G ALAXY EL ECTRICAL
FEATURES
Ideal for printed circuit board
Reliable low cost construction utilizing molded
plas tic technique
Plastic materrial has U/L flammability classification
94V-O
M AX I M UM RAT I NGS AND EL ECT RI CAL CHARACTERIS T I CS
Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
GBU
4D
GBU
4G
GBU
4J
GBU
4K
GBU
4M UNITS
Maximum recurrent peak reverse voltage VRRM 200 400 600 800 1000 V
Max imum RMS v oltage VRMS 140 280 420 560 700 V
Maximum DC blocking voltage VDC
200 400 600 800 1000
V
Maximum average forw ard Tc=100
output current @TA=40
Peak forw ard surge current
8.3ms single half-sine-w ave
superimposed on rated load
Maximum instantaneous forw ard voltage
at 2.0 A VFV
Maximum reverse current @TA=25 μA
at rated DC blocking voltage @TA=125 mA
Typical junction capacitance per leg (note 3) CJpF
Typical thermal resistance per leg (note 2) RθJA
(note 1) RθJC
Operating junction temperature range TJ
Storage temperature range TSTG
NOTE: 1. Unit case mounted on 1.6x1.6x0.06" thick (4.0x4.0x0.15cm) AI. Plate.
- 55 ---- + 150
- 55 ---- + 150
IR
4.2 /W
100 45
22.0
SILICON BRIDGE RECTIFIERS
A
100
70
VOL TAGE RANGE: 50 --- 1000 V
CURRENT: 4.0 A
35
50
GBU
IFSM
A
5.0
Mounting position: Any
IF(AV)
4.0
3.0
GBU4A --- GBU4M
3. Measured at 1.0 MHz and applied rev erse v oltage of 4.0 v olts.
GBU
4A
GBU
4B
50 100
1.0
2. Units mounted on P.C.B. with 0.5x0.5" (12x12mm) copper pads and 0.375" (9.5mm) lead length.
500.0
150.0
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BL
BLGALAXY ELECTRICAL
Document Number 0287025
1.
.085(2.16)
.100(2.54)
_~~
+
.160(4.1)
.140(3.5)
+
+
.310(7.9)
.290(7.4)
.085(2.16)
.065(1.65)
.165(4.2)
.185(4.7)
.933(23.7)
.894(22.7)
.075(1.9)R.TYP.
.018(.46)
.022(.56)
.075(1.90)
.085(2.18)
.140(3.56)
.130(3.30)
450
.060(1.52)
.080(2.03)
.210(5.33)
.190(4.83)
.050(1.27)
.040(1.02)
.740(18.8)
.720(18.3)
.690(17.5)
.710(18)
inch(mm)
Glass passivated chip junctions
(note 1)
(note 2)
.1 1 100
10
10
1
100
.01 .1
.8 1 1.2 1.4 1.6
0.1
1.0
10
TJ=25
Pulse Width
=300uS
.4 .6
100
.01
10
0 40 60
20 10080
TJ=25
0.1
1.0
.01
TJ=125
100
500
0
1.0
0100
4.0
15050
3.0
2.0
30
120
100
150
10
TJ=TJ max.
SINGLE SINE-WAVE
(JEDEC METHOD)
1
60
90
1.0 CYCLE
FIG.3 -- MAXIMUM NON-REPETITIVE PEAK FORWARD
PEAK FORWARD SURGE CURRENT,
AMPERES
NUMBER OF CYCLES AT 60Hz
AVERAGE FORWARD CURRENT,
AMPERES
TEMPERATURE,
DURGE CURRENT
JUNCTION CAPACITANCE, pF
REVERSE VOLTAGE, VOLTS
FIG.5 -- TYPICAL JUNCTION CAPACITANCE PER LEG
FIG.4 -- TYPICAL REVERSE CHARAC TERISTIC
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
INSTANTANEOUS FORWARD CURRENT,
FIG.2 -- TYPICAL FORWARD CHARACTERISTIC
RA TINGS A ND CHA RA CTERISTIC CU RVES GBU 4A --- GBU4M
FIG.1 -- DERATING CURVE FOR OUTPUT RRECTIFIED CURRENT
AMPERES
t, HEATING TIME, sec.
FIG.6 -- TYPICAL TRANSIENT THER MAL IMPEDANCE
/W INSTANTANEOUS REVERSE CURRENT,
MICRO AMPERES
PERCENT OF RATED PEAK REVERSE VOLTAGE
TRANSIENT THERMAL IMPEDANCE,
BLGALAXY ELECTRICAL
www.galaxycn.com
Document Number 0287025 2.
1 100
10
10
100
.1
f=1.0 MHz
VSIG=50mVp-p
50-400V
600-1000V
40
4
T
J=25
1000
