1N4933 thru 1N4937
Vishay Semiconductors
formerly General Semiconductor
Fast Switching Plastic Rectifier
Reverse Voltage 50 to 600V
Forward Current 1.0A
DO-204AL (DO-41)
Features
• Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
• Fast switching for high efficiency
1.0 (25.4)
MIN.
• Construction utilizes void-free molded plastic technique
• 1.0 Ampere operation at TA=75°C with no thermal runaway
• High temperature soldering guaranteed: 250°C/10 seconds,
0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
0.107 (2.7)
0.080 (2.0)
DIA.
0.205 (5.2)
0.160 (4.1)
Mechanical Data
Case: JEDEC DO-204AL, molded plastic body
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
Dimensions in inches
and (millimeters)
Polarity: Color band denotes cathode end
Mounting Position: Any
1.0 (25.4)
MIN.
Weight: 0.012 oz., 0.3 g
0.034 (0.86)
Packaging codes/options:
0.028 (0.71)
DIA.
E2/4K per Ammo mag. (52mm tape), 20K/box
E3/5K per 13” reel (52mm tape), 10K/box
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol 1N4933 1N4934 1N4935 1N4936 1N4937 Unit
*Maximum repetitive peak reverse voltage
*Maximum RMS voltage
VRRM
VRMS
VDC
50
35
50
100
70
200
145
200
400
280
400
600
420
600
V
V
V
*Maximum DC blocking voltage
100
*Maximum average forward rectified current
0.375" (9.5mm) lead length at TA=75°C
IF(AV)
1.0
A
*Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method) at TA=75°C
IFSM
IRM
30
A
*Maximum reverse recovery current (NOTE 1)
Typical thermal resistance (1)
2.0
A
RΘJA
RΘJL
55
25
°C/W
°C
*Operating junction and storage temperature range
TJ, TSTG
-50 to +150
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol 1N4933 1N4934 1N4935 1N4936 1N4937 Unit
*Maximum instantaneous forward voltage at 1.0A
VF
1.2
V
*Maximum DC reverse current
at rated DC blocking voltage
TA=25°C
TA=100°C
5.0
100
IR
µA
*Maximum reverse recovery time
IF=1.0A, VR=30V, di/dt=50A/µs, and Irr=10% IRM
trr
200
12
ns
Typical junction capacitance at 4.0V, 1MHz
CJ
pF
Notes:
(1) Thermal resistance from junction to ambient, and from junction to lead at 0.375” (9.5mm) lead length, P.C.B. mounted
*JEDEC registered values
Document Number 88508
27-Feb-02
www.vishay.com
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