Datasheet

KBU8A, KBU8B, KBU8D, KBU8G, KBU8J, KBU8K, KBU8M
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Vishay General Semiconductor
Revision: 14-May-14
2
Document Number: 88658
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Notes
(1)
Units mounted in free air, no heatsink, PCB at 0.375" (9.5 mm) lead length with 0.5" x 0.5" (12 mm x 12 mm) copper pads
(2)
Units mounted on a 3.0" x 3.0" x 0.11" thick (7.5 cm x 7.5 cm x 0.3 cm) aluminum plate heatsink

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
Fig. 3 - Typical Instantaneous Forward Characteristics Per Diode
Fig. 4 - Typical Reverse Leakage Characteristics Per Diode
THERMAL CHARACTERISTICS (T
A
= 25 °C unless otherwise noted)
PARAMETER SYMBOL KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K KBU8M UNIT
Typical thermal resistance
R
JA
(1)
18
°C/W
R
JC
(2)
3.0
ORDERING INFORMATION (Example)
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
KBU8J-E4/51 8.0 51 250 Anti-static PVC tray
0
50
100
150
0
2
4
6
8
Heatsink Mounting,
T
C
, 3.0 x 3.0 x 12" Thk.
Al. Plate (7.5 x 0.3 cm)
PCB Mounting, T
A
0.375" (9.5 mm) Lead Length
0.5 x 0.5" (12 x 12 mm) Copper Pads
60 Hz Resistive or Inductive Load
Temperature (°C)
Average Forward Current (A)
1
10
100
0
50
100
150
200
250
300
T
J
= 150 °C
Single Sine-Wave
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)
1.0 Cycle
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
0.1
1
10
100
T
J
= 25 °C
Pulse Width = 300 µs
1 % Duty Cycle
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
0
20
40
60
80
100
0.01
0.1
1
10
100
T
J
= 100 °C
T
J
= 25 °C
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Current (µA)