1N4933 thru 1N4937
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Revision: 05-Dec-11 1Document Number: 88508
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Fast Switching Plastic Rectifier
FEATURES
• Fast switching for high efficiency
• Low forward voltage drop
• Low leakage current
• High forward surge capability
• Solder dip 275 °C max. 10 s, per JESD 22-B106
• Compliant to RoHS directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
TYPICAL APPLICATIONS
For use in fast switching rectification of power supply,
inverters, converters and freewheeling diodes for consumer
and telecommunication.
Note
• These devices are not AEC-Q101 qualified.
MECHANICAL DATA
Case: DO-204AL, molded epoxy body
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS compliant, commercial grade
Terminals: Matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
E3 suffix meets JESD 201 class 1A whisker test
Polarity: Color band denotes cathode end
PRIMARY CHARACTERISTICS
IF(AV) 1.0 A
VRRM 50 V to 600 V
IFSM 30 A
trr 200 ns
IR5.0 μA
VF1.2 V
TJ max. 150 °C
DO-204AL (DO-41)
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL 1N4933 1N4934 1N4935 1N4936 1N4937 UNIT
Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 V
Maximum RMS voltage VRMS 35 70 145 280 420 V
Maximum DC blocking voltage VDC 50 100 200 400 600 V
Maximum average forward rectified current
0.375" (9.5 mm) lead length at TA= 75 °C IF(AV) 1.0 A
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load IFSM 30 A
Maximum reverse recovery current IRM 2.0 A
Operating junction and storage temperature range TJ, TSTG - 50 to + 150 °C
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER TEST CONDITIONS SYMBOL 1N4933 1N4934 1N4935 1N4936 1N4937 UNIT
Maximum instantaneous
forward voltage 1.0 A VF1.2 V
Maximum DC reverse current
at rated DC blocking voltage
TA= 25 °C IR
5.0 μA
TA= 100 °C 100
Maximum reverse recovery time IF = 1.0 A, VR = 30 V,
dI/dt = 50 A/μs, Irr = 10 % IRM trr 200 ns
Typical junction capacitance 4.0 V, 1 MHz CJ12 pF
1N4933 thru 1N4937
www.vishay.com Vishay General Semiconductor
Revision: 05-Dec-11 2Document Number: 88508
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Note
(1) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5 mm) lead length, P.C.B. mounted
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
Fig. 1 - Forward Current Derating Curves
Fig. 2 - Forward Power Loss Characteristics
Fig. 3 - Maximum Non-repetitive Peak Forward Surge Current
Fig. 4 - Typical Instantaneous Forward Characteristics
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL 1N4933 1N4934 1N4935 1N4936 1N4937 UNIT
Typical thermal resistance RJA (1) 55 °C/W
RJL (1) 25
ORDERING INFORMATION (Example)
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
1N4933-E3/54 0.33 54 5500 13" diameter paper tape and reel
1N4933-E3/73 0.33 73 3000 Ammo pack packaging
Ambient Temperature (°C)
Average Forward Rectied Current (A)
025
50 75 100 125 150
175
0
0.2
0.4
0.6
0.8
1.0
0.375" (9.5 mm)
Lead Length
Capacitive
Loads
5.0
10
20
=
Ipk
IAV
= π
Ipk
IAV
0
0.2
0.4
0.6
0.8
1.0
1.2
0 0.2 0.4 0.6 0.8 1.0 1.2
Average Forward Current (A)
Average Power Loss (W)
D = tp/T tp
T
D = 0.1
D = 0.2
D = 0.3 D = 0.5
D = 0.8
D = 1.0
Peak Forward Surge Current (A)
110 100
0
10
20
30
Number of Cycles at 60 Hz
1.0 Cycle
TA = 75 °C
8.3 ms Single Half Sine-Wave
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
0.01
0.1
1
10
TJ = 25 °C
Pulse Width = 300 μs
1 % Duty Cycle
1N4933 thru 1N4937
www.vishay.com Vishay General Semiconductor
Revision: 05-Dec-11 3Document Number: 88508
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Fig. 5 - Typical Reverse Characteristics
Fig. 6 - Typical Junction Capacitance
Fig. 7 - Typical Transient Thermal Impedance
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
Note
• Lead diameter is for suffix “E” part numbers
20 60 80 100
0.01
1
10
100
040
0.1
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Current (μA)
TJ = 25 °C
TJ = 100 °C
0.1 110 100
1
10
100
Reverse Voltage (V)
Junction Capacitance (pF)
TJ = 25 °C
f = 1.0 MHz
Vsig = 50 mVp-p
Typical Thermal Impedance (°C/W)
0.01 0.1 110 100
0.1
1
10
100
t - Pulse Duration (s)
DO-204AL (DO-41)
0.107 (2.7)
0.080 (2.0)
DIA.
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
0.026 0.66
0.023 0.58
------------------------ ----------
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Revision: 12-Mar-12 1Document Number: 91000
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