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SPICE MODEL: BAS20DW BAS21DW
BAS20DW-BAS21DW
Lead-free Green
SURFACE MOUNT LOW LEAKAGE DIODE
Features
NEW PRODUCT
* * * * * *
Fast Switching Speed Surface Mount Package Ideally Suited for Automatic Insertion For General Purpose Switching Applications High Conductance Lead Free By Design/RoHS Compliant (Note 3) "Green Device" (Note 4)
H K M TOP VIEW BC A
SOT-363 Dim A B C D F H
J D F L
Min 0.10 1.15 2.00 0.30 1.80 3/4 0.90 0.25 0.10 0
Max 0.30 1.35 2.20 0.40 2.20 0.10 1.00 0.40 0.25 8
* * * * * * * * * *
Mechanical Data
Case: SOT-363, Molded Plastic Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 Moisture sensitivity: Level 1 per J-STD-020C Terminal Connections: See Diagram Terminals: Finish 3/4 Matte Tin annealed over Alloy 42 leadframe. Solderable per MIL-STD-202, Method 208 BAS20DW Marking: KT2 or KT3 (See Page 3) BAS21DW Marking: KT3 (See Page 3) Marking & Type Code Information: See Page 3 Ordering Information: See Page 3 Weight: 0.003 grams (approx.) @ TA = 25C unless otherwise specified Symbol VRRM VRWM VR VR(RMS) IFM IO IFSM IFRM Tj , TSTG
0.65 Nominal
J K L M a
All Dimensions in mm
Maximum Ratings
Characteristic Repetitive Peak Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current Average Rectified Output Current Non-Repetitive Peak Forward Surge Current @ t = 1.0ms @ t = 1.0s Repetitive Peak Forward Surge Current Operating and Storage Temperature Range
BAS20DW 200 150 106 400 200 2.5 0.5 625 -65 to +150
BAS21DW 250 200 141
Unit V V V mA mA A mA C
Thermal Characteristics, Total Package
Characteristic Power Dissipation (Note 1) Thermal Resistance Junction to Ambient Air (Note 1)
@ TA = 25C unless otherwise specified Symbol Pd RqJA Value 200 625 Unit mW C/W
Electrical Characteristics
Characteristic Reverse Breakdown Voltage (Note 2) Forward Voltage (Note 2) Reverse Current @ Rated DC Blocking Voltage (Note 2) Total Capacitance Reverse Recovery Time
Note:
@ TA = 25C unless otherwise specified Symbol BAS20DW BAS21DW V(BR)R VF IR CT trr Min 200 250 3/4 3/4 3/4 3/4 Max 3/4 3/4 1.0 1.25 100 15 5.0 50 Unit V V nA mA pF ns Test Condition IR = 100mA IF = 100mA IF = 200mA Tj = 25C Tj = 100C VR = 0, f = 1.0MHz IF = IR = 30mA, Irr = 0.1 x IR, RL = 100W
1. Part mounted on FR-4 board with 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. 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.
DS30617 Rev. 6 - 2
1 of 3 www.diodes.com
BAS20DW-BAS21DW
a Diodes Incorporated
200
IF, INSTANTANEOUS FORWARD CURRENT (A)
250
1
NEW PRODUCT
Pd, POWER DISSIPATION (mW)
0.1
150
100
TA = -40C TA = 0C
0.01
TA = 25C TA = 75C TA = 125C TA = 150C
50
0 -50 0 50 100 150 TA, AMBIENT TEMPERATURE ( C) Fig. 1, Derating Curve - Total
100
TA = 150C TA = 125C
0.001 0 0.2 0.4 0.8 1.0 1.2 0. 6 1.4 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics
4.0 3.5
f = 1.0MHz
CT, TOTAL CAPACITANCE (pF)
10
3.0 2.5 2.0 1.5 1.0 0.5 0.0
1
TA = 75C
0.1
TA = 25C
0.01
TA = 0C
0.001
TA = -40C
0.0001 0 50 100 150 200 250 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics
0
10
20
30
40
VR, REVERSE VOLTAGE (V) Fig. 4 Typical Capacitance vs. Reverse Voltage
DS30617 Rev. 6 - 2
2 of 3 www.diodes.com
BAS20DW-BAS21DW
Ordering Information
(Note 5) Packaging SOT-363 SOT-363 Shipping 3000/Tape & Reel 3000/Tape & Reel
NEW PRODUCT
Device BAS20DW-7 BAS21DW-7
Notes:
5. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
XXX YM
XXX= Product Type Marking Code (See Page 1) YM = Date Code Marking Y = Year (ex: S = 2005) M = Month (ex: 9 = September)
Date Code Key Year Code Month Code Jan 1 Feb 2 March 3 2005 S Apr 4 May 5 2006 T Jun 6 Jul 7 2007 U Aug 8 Sep 9 2008 V Oct O 2009 W Nov N Dec D
IMPORTANT NOTICE Diodes, Inc. and its subsidiaries reserve the right to make changes without further notice to any product herein to make corrections, modifications, enhancements, improvements, or other changes. Diodes, Inc. 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 The products located on our website at www.diodes.com are not recommended for use in life support systems where a failure or malfunction of the component may directly threaten life or cause injury without the express written approval of Diodes Incorporated.
DS30617 Rev. 6 - 2
3 of 3 www.diodes.com
BAS20DW-BAS21DW

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