VISHAY 31GF4 User Manual
31GF4
Vishay Semiconductors
formerly General Semiconductor
Document Number 88529 www.vishay.com
28-Feb-02 1
New Product
Ultrafast Plastic Rectifier
Reverse V oltage 400V
Forward Current 3.0A
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol Value Unit
Maximum repetitive peak reverse voltage V
RRM
400 V
Maximum RMS voltage V
RMS
280 V
Maximum DC blocking voltage V
DC
400 V
Maximum average forward rectified current, with FIN 3.0
0.375" (9.5mm) lead length w/o FIN/PCB
I
F(AV)
1.5
A
Peak forward surge current
8.3ms single half sine-wave superimposed I
FSM
60 A
on rated load (JEDEC Method) at TA = 55°C
Typical ther mal resistance
(1)
Junction-to-ambient R
θJA
80 °C/W
Operating junction and storage temperature range TJ, T
STG
–40 to +150 °C
Reverse Avalanche Energy (8/20µs surge) E
AR
10 mJ
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol Value Unit
Minimum reverse breakdown voltage at 10µAV
(BR)
400 V
Maximum instantaneous forward voltage at 3.0A
(1)
V
F
1.25 V
Maximum DC reverse current at rated DC blocking voltage I
R
20 µA
Maximum reverse recovery time
at IF = 0.5A, IR= 1.0A, I
rr
= 0.25A
t
rr
30 ns
Note: (1) Pulse test: 300µs pulse width, 1% duty cycle
Dimensions in inches and (millimeters)
Features
• Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
• Glass passivated chip junction
• Low cost
• Ultrafast recovery time for high efficiency
• Low forward voltage, high current capability
• Low leakage
• High surge capability
• High temperature soldering guaranteed:
250°C, 0.375" (9.5mm) lead length for 10 seconds,
5 lbs. (2.3kg) tension
Mechanical Data
Case: JEDEC DO-201AD molded plastic body over
passivated chip
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.04 oz., 1.1 g
0.210 (5.3)
0.190 (4.8)
Dia.
0.052 (1.32)
0.048 (1.22)
Dia.
1.0 (25.4)
Min.
0.375 (9.5)
0.285 (7.2)
1.0 (25.4)
Min.
DO-201AD
31GF4
Vishay Semiconductors
formerly General Semiconductor
www.vishay.com Document Number 88529
2 28-Feb-02
Ratings and
Characteristic Curves(T
A
= 25°C unless otherwise noted)
0
20
40
60
80
100
1 10010
Fig. 2 – Maximum Non-Repetitive Peak
Forward Surge Current
Peak Forward Surge Current (A)
Number of Cycles at 60H
Z
0
1.0
1.5
2.0
2.5
3.0
3.5
0 25 50 75 100 125 150 175
Fig. 1 – Maximum Forward Current
Derating Curve
Average Forward Rectified Current (A)
Lead T emperature (°C)
0.40.0 0.8 1.2 1.6 2.0
Instantaneous Forward Voltage (V)
Fig. 4 – Typical Instantaneous
Forward Characteristics
020 6040 10080
Fig. 3 – Typical Reverse Characteristics
Instantaneous Reverse Current (µA)
Percent of Rated Peak Reverse Voltage (%)
0.5
0.01
0.1
10
100
1
Instantaneous Forward Current (A)
TJ = 25°C
TJ = 100°C
TJ = 150°C
Reverse Voltage (V)
Junction Capacitance (pF)
10.1 10 100
100
1000
10
1
0.01
0.001
0.1
10
1
100
1,000
Fig. 5 – Typical Junction Capacitance
TJ = 25°C
TJ = 150°C
TJ = 100°C
Loading...