GL34A (General Semiconductor)
SURFACE MOUNT GLASS PASSIVATED FAST SWITCHING JUNCTION RECTIFIER

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GL34A THRU GL34J
SURFACE MOUNT GLASS PASSIVATED FAST SWITCHING JUNCTION RECTIFIER
Reverse Voltage - 50 to 600 Volts Forward Current - 0.5 Ampere
DO-213AA
SOLDERABLE ENDS
1st BAND
2nd BAND
D2
0.022 (0.559)
0.016 (0.406)
0.145 (3.683)
0.131(3.327)
D1=
0.066
0.060
(1.676)
(1.524)
D2
=
D1
+
-
0
0.008
(0.20)
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
For surface mount applications
High temperature metallurgically
bonded construction
Glass passivated cavity-free junction
Capable of meeting environmental standards of
MIL-S-19500
Fast switching for high efficiency
High temperature soldering guaranteed:
450°C/5 seconds at terminals. Complete device
submersible temperature of 260°C for 10 seconds in
solder bath
1st band denotes type and polarity
2cnd band denotes voltage type
Dimensions in inches and (millimeters)
*Glass-plastic encapsulation technique is covered by
Patent No. 3,996,602 and brazed-end cap assembly by Patent No. 3,930,306
®
MECHANICAL DATA
Case: JEDEC DO-213AA molded plastic over glass body
Terminals: Plated terminals, solderable per MIL-STD-750,
Method 2026
Polarity: Two bands indicate cathode-end - 1st band
denotes device type and 2nd band denotes repetitive peak
reverse voltage rating
Mounting Position: Any
Weight: 0.0014 ounce, 0.036 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Standard recovery device: first band is white
Polarity color bands (2nd Band)
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at TT=75°C
Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method)
Maximum instantaneous forward voltage at 0.5A
Maximum DC reverse current
at rated DC blocking voltage
TA=25°C
TA=125°C
Maximum full load reverse current, full cycle
average at TA=55°C
Typical reverse recovery time (NOTE 1)
Typical junction capacitance (NOTE 2)
Maximum thermal resistance (NOTE 3)
(NOTE 4)
Operating junction and storage temperature range
SYMBOLS
VRRM
VRMS
VDC
I(AV)
GL34A
Gray
50
35
50
IFSM
VF
IR
IR(AV)
trr
CJ
RΘJA
RΘJT
TJ, TSTG
NOTES:
(1) Reverse recovery test conditions IF=0.5A, IR=1.0A, Irr=0.25A
(2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts
(3) Thermal resistance from junction to ambient, 0.2 x 0.2” (5.0 x 5.0mm) copper pads to each terminal
(4) Thermal resistance from junction to terminal, 0.2 x 0.2” (5.0 x 5.0mm) copper pads to each terminal
GL34B
Red
100
70
100
GL34D
Orange
200
140
200
0.5
10.0
1.2
5.0
50.0
30.0
1.5
4.0
150.0
70.0
-65 to +175
GL34G
Yellow
400
280
400
GL34J
Green
600
420
600
Volts
Volts
Volts
Amp
Amps
1.3 Volts
µA
µA
µs
pF
°C/W
°C
4/98


GL34A (General Semiconductor)
SURFACE MOUNT GLASS PASSIVATED FAST SWITCHING JUNCTION RECTIFIER

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RATINGS AND CHARACTERISTIC CURVES GL34A THRU GL34J
FIG. 1 - FORWARD CURRENT DERATING CURVE
0.5
60 HZ
RESISTIVE OR
INDUCTIVE LOAD
0.4
0.3
0.2
0.1
0
25 50 75 100 125 150 175
TERMINAL TEMPERATURE, °C
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
10
TJ=TJ max.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
8.0
6.0
4.0
2.0
0
1 10 100
NUMBER OF CYCLES AT 60 HZ
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
10
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
10
1
TJ=25°C
PULSE WIDTH=300µs
1% DUTY CYCLE
0.1
0.01
0.4 0.6 0.8 1.0 1.2 1.4 1.6
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
1 TJ=100°C
0.1
0.01
0
TJ=25°C
20 40 60 80 100
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
30
TJ=25°C
f=1.0 MHZ
Vsig=50mVp-p
10
1
1 10 100
REVERSE VOLTAGE, VOLTS




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