BAS19W DIODES | Alldatasheet

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Technical content

Features

SURFACE MOUNT FAST SWITCHING DIODE /c183Case: SOT-323, Molded Plastic /c183Case Material - UL Flammability Rating Classification 94V-0 /c183Moisture sensitivity: Level 1 per J-STD-020A /c183Terminals: Solderable per MIL-STD-202, Method 208 /c183Terminal Connections: See Diagram /c183BAS19W Marking: KA8 or KT2 or KT3 (See Page 3) /c183BAS20W Marking: KT2 or KT3 (See Page 3) /c183BAS21W Marking: KT3 (See Page 3) /c183Weight: 0.006 grams (approx.) /c183Fast Switching Speed /c183Surface Mount Package Ideally Suited for Automatic Insertion /c183For General Purpose Switching Applications /c183High Conductance SOT-323 Dim Min Max A 0.25 0.40 B 1.15 1.35 C 2.00 2.20 D 0.65 Nominal E 0.30 0.40 G 1.20 1.40 H 1.80 2.20 J 0.0 0.10 K 0.90 1.00 L 0.25 0.40 M 0.10 0.18 /c97 0/c176 8/c176 All Dimensions in mm TOP VIEW A M J LFD B C H K G Characteristic Symbol Min Max Unit Test Condition Reverse Breakdown Voltage (Note 2) BAS19W BAS20W BAS21W V (BR)R 120 200 250 /c190 /c190 /c190 V I R = 100/c109A Forward Voltage (Note 2) VF /c190 1.0

1.25 V IF = 100mA

IF = 200mA Reverse Current @ Rated DC Blocking Voltage (Note 2) I R /c190 100 nA /c109A Tj = 25/c176C Tj = 100/c176C Total Capacitance CT /c190 5.0 pF VR = 0, f = 1.0MHz Reverse Recovery Time trr /c190 50 ns IF = IR = 30mA, Irr = 0.1 x IR,R L = 100/c87

Electrical Characteristics

Characteristic Symbol BAS19W BAS20W BAS21W Unit Repetitive Peak Reverse Voltage VRRM 120 200 250 V Working Peak Reverse Voltage DC Blocking Voltage VRWM VR 100 150 200 V RMS Reverse Voltage VR(RMS) 71 106 141 V Forward Continuous Current (Note 1) IFM 400 mA Average Rectified Output Current (Note 1) IO 200 mA Non-Repetitive Peak Forward Surge Current @ t = 1.0 /c109s @ t = 1.0s IFSM 2.5 0.5 A Repetitive Peak Forward Surge Current IFRM 625 mA Power Dissipation Pd 200 mW Thermal Resistance Junction to Ambient Air (Note 1) R/c113JA 625 °C/W Operating and Storage Temperature Range Tj ,T STG -65 to +150 /c176C Maximum Ratings @ TA = 25/c176C unless otherwise specified @ TA = 25/c176C unless otherwise specified Notes: 1. Part mounted on FR-4 PC board with minimum recommended pad layout, which can be found on our website at http:/www.diodes.com/datasheets/ap02001.pdf. 2. Short duration test pulse used to minimize self-heating effect.

DS30118 Rev. 6 - 2 2 of 3 BAS19W - BAS21W www.diodes.com 0.0001 0.01 0.001 0.1 100 0 50 100 200150 250 V , INSTANTANEOUS REVERSE VOLTAGE (V)R Fig. 2 Typical Reverse Characteristics T = -40ºCA T = 2 5 º CA T = 7 5 º CA T = 125ºCA T = 150ºCA T = 0 º CA 0.0 0.5 1.0 1.5 3.5 3.0 2.5 2.0 4.0 0 10 20 4030 C , TOTAL CAPACITANCE (pF)T V , REVERSE VOLTAGE (V)R Fig.3 T ypical Capacitance vs. Reverse Voltage f = 1.0MHz 0 100 200 250 200 150 100 T , AMBIENT TEMPERATURE (°C)A Fig. 4 Power Derating Curve, Total Package P, P OWER DISSIPATION (mW)d 0.001 0.01 0.1 0 0.40.2 0. 6 I , INSTANTANEOUS FORWARD CURRENT (A)F V , INSTANTANEOUS FORWARD VOLTAGE (V)F Fig. 1 Typical Forward Characteristics 0.8 1.21.0 1.4 T = 0ºCA T = 150ºCA T = -40ºCA T = 2 5 º CA T = 7 5 º CA T = 125ºCA

DS30118 Rev. 6 - 2 3 of 3 BAS19W - BAS21W www.diodes.com Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 123 456 7 8 9ON D Year 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 Code LMN P R S TU V W Date Code Key XXX = Product Type Marking Code (See Page 1 Diagrams) YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September XXX YM Marking Information Device Packaging Shipping BAS19W-7 SOT-323 3000/Tape & Reel BAS20W-7 SOT-323 3000/Tape & Reel BAS21W-7 SOT-323 3000/Tape & Reel (Note 3)Ordering Information