LESHAN RADIO COMPANY, LTD.
Bridge rectifiers
G BU8 Series
Feature
．Plastic Package has Underwriters Laboratory
Flammability Classification 94V-0
．This series is UL listed under the Recognized
Component index,file number E231047
．Single-in-line package
．High current capality with small package
．Superior thermal conductivity
．High temperature soldering guaranted:
260℃/10 seconds
．High IFSM
． We declare that the material of product
compliance with RoHS requirements.
Product Characteristic
Item
Symbol GBU8A
VRM
Maximum repetitive voltage
Maximum DC reverse current TA=25℃
at rated DC blocking voltage TA=125℃
Average recified forward current 60Hz sine
wave,R-load with heatsink Tc=100℃
(1)(2)
Peak forward surge current 10.0 ms single half
sine-wave superimposed on rated load
Dielectric strength Terminals to case,
AC 1 minute Current 1mA
Typical thermal resistance per leg
(3)
Maximum instantaneous forward voltage at 4A
Operating junction temperature
Storage temperature
50
IR
GBU8B
GBU8D
GBU8G
GBU8J
100
200
400
5
500
600
GBU8K GBU8M Unit
800
1000
V
µA
Io
8
A
IFSM
200
A
Vdia
2.5
KV
RθJA
RθJC
21(2)
2.2(1)
1.0
150
-55~150
VF
Tj
Tstg
Notes：(1)Unit case mounted on Al plate heat-sink
℃/W
V
℃
℃
(2) Unites mounted on P.C.B. without heat-sink
(3)Recommended mounting position is to bolt down on heatsink with silicone thermal compound for maximum heat
transfer with #6 screw{heat-sink size:8.2*8.2*03cm)
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LESHAN RADIO COMPANY, LTD.
Characteristic Curves
Average Rectified Forward Current Io(A)
Fig. 1 Derating Curves
Case Temperature Tc( ℃)
Instantaneous Reverse Current Microamperes
Fig.2 Typical Reverse Characteristics
Percent of Rated Peak Reverse Voltage
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LESHAN RADIO COMPANY, LTD.
Peak Surge Forward Current IFSM(A)
Fig.3 Peak Surge Forward capability
Number of Cycles at 60 Hz(cycles)
Forward Current IF(A)
Fig.4 Forward Voltage
Forward Voltage V F（Ｖ）
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LESHAN RADIO COMPANY, LTD.
SHAPE AND DIMENSIONS
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSIY14.5M, 1982.
2. CONTROLLING DIMENSION: mm.
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