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1N4933GP THRU 1N4937GP
GLASS PASSIVATED JUNCTION FAST SWITCHING RECTIFIER
Reverse Voltage - 50 to 600 Volts Forward Current - 1.0 Ampere
DO-204AL
0.107 (2.7)
0.080 (2.0)
DIA.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
NOTE: Lead diameter is 0.026 (0.66) for suffix "E" part numbers
0.023 (0.58)
Dimensions in inches and (millimeters)
*Glass-plastic encapsulation is covered by
Patent No.3,996,602 and brazed-lead assembly by Patent No. 3,930,306
®
FEATURES
Plastic package has
Underwriters Laboratory
Flammability Classification 94V-0
High temperature metallurgically bonded construction
Capable of meeting environmental standards of
MIL-S-19500
For use in high frequency rectifier circuits
Fast switching for high efficiency
Glass passivated cavity-free junction
1.0 Ampere operation at TA=75°C with no thermal
runaway
Typical IR less than 0.1µA
High temperature soldering guaranteed:
350°C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
MECHANICAL DATA
Case: JEDEC DO-204AL molded plastic over glass body
Terminals: Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.012 ounce, 0.34 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
1N
SYMBOLS 4933GP
1N
4934GP
1N 1N
4935GP 4936GP
* Maximum repetitive peak reverse voltage
VRRM 50 100 200 400
* Maximum RMS voltage
VRMS
35
70 140 280
* Maximum DC blocking voltage
VDC 50 100 200 400
* Maximum average forward rectified current
0.375" (9.5mm) lead length at TA=75°C
I(AV)
1.0
* Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method)
IFSM
30.0
* Maximum instantaneous forward voltage at 1.0A
VF
1.2
* Maximum DC reverse current
at rated DC blocking voltage
TA=25°C
TA=125°C
IR
5.0
100.0
* Maximum reverse recovery time (NOTE 1)
trr
200.0
Typical junction capacitance (NOTE 2)
CJ 15.0
Typical thermal resistance (NOTE 3)
RΘJA
55.0
* Operating junction and storage temperature range
TJ, TSTG
-65 to +175
1N
4937GP
600
420
600
UNITS
Volts
Volts
Volts
Amp
Amps
Volts
µA
ns
pF
°C/W
°C
NOTES:
(1) Reverse recovery test conditions: IF=1.0A, VR=30 Volts
(2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts
(3) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length, P.C.B. mounted
* JEDEC registered values
4/98

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RATINGS AND CHARACTERISTIC CURVES 1N4933GP THRU 1N4937GP
1.0
0.75
FIG. 1 - FORWARD CURRENT DERATING CURVE
RESISTIVE OR
INDUCTIVE LOAD
0.5
0.25
0.375" (9.5mm) LEAD LENGTH
0
0 25 50 75
100 125 150 175
AMBIENT TEMPERATURE, °C
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
40
TJ=TJ max.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
30
20
10
0
1 10 100
NUMBER OF CYCLES AT 60 HZ
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
10
TJ=25°C
PULSE WIDTH=300µs
1% DUTY CYCLE
1
FIG. 4 - TYPICAL REVERSE
CHARACTERISTICS
20
10
TJ=125°C
0.1
0.01
0.6
0.8 1.0 1.2 1.4 1.6 1.8
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
2.0
100
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
TJ=25°C
f=1.0 MHZ
Vsig=50mVp-p
1
TJ=75°C
0.1
TJ=25°C
0.01
0
20 40 60 80 100
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE
100
10
10
1
1
1 10 100
REVERSE VOLTAGE, VOLTS
0.1
0.01
0.1 1
10
t, PULSE DURATION, sec
100