31GF4
Vishay General Semiconductor
Ultrafast Plastic Rectifier
Major Ratings and Characteristics
I
F(AV)
V
RRM
I
FSM
t
rr
V
F
T
j
max.
3.0 A
400 V
60 A
30 ns
1.25 V
150 °C
DO-201AD
Features
•
•
•
•
•
•
Glass passivated chip junction
Ultrafast reverse recovery time
Low forward voltage drop
Low switching losses, high efficiency
High forward surge capability
Solder Dip 260 °C, 40 seconds
Typical Applications
For use in high frequency rectification and freewheel-
ing application in switching mode converters and
inverters for consumer, computer and Telecommuni-
cation
Mechanical Data
Case:
DO-201AD
Epoxy meets UL-94V-0 Flammability rating
Terminals:
Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade
Polarity:
Color band denotes cathode end
Maximum Ratings
T
A
= 25 °C unless otherwise specified
Parameter
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current,
0.375" (9.5 mm) lead length
with FIN
w/o FIN/PCB
Symbol
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
T
J
, T
STG
E
AR
Value
400
280
400
3.0
1.5
60
- 40 to + 150
10
Unit
V
V
V
A
A
°C
mJ
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load
Operating junction and storage temperature range
Reverse Avalanche Energy (8/20 µs surge)
Document Number 88529
21-Jul-05
www.vishay.com
1
31GF4
Vishay General Semiconductor
Electrical Characteristics
T
A
= 25 °C unless otherwise specified
Parameter
Minimum reverse breakdown
voltage
Maximum instantaneous
forward voltage
Maximum DC reverse current
at rated DC blocking voltage
Maximum reverse recovery
time
at I
F
= 0.5 A, I
R
= 1.0 A,
I
rr
= 0.25 A
Test condition
at 10 µA
at 3.0 A
(1)
Symbol
V
(BR)
V
F
I
R
t
rr
Value
400
1.25
20
30
Unit
V
V
µA
ns
Thermal Characteristics
T
A
= 25 °C unless otherwise specified
Parameter
Typical thermal resistance
(1)
Junction-to-ambient
Symbol
R
θJA
Value
80
Unit
°C/W
Notes:
(1) Pulse test: 300 µs pulse width, 1 % duty cycle
Ratings and Characteristics Curves
(T
A
= 25
°C
unless otherwise noted)
3.5
100
Average Forward Rectified Current (A)
3.0
2.5
2.0
1.5
1.0
0.5
0
0
25
50
75
100
125
150
175
Peak Forward Surge Current (A)
80
60
40
20
0
1
10
100
Lead Temperature (°C)
Number of Cycles at 60H
Z
Figure 1. Maximum Forward Current Derating Curve
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
www.vishay.com
2
Document Number 88529
21-Jul-05
31GF4
Vishay General Semiconductor
1,000
1000
T
J
= 150°C
Instantaneous Reverse Current (µA)
10
1
T
J
= 100 °C
Junction Capacitance (pF)
60
80
100
100
100
0.1
T
J
= 25 °C
10
0.01
0.001
0
20
40
1
0.1
1
10
100
Percent of Rated Peak Reverse Voltage (%)
Reverse Voltage (V)
Figure 3. Typical Reverse Characteristics
Figure 5. Typical Junction Capacitance
100
Instantaneous Forward Current (A)
T
J
= 150 °C
10
T
J
= 100 °C
1
T
J
= 25 °C
0.1
0.01
0.0
0.4
0.8
1.2
1.6
2.0
Instantaneous Forward Voltage (V)
Figure 4. Typical Instantaneous Forward Characteristics
Package outline dimensions in inches (millimeters)
DO-201AD
1.0 (25.4)
Min.
0.210 (5.3)
0.190 (4.8)
Dia.
0.375 (9.5)
0.285 (7.2)
1.0 (25.4)
Min.
0.052 (1.32)
0.048 (1.22)
Dia.
Document Number 88529
21-Jul-05
www.vishay.com
3
Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
www.vishay.com
1
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