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CHENMKO ENTERPRISE CO.,LTD
GLASS PASSIVATED
FAST RECOVERY RECTIFIER VOLTAGE RANGE 50 - 600 Volts CURRENT 1.0 Ampere
FEATURES
* Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Glass passivated junction * Low leakage * Low forward voltage drop * High current capability
1N4933GPT THRU 1N4937GPT
DO-41
0.034(0.9) DIA. 0.028(0.7)
MECHANICAL DATA
Case: JEDEC DO-41 molded plastic Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.35 gram
1.0(25.4) MIN.
0.205(5.2) 0.166(4.2)
0.107(2.7) DIA. 0.080(2.0)
1.0(25.4) MIN.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 HZ, resistive or inductive load. For capacitive load, derate current by 20%.
Dimensions in inches and (millimeters)
DO-41
1N4937GPT
MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current at TA = 55 C Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 1) Operating and Storage Temperature Range IFSM 30 Amps
o
SYMBOL VRRM VRMS VDC IO
1N4933GPT
1N4934GPT
1N4935GPT
1N4936GPT
UNITS Volts Volts Volts Amps
50 35 50
100 70 100
200 140 200 1.0
400 280 400
600 420 600
CJ TJ,STG
15 -65 to +175
pF
o
C
ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 1.0 A DC Maximum DC Reverse Current at Rated DC Blocking Voltage at TA = 25oC Maximum Full Load Reverse Current Average, Full Cycle 0.375" (9.5mm) lead length at TL = 55oC Maximum Reverse Recovery Time (Note 2) NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts 2. Test Conditions : IF = 1.0 A, VR = -30 V SYMBOL VF IR 100 trr 200 uAmps nSec 2001-6
1N4933GPT 1N4934GPT 1N4935GPT 1N4936GPT 1N4937GPT
UNITS Volts uAmps
1.2 5.0
RATING CHARACTERISTIC CURVES ( 1N4933GPT THRU 1N4937GPT )
trr
8 1 2 3.8uH/1.4 3
AVERAGE FORWARD CURRENT, ( A )
FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE
115 Va 10 K 60 HZ 2 W
7 6
30 50W NON-INDUCTIVE UNIT UNDER TEST 1.0Adc FROM CONSTANT VOLTAGE SUPPLY R2 RIPPLE=3mVrms MAX. C1 1 1.0uF 10W 300V NONINDUCTIVE Zout 11/2 MAX. DC to 2kHz
i ( t ) di/dt = 50A/us IFM1.0
1.50 1.25 1.00 .75 .50 .25 0 0 25 50 75 100 125 150 175
Single Phase Half Wave 60Hz Resistive or Inductive Load
C.P. CLARE HPG 1002
5
4
30 Vdc CONSTANT VOLTAGE SUPPLY MINIMIZE ALL LEAD LENGTHS
1 AMP SLO-BLO FUSE C1 1.0 uF 300 V
0
IRM(REV) SET TIME BASE FOR 50/100 nS/cm
A-TEKTRONIX 545A. K PLUG IN R2 - TEN - 1 W 10 +0.5% CARBON CORE PRE AMP P6000 PROBE OR EQUIVALENT IN PARALLEL R1 - ADJUSTED FOR 1.4 BETWEEN o TA = 25 +10 C FOR RECTIFIER PONT 2 OF RELAY AND RECTIFIER -0 INDUCTIVE = 3.8uH
AMBIENT TEMPERATURE ( OC )
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS REVERSE CURRENT, (uA) INSTANTANEOUS FORWARD CURRENT, ( A ) 10
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
10 4.0
TJ =100oC
Pulse Width = 300uS 1% Duty Cycle
1.0
1.0 .4
0.1
.1 .04
TJ =25oC
TJ =25oC
.01
.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, ( A ) 35 30 25 20 15 10 5 0 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60 Hz JUNCTION CAPACITANCE, ( pF )
8.3ms Single Half Sine-Wave (JEDEC Method)
0 0 .2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE, ( V ) FIG. 6 - TYPICAL JUNCTION CAPACITANCE 200 100 60 40 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 40 100 REVERSE VOLTAGE, ( V )
TJ =25oC

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