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 1N4933 THRU 1N4937
1.0 AMP. Fast Recovery Rectifiers
Voltage Range 50 to 600 Volts Current 1.0 Ampere
Features
Low forward voltage drop High current capability High reliability High surge current capability
DO-41
Mechanical Data
Cases: Molded plastic Epoxy: UL 94V-O rate flame retardant Lead: Axial leads, solderable per MILSTD-202, Method 208 guaranteed Polarity: Color band denotes cathode end High temperature soldering guaranteed: 260oC/10 seconds/.375",(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Weight: 0.34gram
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol Type Number 1N 1N
Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375 (9.5mm) Lead Length @TA = 50 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 1.0A Maximum DC Reverse Current @ TA=25 at Rated DC Blocking Voltage @ TA=100 Maximum Reverse Recovery Time ( Note 1 ) Typical Junction Capacitance Typical Thermal Resistance Storage Temperature Range Operating Temperature Range ( Note 2 ) ( Note 3 )
VRRM VRMS VDC I(AV) IFSM VF IR Trr Cj
RJA TJ TSTG
4933 50 35 50
4934 100 70 100
1N 4935 200 140 200 1.0 30 1.2
1N 4936 400 280 400
1N 4937 600 420 600
Units V V V A A V uA uA nS pF O C/W
5.0 100 200 10 65 -65 to +150 -65 to +150
Notes: 1. Reverse Recovery Test Conditions: IF=1.0A, VR=30V, di/dt=50A/uS, Irr=10% IRM for Measurement of trr. 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. 3. Mount on Cu-Pad Size 5mm x 5mm on P.C.B.
- 400 -
RATINGS AND CHARACTERISTIC CURVES (1N4933 THRU 1N4937)
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
30 OHM/30 W NI
IF 60 HZ 117 V 1 2 4 0.1mF 1 OHM 10 W NI IR 1.4 CEM 3.8 uH D.U.T. OUTPUT. SCOPE
0.1 mF
10K OHM/ZW NI VR
FIG.2- MAXIMUM FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT. (A)
1.0 RESISTIVE OR INDUCTIVE LOAD 10
FIG.5- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
0.5
INSTANTANEOUS FORWARD CURRENT. (A)
0.75
1
0.25 0.375" (9.5mm) LEAD LENGTH 0 25 50 75 100
o
125
150
175
AMBIENT TEMPERATURE. ( C)
0.1
PEAK FORWARD SURGE CURRENT. (A)
FIG.3- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
30 Tj=Tj max. 8.3ms Single Half Sine Wave JEDEC Method 20
Tj=25 C PULSE WIDTH-300 S 1% DUTY CYCLE 0.01 0.4 0.6 0.8 1.0 1.2 FORWARD VOLTAGE. (V) 1.4 1.6
0
FIG.6- TYPICAL REVERSE CHARACTERISTICS
10 20 10 1 10 NUMBER OF CYCLES AT 60Hz 100 Tj=125 0C
FIG.4- TYPICAL JUNCTION CAPACITANCE
100
INSTANTANEOUS REVERSE CURRENT. MICROAMPERES
0
1 Tj=75 0C
JUNCTION CAPACITANCE.(pF)
10
Tj=25 0C
0.1 Tj=25 0C
1 1 10 REVERSE VOLTAGE. (V) 100
0.01 0 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 140
- 401 -


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Price & Availability of 1N4933
Newark

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1N4933G
83AH3141		 Taiwan Semiconductor Rectifier, Single, 50V, 1A, Do-41 Rohs Compliant: Yes |Taiwan Semiconductor 1N4933G 1000: USD0.074
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05R5991		 Vishay Intertechnologies Fast Switch Diode, 1A, 50V Do-204Al; Repetitive Peak Reverse Voltage:50V; Average Forward Current:1A; Diode Configuration:Single; Forward Voltage Max:1.2V; Reverse Recovery Time:200Ns; Forward Surge Current:30A; No. Of Pins:2Pins Rohs Compliant: Yes |Vishay 1N4933-E3/54 1000: USD0.064
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64AH9346		 Taiwan Semiconductor Rectifier, Single, 50V, 1A, Do-204Al; Repetitive Reverse Voltage Vrrm Max:50V; Forward Current If(Av):1A; Diode Configuration:Single; Forward Voltage Vf Max:1.2V; Reverse Recovery Time Trr Max:200Ns; Forward Surge Current Ifsm Rohs Compliant: Yes |Taiwan Semiconductor 1N4933 1000: USD0.036
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1N4933G-K A0G
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