BAV19W - BAV21W
Document number: DS12024 Rev. 22 - 2
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BAV19W - BAV21W
SURFACE MOUNT SWITCHING DIODE
Features
Fast Switching Speed
Surface Mount Package Ideally Suited for Automated Insertion
For General Purpose Switching Applications
High Reverse Breakdown Voltage
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
Case: SOD123
Case Material: Molded Plastic.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Solderable per MIL-STD-202, Method 208 Lead Free
Plating (Matte Tin Finish Annealed over Alloy 42 Leadframe)
Polarity: Cathode Band
Type Code: BAV19W: A8 or T2 or T3
BAV20W: T2 or T3
BAV21W: T3
Weight: 0.01 grams (Approximate)
Ordering Information (Note 5)
Part Number
Case
Packaging
BAV19W-7-F
SOD123
3,000/Tape and Reel
BAV20W-7-F
SOD123
3,000/Tape and Reel
BAV20WQ-7-F (Note 4)
SOD123
3,000/Tape and Reel
BAV21W-7-F
SOD123
3,000/Tape and Reel
BAV21WQ-7-F (Note 4)
SOD123
3,000/Tape and Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant.
2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and
Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. Automotive products are AEC-Q101 qualified and are PPAP capable. Automotive, AEC-Q101 and standard products are and thermally the same, except
where specified. For more information, please refer to https://www.diodes.com/quality/product-compliance-definitions/.
5. For packaging details, go to our website at http://www.diodes.com/products/packages.html.
Marking Information
Date Code Key
Year
1998
1999
2000
...
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
Code
J
K
L
…
Z
A
B
C
D
E
F
G
H
J
K
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
SOD123
XX = Product Type Marking Code (See Page 1)
YM = Date Code Marking
Y = Year (ex: F = 2018)
M = Month (ex: 9 = September)
BAV19W - BAV21W
Document number: DS12024 Rev. 22 - 2
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BAV19W - BAV21W
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
BAV19W
BAV20W
BAV21W
Unit
Non-Repetitive Peak Reverse Voltage
VRM
120
200
250
V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
100
150
200
V
RMS Reverse Voltage
VR(RMS)
71
106
141
V
Forward Continuous Current (Note 6)
IFM
400
mA
Average Rectified Output Current (Note 6)
IO
200
mA
Non-Repetitive Peak Forward Surge Current @t = 1.0ms
@t = 1.0s
IFSM
2.5
0.5
A
Repetitive Peak Forward Surge Current
IFRM
625
mA
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 7)
PD
250
mW
Thermal Resistance Junction to Ambient Air (Note 7)
RθJA
500
°C/W
Operating and Storage Temperature Range
TJ , TSTG
-65 to +150
°C
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Min
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 8) BAV19W
BAV20W
BAV21W
V(BR)R
120
200
250
V
IR = 100µA
Forward Voltage
VFM
1.0
1.25
V
IF = 100mA
IF = 200mA
Peak Reverse Current
@ Rated DC Blocking Voltage (Note 8)
IRM
100
15
nA
μA
TJ = +25°C
TJ = +100°C
Total Capacitance
CT

5.0
pF
VR = 0, f = 1.0MHz
Reverse Recovery Time
tRR
50
ns
IF = IR = 30mA,
IRR = 0.1 x IR, RL = 100W
Notes: 6. IFM, IO are valid provided that terminals are kept at ambient temperature.
7. Part mounted on FR-4 PC board with minimum recommended pad layout, which can be found on our website at
http://www.diodes.com/package-outlines.html.
8. Short duration pulse test used to minimize self-heating effect.
BAV19W - BAV21W
Document number: DS12024 Rev. 22 - 2
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© Diodes Incorporated
BAV19W - BAV21W
50
100
150
200
00
D
P , POWER DISSIPATION (mW)
T AMBIENT TEMPERATURE (ºC)
Fig. 1 Power Derating Curve
A
300
250
25 50 75 100 125 150
Note 2
0.001
0.01
0.1
1
00.40.2 0. 6
I , INSTANTANEOUS FORWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
0.8 1.2
1.0 1.4
0.0001
0.01
0.001
0.1
1
10
100
050 100 200150 250
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
R
0.0
0.5
1.0
1.5
3.5
3.0
2.5
2.0
4.0
010 20 4030
C , TOTAL CAPACITANCE (pF)
T
V , DC REVERSE VOLTAGE (V)
Fig. 4 Total Capacitance vs. Reverse Voltage
R
Note 7
BAV19W - BAV21W
Document number: DS12024 Rev. 22 - 2
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BAV19W - BAV21W
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOD123
SOD123
Dim
Min
Max
Typ
A
1.00
1.35
1.05
A1
0.00
0.10
0.05
b
0.52
0.62
0.57
c
0.10
0.15
0.11
D
1.40
1.70
1.55
E
2.55
2.85
2.65
He
3.55
3.85
3.65
L
0.25
0.40
0.30
a
0º
8º
--
All Dimensions in mm
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOD123
Dimensions
Value (in mm)
X
0.900
X1
4.050
Y
0.950
c
He
E
bD
All 7°
All R0.100
a
L
A
A1
All R0.100
All 7°
Y
X
X1
BAV19W - BAV21W
Document number: DS12024 Rev. 22 - 2
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BAV19W - BAV21W
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein 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 Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
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This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2018, Diodes Incorporated
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