Document
BL GALAXY ELECTRICAL
KBJ8A --- KBJ8M
SILICON BRIDGE RECT IFIERS
VOLTAGE RANGE: 50 --- 1000 V CURRENT: 8.0 A
FEATURES Rating to 1000V PRV Surge overload rating to 200 Am peres peak Ideal for printed circuit board Reliable low cos t cons truction utilizing m olded plas tic technique res ults in inexpens ive product Lead s olderable per MIL-STD-202 m ethod 208
KBJ
MECHANCAL DATA Polarity:Sym bols m olded on body Weight:0.23 ounces , 6.6 gram s Mounting pos ition: Any
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 am bient tem perature unles s otherwis e s pecified.
Single phas e,half wave,60 Hz,res is tive or inductive load. For capacitive load,derate by 20%.
KBJ KBJ 8A 8B
Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average f orw ard
Output current @TA=110 Peak forw ard surge current
VRRM V R MS VDC
IF (A V)
50 35 50
8.3ms single half-sine-w ave superimposed on rated load
IF S M
Maximum instantaneous f orw ard voltage at 4.0 A
VF
Maximum reverse current
@TA=25
at rated DC blocking voltage @TA=100
IR
Typical junction capacitance per element
CJ
Typical thermal resistance
RθJC
Operating junction temperature range
TJ
Storage temperature range
TSTG
NOTES:1.Measured at 1.0MHZ and applied rev erse v oltage of 4.0V DC
2.Dev ice mounted on 300mm X 300mm X 1.6mm cu Plate heatsink.
100 70 100
KBJ 8D
200 140 200
KBJ 8G
400 280 400
8.0
KBJ 8J
600 420 600
KBJ 8K
800 560 800
KBJ 8M
UNITS
1000 700 1000
V V V
A
2 0 0 .0
1.0 1 0 .0 1.0
55 1.6 - 55 ---- + 150 - 55 ---- + 150
A
V μA mA pF
/W
www.galaxycn.com
Document Number 0287068
BLGALAXY ELECTRICAL
1.
RATINGS AND CHARACTERISTIC CURVES
KBJ8A --- KBJ8M
PEAK FORWARD SURGE CURRENT, AMPERES
FIG.1 -- PEAK FORWARD SURGE CURRENT
250 200 150 100 50
0 1
8.3ms Single Half Sine Wave TJ=125
10 100
NUMBER OF CYCLES AT 60HZ
AVERAGE FORWARD OUTPUT CURRENT, AMPERES
FIG.2 -- FORWARD DERATING CURVE
10 8 6 4 2
00
50
100
150
AMBIENT TEMPERATURE,
INSTANTANEOUS FORWARD CURRENT, AMPERES
FIG.3 -- TYPICAL FORWARD CHARACTERISTIC
100 10 4 1.0 0.1 .01 .2 .4 .6 .8 1.0 1.2 1.4 1.6
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
JUNCTION CAPACITANCE,pF
FIG.4 -- TYPICAL JUNCTION CAPACITANCE
200 160 140
120 100
50
40 TJ=25 f=1MHz
20
1 .1 .2
.4
1.0 2 4
10 20 40 10
REVERSE VOLTAGE,VOLTS
Document Number 0287068
BLGALAXY ELECTRICAL
www.galaxycn.com 2.
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