. 9. Thermal characteristics Table 6. Thermal characteristics Symbol Parameter Rth(j-a) thermal resistance from junction to ambient Rth(j-sp) thermal resistance from junction to solder point [1] Conditions [1] Min Typ Max Unit - - 500 K/W - - 330 K/W Device mounted on an FR4 printed-circuit board. BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 3 / 10 BAS21 Nexperia High-voltage switching 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 A Cd diode capacitance VR = 0 V; f = 1 MHz; Tamb = 25 C - - 5 pF trr reverse recovery time IF = 30 mA; IR = 30 mA; RL = 100 ; IR(meas) = 3 mA; Tamb = 25 C - - 50 ns mbg384 600 mbg381 102 IR (A) IF (mA) (1) 400 (2) 10 (3) (1) 1 (2) 200 10- 1 0 0 1 10- 2 2 VF (V) (1) Tj = 150 C; typical values (2) Tj = 25 C; typical values (3) Tj = 25 C; maximum values Fig. 1. 0 100 200 Tj (C) (1) VR = VRmax; maximum values (2) VR = VRmax; typical values Fig. 2. Forward current as a function of forward voltage mbg703 102 Reverse current as a function of junction temperature mbg447 1.0 Cd (pF) IFSM (A) 0.8 10 0.6 1 0.4 10- 1 1 10 102 103 tp (s) 0.2 104 Based on square wave currents. Tj(init) = 25 C Fig. 3. Product data sheet 2 4 6 VR (V) 8 f = 1 MHz Tj = 25 C. Non-repetitive peak forward current as a function of pulse duration; maximum values BAS21 0 Fig. 4. Diode capacitance as a function of reverse voltage; typical values. All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 4 / 10 BAS21 Nexperia High-voltage switching diode mbg442 300 IF (mA) VR (V) 200 200 100 100 0 0 100 Tamb (C) 0 200 FR4 PCB, standard footprint Fig. 5. aaa-023894 300 Fig. 6. Maximum forward current as a function of ambient temperature; derating curve 0 50 100 150 200 Tamb (C) Maximum continuous reverse voltage as a function of the ambient temperature 11. Test information tr D.U.T. RS = 50 V = VR + IF x RS IF tp 10 % t + IF SAMPLING OSCILLOSCOPE trr t Ri = 50 mga881 VR (1) 90 % input signal output signal (1) IR = 3 mA Fig. 7. Reverse recovery time test circuit and waveforms Quality information This product has been qualified in accordance with the Automotive Electronics Council (AEC) standard Q101 - Stress test qualification for discrete semiconductors, and is suitable for use in automotive applications. BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 5 / 10 BAS21 Nexperia High-voltage switching diode 12. Package outline Plastic surface-mounted package; 3 leads SOT23 B D A E X HE v A 3 Q A A1 1 c 2 e1 bp w B Lp e detail X 0 1 2 mm scale Dimensions (mm are the original dimensions) Unit mm max nom min A A1 1.1 0.1 0.9 bp c D E 0.48 0.15 3.0 1.4 0.38 0.09 2.8 1.2 e e1 1.9 0.95 HE Lp Q 2.5 0.45 0.55 2.1 0.15 0.45 v w 0.2 0.1 sot023_po Outline version SOT23 Fig. 8. References IEC JEDEC JEITA European projection Issue date 14-06-19 14-09-22 TO-236AB Package outline TO-236AB (SOT23) BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 6 / 10 BAS21 Nexperia High-voltage switching diode 13. Soldering 3.3 2.9 1.9 solder lands 3 solder resist 2 1.7 solder paste occupied area 0.6 (3x) 0.7 (3x) Dimensions in mm 0.5 (3x) 0.6 (3x) 1 Fig. 9. sot023_fr Reflow soldering footprint for TO-236AB (SOT23) 2.2 1.2 (2x) 1.4 (2x) solder lands 4.6 solder resist 2.6 occupied area Dimensions in mm 1.4 preferred transport direction during soldering 2.8 4.5 sot023_fw Fig. 10. Wave soldering footprint for TO-236AB (SOT23) BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 7 / 10 BAS21 Nexperia High-voltage switching diode 14. Revision history Table 8. Revision history Data sheet ID Release date Data sheet status Change notice Supersedes BAS21 v.3 20190322 Product data sheet - BAS19_20_21 v.2 Modifications: * * * Family data sheet BAS19_20_21 is transferred to single data sheets. The format of this data sheet has been redesigned to comply with the identity guidelines of Nexperia. Legal texts have been adapted to the new company name where appropriate. BAS19_20_21 v.2 20030320 Product data sheet - BAS19_20_21 v.1 BAS19_20_21 v.1 19990526 Product data sheet - - BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 8 / 10 BAS21 Nexperia High-voltage switching diode equipment, nor in applications where failure or malfunction of an Nexperia product can reasonably be expected to result in personal 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. 15. Legal information Data sheet status Document status [1][2] Product status [3] Definition 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. 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. 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. 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. Short data sheet -- A short data sheet is an extract from a full data sheet with the same product type number(s) and title. A short data sheet is intended for quick reference only and should not be relied upon to contain detailed and full information. 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Nexperia takes no responsibility for the content in this document if provided by an information source outside of Nexperia. In no event shall Nexperia be liable for any indirect, incidental, punitive, special or consequential damages (including - without limitation - lost profits, lost savings, business interruption, costs related to the removal or replacement of any products or rework charges) whether or not such damages are based on tort (including negligence), warranty, breach of contract or any other legal theory. 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. It is customer's sole responsibility to determine whether the Nexperia product is suitable and fit for the customer's applications and products planned, as well as for the planned application and use of customer's third party customer(s). Customers should provide appropriate design and operating safeguards to minimize the risks associated with their applications and products. Nexperia does not accept any liability related to any default, damage, costs or problem which is based on any weakness or default in the customer's applications or products, or the application or use by customer's third party customer(s). Customer is responsible for doing all necessary testing for the customer's applications and products using Nexperia products in order to avoid a default of the applications and the products or of the application or use by customer's third party customer(s). Nexperia does not accept any liability in this respect. 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. Nexperia hereby expressly objects to applying the customer's general terms and conditions with regard to the purchase of Nexperia products by customer. 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Notwithstanding any damages that customer might incur for any reason whatsoever, Nexperia's aggregate and cumulative liability towards customer for the products described herein shall be limited in accordance with the Terms and conditions of commercial sale of Nexperia. Right to make changes -- Nexperia reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. This document supersedes and replaces all information supplied prior to the publication hereof. Suitability for use in automotive applications -- This Nexperia product has been qualified for use in automotive applications. Unless otherwise agreed in writing, the product is not designed, authorized or warranted to be suitable for use in life support, life-critical or safety-critical systems or BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 9 / 10 BAS21 Nexperia High-voltage switching 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 (c) Nexperia B.V. 2019. 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: 22 March 2019 BAS21 Product data sheet All information provided in this document is subject to legal disclaimers. 22 March 2019 (c) Nexperia B.V. 2019. All rights reserved 10 / 10