1N4933 thru 1N4937
Vishay General Semiconductor
Fast Switching Plastic Rectifier
Major Ratings and Characteristics
I
F(AV)
V
RRM
I
FSM
t
rr
I
R
V
F
T
j
max.
1.0 A
50 V to 600 V
30 A
200 ns
5.0 µA
1.2 V
150 °C
DO-204AL (DO-41)
Features
•
•
•
•
•
Fast switching for high efficiency
Low forward voltage drop
Low leakage current
High forward surge capability
Solder Dip 260 °C, 40 seconds
Mechanical Data
Case:
DO-204AL, molded epoxy body
Epoxy meets UL-94V-0 Flammability rating
Terminals:
Matte tin plated (E3 Suffix) leads, solder-
able per J-STD-002B and JESD22-B102D
Polarity:
Color band denotes cathode end
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 Q101 qualified. There-
fore, the devices specified in this datasheet have not
been designed for use in automotive or Hi-Rel appli-
cations.)
Maximum Ratings
(T
A
= 25 °C unless otherwise noted)
Parameter
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current 0.375" (9.5 mm)
lead length at T
A
= 75 °C
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load
Maximum reverse recovery current
(1)
Operating junction and storage temperature range
Symbol
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
I
RM
T
J
, T
STG
1N4933
50
35
50
1N4934
100
70
100
1N4935
200
145
200
1.0
30
2.0
- 50 to + 150
1N4936
400
280
400
1N4937
600
420
600
Unit
V
V
V
A
A
A
°C
Document Number 88508
10-Oct-05
www.vishay.com
1
1N4933 thru 1N4937
Vishay General Semiconductor
Electrical Characteristics
(T
A
= 25 °C unless otherwise noted)
Parameter
Maximum instantaneous
forward voltage
Maximum DC reverse current
at rated DC blocking voltage
Maximum reverse recovery
time
Typical junction capacitance
at 1.0 A
T
A
= 25 °C
T
A
= 100 °C
I
F
= 1.0 A, V
R
= 30 V,
di/dt = 50 A/µs, I
rr
= 10 % I
RM
at 4.0 V, 1 MHz
Test condition
Symbol
V
F
I
R
t
rr
C
J
1N4933
1N4934
1N4935
1.2
5.0
100
200
12
1N4936
1N4937
Unit
V
µA
ns
pF
Thermal Characteristics
(T
A
= 25 °C unless otherwise noted)
Parameter
Typical thermal resistance
(1)
Symbol
R
θJA
R
θJL
1N4933
1N4934
1N4935
55
25
1N4936
1N4937
Unit
°C/W
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
(T
A
= 25
°C
unless otherwise noted)
Average Forward Rectified Current (A)
1.0
30
0.8
0.375" (9.5mm)
Lead Length
Peak Forward Surge Current (A)
T
A
= 75 °C
8.3
ms Single Half Sine-Wave
1.0 Cycle
20
0.6
I
(pk)
I
(AV)
Capacitive Load
I
(pk)
5.0
10
I
(AV)
20
=
π
0.4
10
0.2
0
0
25
50
75
100
125
150
175
0
1
10
100
Ambient Temperature ( °C)
Number
of Cycles at 60 Hz
Figure 1. Forward Current Derating Curves
Figure 2. Maximum Non-repetitive Peak Forward Surge Current
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Document Number 88508
10-Oct-05
1N4933 thru 1N4937
Vishay General Semiconductor
100
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50mVp-p
10
Instantaneous Forward Current (A)
1
T
J
= 25 °C
Junction Capacitance (pF)
10
Pulse
Width
= 300
µs
1% Duty Cycle
0.1
0.01
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
1
0.1
1
10
100
Instantaneous Forward
Voltage
(V)
Reverse
Voltage
(V)
Figure 3. Typical Instantaneous Forward Characteristics
Figure 5. Typical Junction Capacitance
100
100
Instantaneous Reverse Current (µA)
10
T
J
= 100 °C
Typical Thermal Impedance (°CW)
100
10
1
1
0.1
T
J
= 25 °C
0.01
0
20
40
60
80
0.1
0.01
0.1
1
10
100
Percent of Rated Peak Reverse
Voltage
(%)
t, Pulse Duration (sec.)
Figure 4. Typical Reverse Characteristics
Figure 6. Typical Transient Thermal Impedance
Package outline dimensions in inches (millimeters)
DO-204AL (DO-41)
1.0 (25.4)
MIN.
0.107 (2.7)
0.080 (2.0)
DIA.
0.205 (5.2)
0.160 (4.1)
1.0 (25.4)
MIN.
0.034 (0.86)
0.028 (0.71)
DIA.
NOTE:
Lead diameter is
0.026 (0.66)
for suffix “E” part numbers
0.023 (0.58)
Document Number 88508
10-Oct-05
www.vishay.com
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Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
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