Diodes BAV19W, BAV21W User Manual
Features
Fast Switching Speed
Surface Mount Package Ideally Suited for Automated Insertion
For General Purpose Switching Applications
High Conductance
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
BAV19W - BAV21W
SURFACE MOUNT SWITCHING DIODE
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
Marking Information: See Page 2
Type Code: BAV19W: A8 or T2 or T3
BAV20W: T2 or T3
BAV21W: T3
Ordering Information: See Page 2
Weight: 0.01 grams (approximate)
SOD123
TOP VIEW
Ordering Information (Note 6)
Part Number Case Packaging
BAV19W-7-F SOD-123 3000/Tape and Reel
BAV20W-7-F SOD123 3000/Tape and Reel
BAV20WQ-7-F SOD123 3000/Tape and Reel
BAV21W-7-F SOD123 3000/Tape and Reel
BAV21WQ-7-F SOD123 3000/Tape and Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html 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. For packaging details, go to our website at http://www.diodes.com/products/packages.html
Marking Information
Date Code Key
Year 1998 1999 2000 ... 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
Code J K L … V W X Y Z A B C D E F
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
XX
YM
XX = Product Type Marking Code (See Page 1)
YM = Date Code Marking
Y = Year (ex: A = 2013)
M = Month (ex: 9 = September)
BAV19W - BAV21W
Document number: DS12024 Rev. 21 - 2
1 of 4
www.diodes.com
October 2013
© Diodes Incorporated
)
r
P, P
O
R
P
T
O
TANT
O
US FORWARD CUR
R
T
Maximum Ratings (@T
= +25°C, unless otherwise specified.)
A
Characteristic Symbol BAV19W BAV20W BAV21W Unit
Non-Repetitive Peak Reverse Voltage
Peak Repetitive 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
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 6)
Thermal Resistance Junction to Ambient Air (Note 6)
Operating and Storage Temperature Range
Electrical Characteristics (@T
= +25°C, unless otherwise specified.)
A
V
V
V
R(RMS
I
V
RM
RRM
RWM
VR
I
FM
I
I
FSM
FRM
O
R
T
J , TSTG
BAV19W - BAV21W
120 200 250 V
100 150 200 V
71 106 141 V
400 mA
200 mA
2.5
0.5
625 mA
P
D
JA
250 mW
500 °C/W
-65 to +150 °C
A
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 5) BAV19W
BAV20W
BAV21W
Forward Voltage
Peak Reverse Current
@ Rated DC Blocking Voltage (Note 5)
Total Capacitance
Reverse Recovery Time
Notes: 5. Short duration pulse test used to minimize self-heating effect.
6. 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
300
250
N (mW)
200
I
Note 2
A
150
DISSI
100
WE
V
(BR)R
V
FM
I
RM
C
T
t
rr
120
200
250
(A)
EN
0.01
ANE
0.1
1.0
1.25
100
15
5.0 pF
50 ns
V
V
nA
μA
IR = 100A
= 100mA
I
F
= 200mA
I
F
= +25°C
T
J
T
= +100°C
J
VR = 0, f = 1.0MHz
= IR = 30mA,
I
F
= 0.1 x IR, RL = 100W
I
r
1
D
50
F
0
0
T AMBIENT TEMPERATURE (ºC)
25
50
A
75 100
Fig. 1 Power Derating Curve
125
150
BAV19W - BAV21W
Document number: DS12024 Rev. 21 - 2
2 of 4
www.diodes.com
I, INS
0.001
0.8
0.40.2
0
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
0. 6
1.0
1.2
Fig. 2 Typical Forward Characteristics
© Diodes Incorporated
1.4
October 2013
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