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SWITCHING DIODE. BAS21W Datasheet |
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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
BAS19W - BAS21W
SURFACE MOUNT FAST SWITCHING DIODE
Mechanical Data
• Case: SOT323
• Case Material: Molded Plastic, "Green" Molding Compound,
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 e3
• Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe)
• Weight: 0.006 grams (approximate)
SOT323
Top View
Top View
Internal Schematic
Ordering Information (Note 4)
Notes:
Part Number
BAS19W-7-F
BAS20W-7-F
BAS21W-7-F
BAS21W-13-F
Compliance
AEC-Q101
AEC-Q101
AEC-Q101
AEC-Q101
Case
SOT-323
SOT-323
SOT-323
SOT-323
Packaging
3,000/Tape & Reel
3,000/Tape & Reel
3,000/Tape & Reel
10,000/Tape & Reel
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
XXX
XXX = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: B = 2014
M = Month ex: 9 = September
Date Code Key
Year
Code
Month
Code
2000
L
Jan
1
2001
…
M…
2009
W
2010
X
2011
Y
2012
Z
2013
A
2014
B
2015
C
Feb Mar Apr May Jun Jul Aug Sep
2 3 4 5 6 78 9
2016
D
Oct
O
2017
E
Nov
N
2018
F
Dec
D
BAS19W - BAS21W
Document number: DS30118 Rev. 14 - 2
1 of 4
www.diodes.com
February 2014
© Diodes Incorporated
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BAS19W - BAS21W
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 5)
Average Rectified Output Current (Note 5)
Non-Repetitive Peak Forward Surge Current
Repetitive Peak Forward Surge Current
@ t = 1.0µs
@ t = 1.0s
Symbol
VRRM
VRWM
VR
VR(RMS)
IFM
IO
IFSM
IFRM
BAS19W
120
100
71
BAS20W
200
150
106
400
200
2.5
0.5
625
BAS21W
250
200
141
Unit
V
V
V
mA
mA
A
mA
Thermal Characteristics
Characteristic
Power Dissipation
Thermal Resistance Junction to Ambient Air (Note 5)
Operating and Storage Temperature Range
Symbol
PD
RθJA
TJ , TSTG
Value
200
625
-65 to +150
Unit
mW
°C/W
°C
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Reverse Breakdown Voltage (Note 6)
Forward Voltage
Reverse Current
@ Rated DC Blocking Voltage (Note 6)
Total Capacitance
BAS19W
BAS20W
BAS21W
Symbol
V(BR)R
VF
IR
CT
Min
120
200
250
⎯
⎯
⎯
Max
⎯
⎯
⎯
1.0
1.25
100
15
5.0
Unit
V
V
nA
µA
pF
Reverse Recovery Time
trr ⎯ 50 ns
Notes:
5. 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.
6. Short duration pulse test used to minimize self-heating effect.
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
BAS19W - BAS21W
Document number: DS30118 Rev. 14 - 2
2 of 4
www.diodes.com
February 2014
© Diodes Incorporated
|
BAS19W - BAS21W
250
Note 5
1
200
0.1
150
100
0.01
50
0
0
100
100
TA, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Derating Curve
200
10
1
0.1
0.01
0.001
0.00010
50 100 150 200 250
VR, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
0.001
0
0.2 0.4 0. 6 0.8 1.0 1.2 1.4
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
10 20 30 40
VR, DC REVERSE VOLTAGE (V)
Fig. 4 Total Capacitance vs. Reverse Voltage
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for the latest version.
A
BC
G
H
K
JD
L
M
SOT323
Dim Min Max Typ
A 0.25 0.40 0.30
B 1.15 1.35 1.30
C 2.00 2.20 2.10
D-
- 0.65
G 1.20 1.40 1.30
H 1.80 2.20 2.15
J 0.0 0.10 0.05
K 0.90 1.00 1.00
L 0.25 0.40 0.30
M 0.10 0.18 0.11
α 0° 8° -
All Dimensions in mm
BAS19W - BAS21W
Document number: DS30118 Rev. 14 - 2
3 of 4
www.diodes.com
February 2014
© Diodes Incorporated
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