KBU4A Datasheet, PDF (1/4 Pages) Pan Jit International Inc. – SILICON SINGLE-PHASE BRIDGE RECTIFIER(VOLTAGE - 50 to 800 Volts CURRENT - 4.0 Amperes)

Discrete POWER & Signal
Technologies
KBU4A - KBU4M
Features
• High surge current capability.
• Reliable construction technique.
0.16(4.1)
0.14(3.6)
0.935(23.7)
0.895(22.7)
0.70(17.8)
0.66(16.8)
0.0760(19.3)
MAX
–
45°
+
+
~ ~+
0.085(2.2)
0.065(1.7)
0.455(11.3)
0.405(10.3)
0.280(7.1)
0.260(6.6)
• Ideal for printed circuit board.
KBU
1.0(2.54)
MIN
0.260(6.8)
0.180(4.5)
0.165(4.2)
0.150(3.8)
4.0 Ampere Silicon Bridge Rectifiers
0.220(5.6)
0.180(4.6)
Dimensions are in: inches (mm)
0.052(1.3)
0.048(1.2)
Absolute Maximum Ratings* T_A = 25°C unless otherwise noted
Symbol
Parameter
Value
I_O
i_f(surge)
P_D
Rθ_JA
Rθ_JL
T_stg
T_J
Average Rectified Current
@ T_A = 50°C
Peak Forward Surge Current
Total Device Dissipation
Derate above 25°C
Thermal Resistance, Junction to Ambient,** per leg
Thermal Resistance, Junction to Lead,** per leg
Storage Temperature Range
Operating Junction Temperature
*These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
**Device mounted on PCB with 0.375 " (9.5 mm) lead length and 0.5 x 0.5" (13 x 13 mm) copper pads.
4.0
200
6.6
53
19
4.0
-55 to +150
-55 to +150
Units
A
A
W
mW /°C
°C/W
°C/W
°C
°C
Electrical Characteristics T_A = 25°C unless otherwise noted
Parameter
Device
4A
4B
4D
4G
4J
Peak Repetitive Reverse Voltage
50
100
200
400
600
Maximum RMS Bridge Input Voltage
35
70
140
280
420
DC Reverse Voltage (Rated VR)
Maximum Reverse Leakage,
total bridge @ rated VR TA = 25°C
TA = 100°C
Maximum Forward Voltage Drop,
per bridge
@ 4.0 A
50
100
200
400
600
5.0
500
1.0
Units
4K
4M
800 1000
V
560
700
V
800 1000
V
µA
µA
V
1998 Fairchild Semiconductor Corporation
KBU4A-KBU4M, Rev. A