BAS19W - BAS21W SURFACE MOUNT FAST SWITCHING DIODE Please click here to visit our online spice models database. Features • • • • • • • Mechanical Data • • Fast Switching Speed Surface Mount Package Ideally Suited for Automated Insertion For General Purpose Switching Applications High Conductance Lead Free/RoHS Compliant (Note 3) Qualified to AEC-Q101 Standards for High Reliability "Green" Device (Notes 4 and 5) Case: SOT-323 Case Material: Molded Plastic, "Green" Molding Compound, Note 5. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020D Terminal Connections: See Diagram Terminals: Solderable per MIL-STD-202, Method 208 Lead Free Plating (Matte Tin Finish annealed over Alloy 42 leadframe) BAS19W Marking: KA8 or KT2 or KT3 (See Page 2) BAS20W Marking: KT2 or KT3 (See Page 2) BAS21W Marking: KT3 (See Page 2) Weight: 0.006 grams (approximate) • • • • • • • • SOT-323 TOP VIEW Internal Schematic TOP VIEW Maximum Ratings @TA = 25°C unless otherwise specified Characteristic Repetitive Peak Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current (Note 1) Average Rectified Output Current (Note 1) Non-Repetitive Peak Forward Surge Current Symbol VRRM VRWM VR VR(RMS) IFM IO @ t = 1.0μs @ t = 1.0s Repetitive Peak Forward Surge Current BAS19W 120 BAS20W 200 BAS21W 250 Unit V 100 150 200 V 71 106 400 200 2.5 0.5 625 141 V mA mA IFSM IFRM A mA Thermal Characteristics Characteristic Power Dissipation Thermal Resistance Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics Characteristic Reverse Breakdown Voltage (Note 2) Symbol PD RθJA TJ , TSTG Value 200 625 -65 to +150 @TA = 25°C unless otherwise specified Symbol BAS19W BAS20W BAS21W V(BR)R Min 120 200 250 Max ⎯ ⎯ ⎯ 1.0 1.25 Unit V Forward Voltage VF ⎯ Reverse Current @ Rated DC Blocking Voltage (Note 2) IR ⎯ 100 15 nA μA Total Capacitance CT ⎯ 5.0 pF Reverse Recovery Time trr ⎯ 50 ns Notes: Unit mW °C/W °C V Test Condition IR = 100μA IF = 100mA IF = 200mA TJ = 25°C TJ = 100°C VR = 0, f = 1.0MHz IF = IR = 30mA, Irr = 0.1 x IR, RL = 100Ω 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 pulse test used to minimize self-heating effect. 3. No purposefully added lead. 4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 5. Product manufactured with Date Code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Date Code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. BAS19W - BAS21W Document number: DS30118 Rev. 13 - 2 1 of 3 www.diodes.com March 2008 © Diodes Incorporated BAS19W - BAS21W PD, POWER DISSIPATION (mW) Note 1 200 150 100 50 0 0 100 TA, AMBIENT TEMPERATURE (°C) Fig. 1 Power Derating Curve 1 IF, INSTANTANEOUS FORWARD CURRENT (A) 250 0.1 0.01 0.001 200 0 100 0.8 1.0 1.2 0.2 0.4 1.4 0. 6 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics 4.0 3.5 CT, TOTAL CAPACITANCE (pF) 10 1 0.1 0.01 0.001 0.0001 0 2.5 2.0 1.5 1.0 0.5 0.0 150 200 50 100 250 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics Ordering Information 10 0 30 20 40 VR, DC REVERSE VOLTAGE (V) Fig. 4 Total Capacitance vs. Reverse Voltage (Notes 5 & 6) Part Number BAS19W-7-F BAS20W-7-F BAS21W-7-F Notes: 3.0 Case SOT-323 SOT-323 SOT-323 Packaging 3000/Tape & Reel 3000/Tape & Reel 3000/Tape & Reel 6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. YM Marking Information XXX Date Code Key Year Code 2000 L 2001 M 2002 N 2003 P 2004 R XXX = Product Type Marking Code (See Page 1) YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September 2005 S 2006 T 2007 U 2008 V 2009 W 2010 X 2011 Y 2012 Z Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D BAS19W - BAS21W Document number: DS30118 Rev. 13 - 2 2 of 3 www.diodes.com March 2008 © Diodes Incorporated BAS19W - BAS21W Package Outline Dimensions A SOT-323 Dim Min Max A 0.25 0.40 B 1.15 1.35 C 2.00 2.20 D 0.65 Nominal F 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 0° 8° α All Dimensions in mm B C TOP VIEW G H K M J D F L Suggested Pad Layout Y Z G Dimensions Value (in mm) Z 2.8 G 1.0 X 0.7 Y 0.9 C 1.9 E 0.65 C X E IMPORTANT NOTICE Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. LIFE SUPPORT Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. BAS19W - BAS21W Document number: DS30118 Rev. 13 - 2 3 of 3 www.diodes.com March 2008 © Diodes Incorporated