GBU25B Thru GBU25M
High Current Glass Passivated Molding Single-Phase Bridge Rectifier
Reverse Voltage 100 to 1000V
FEATURES
Plastic Package has Underwriters Laboratory
Flammability Classification 94V-0
High current capacity with small package
Glass passivated chip junctions
Superior thermal conductivity
High IFSM
Forward Current 25A
1.
Maximum & Thermal Characteristics Ratings
at 25℃ ambient temperature unless otherwise specified.
Parameter Symbol
Maximum repetitive voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum DC reverse current TA=25
℃
at rated DC blocking voltage TA=125℃
Maximum average forward rectified output
current at Tc=100℃
Peak forward surge current 8.3ms single
half sine-wave superimposed on rated load
Rating of fusing (t<8.3ms)
Dielectric strength terminals to case， AC 1
minute Current 1mA
Max instantaneous forward voltage at 12.5A
Maximum thermal on P.C.B. without
heat-sink
resistance per leg on Al plate heat-sink
Operating junction temperature
Storage temperature
Mounting torque
Symbol
V
RRM
V
RMS
V
DC
IR
Io
IFSM
I t
Vdia
VF
R
θJA
R
θJC
TJ
Tstg
Tor
2
GBU25B
100
70
100
GBU25D
200
140
200
GBU25G
400
280
400
5
GBU25J
600
420
600
GBU25K
800
560
800
GBU25M
1000
700
1000
Unit
V
V
V
µA
500
25
350
300
2.5
1.05
MAX22
MAX2.0
-55~150
-55~150
Rating Torque : 0.8（Suggests 0.45~0.65）
℃
℃
N.m
A
A
A sec
KV
V
℃/W
2
2
GBU25B Thru GBU25M
2.
Ratings and Characteristic Curves
( TA = 25°C unless otherwise noted )
Fig.2
Typical Reverse Characteristics
Fig. 1 Derating Curve
Average Rectified Forward Current Io(A)
Case Temperature Tc(℃)
Fig.3
Forward Voltage
nstantaneous Reverse Current (µA)
Percent of Rated Peak Reverse Voltage％
Fig.4
Peak Surge Forward Capability
Forward Voltage VF
Peak Surge Forward Current IFSM(A)
Forward Current (A)
Number of Cycles
3
GBU25B Thru GBU25M
3. Marking Identification
Note：
生产日期码包含4½数字，例如
“1018”，前两个数字“10”
表示为2010年，另外二个数字
“18”
是指第18周，即表示该产品为2010年18周生产。
型号：
GBU
25
K
bridge reverse voltage=800V
average rectified forward Current=25A
mean：GBU series bridge
4. Dimension
4
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