Datasheet

GBU4A, GBU4B, GBU4D, GBU4G, GBU4J, GBU4K, GBU4M
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Vishay General Semiconductor
Revision: 27-Sep-13
2
Document Number: 88614
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Notes
(1)
Units case mounted on aIuminum plate heatsink
(2)
Units mounted in free air, no heatsink on PCB, 0.5" x 0.5" (12 mm x 12 mm) copper pads, 0.375" (9.5 mm) lead length
RATINGS AND CHARACTERISTICS CURVES (T
A
= 25 °C unless otherwise noted)
Fig. 1 - Derating Curve Output Rectified Current Fig. 2 - Maximum Non-Repetitive Peak Forward Surge
Current Per Diode
ELECTRICAL CHARACTERISTICS (T
A
= 25 °C unless otherwise noted)
PARAMETER TEST CONDITIONS SYMBOL GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M UNIT
Maximum
instantaneous forward
voltage drop per diode
4.0 A V
F
1.0 V
Maximum DC reverse
current at rated DC
blocking voltage per diode
T
A
= 25 °C
I
R
5.0
μA
T
A
= 125 °C 500
Typical junction 
capacitance per diode
4 V, 1 MHz C
J
100 45 pF
THERMAL CHARACTERISTICS (T
A
= 25 °C unless otherwise noted)
PARAMETER SYMBOL GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M UNIT
Typical thermal resistance
R
JA
(2)
22
°C/W
R
JC
(1)
4.2
ORDERING INFORMATION
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
GBU4J-E3/45 3.857 45 20 Tube
GBU4J-E3/51 3.857 51 250 Paper tray
0
50
100
150
0
1.0
2.0
3.0
4.0
Temperature (°C)
Average Forward Output Current (A)
Heatsink Mounting, T
C
1.6 x 1.6 x 0.06" Thickness
(4.0 x 4.0 x 0.15 cm) Al. Plate
P.C.B. Mounting, T
A
0.47 x 0.47" (12 x 12 mm) Copper Pads
0.375" (9.5 mm) Lead Length
60 Hz Resistive or Inductive Load
1
10
100
0
50
100
150
1.0 Cycle
T
J
= T
J
max.
Single Sine-Wave
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)