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General Semiconductor |
G3A THRU G3M
GLASS PASSIVATED JUNCTION RECTIFIER
Reverse Voltage - 50 to 1000 Volts Forward Current - 3.0 Amperes
Case Style G3
0.250 (6.3)
0.170 (4.3)
DIA.
0.052 (1.32)
0.048 (1.22)
DIA.
1.0 (25.4)
MIN
0.300 (7.6)
MAX.
1.0 (25.4)
MIN
Dimensions in inches and (millimeters)
*Brazed-lead assembly is covered by Patent No. 3,930,306
FEATURES
♦ High temperature metallurgically bonded
construction
♦ Glass passivated cavity-free junction
♦ Hermetically sealed package
♦ 3.0 Ampere operation
at TA=70°C with no
thermal runaway
♦ Typical IR less than 0.1µA
♦ Capable of meeting environmental standards of
MIL-S-19500
♦ High temperature soldering guaranteed:
350°C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
MECHANICAL DATA
Case: Solid glass body
Terminals: Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.04 ounce, 1.1 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
Maximum repetitive peak reverse voltage
VRRM
Maximum RMS voltage
VRMS
Maximum DC blocking voltage
VDC
Maximum average forward rectified current
0.375” (9.5mm) lead length at TA=70°C
I(AV)
Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method)
IFSM
Maximum instantaneous forward voltage at 3.0A
VF
Maximum full load reverse current, full cycle
average, 0.375” (9.5mm) lead length at TA=70°C
IR(AV)
Maximum DC reverse current
at rated DC blocking voltage
TA=25°C
TA=150°C
IR
Typical reverse recovery time (NOTE 1)
trr
Typical junction capacitance (NOTE 2)
CJ
Typical thermal resistance (NOTE 3)
RΘJA
RΘJL
Operating junction and storage temperature range
TJ, TSTG
G3A
G3B
50 100
35 70
50 100
1.2
G3D
G3G
G3J
200 400 600
140 280 420
200 400 600
3.0
125.0
1.1
200.0
5.0
100.0
3.0
40.0
20.0
10.0
-65 to +175
G3K G3M UNITS
800 1000 Volts
560 700 Volts
800 1000 Volts
Amps
Amps
Volts
µA
µA
µs
pF
°C/W
°C
NOTES:
(1) Measured with IF=0.5A, IR=1A, Irr=0.25A
(2) Measured at 1.0 MHZ and applied reverse voltage of 4.0 Volts
(3) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5mm) lead length,
with both leads mounted between heatsinks
4/98
RATINGS AND CHARACTERISTIC CURVES G3A AND G3M
FIG. 1 - FORWARD CURRENT DERATING CURVE
4.0
60 HZ
RESISTIVE OR
INDUCTIVE LOAD
3.0
2.0
1.0
0.375" (9.5mm) LEAD LENGTH
0
0 25 50 75
100 125 150 175
AMBIENT TEMPERATURE, °C
200
100
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
TJ =TJ max.
8.3ms SINGLE HALF
SINE-WAVE(JEDEC Method)
10
1
10
NUMBER OF CYCLES AT 60 HZ
100
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
30
10
TJ=150°C
1
PULSE WIDTH=300µs
1% DUTY CYCLE
TJ=25°C
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
10
TJ=100°C
1
TJ=75°C
0.1
TJ=25°C
0.1 0.01
0 20 40 60 80 100
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
0.01
0.2
0.4 0.6 0.8 1.0 1.2 1.4
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
1.6
100
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
TJ=25°C
f=1.0 MHz
Vsig=50mVp-p
10
1 10 100
REVERSE VOLTAGE, VOLTS
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