Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
NOTES :
-55 to + 125
DO-41
1N4933 THRU 1N4937
Voltage Range 50 to 600 V
Current 1.0 Ampere
Plastic Fast Recovery Rectifier
1N4933
SYMBOL
V
RRM
V
RMS
V
DC
IF
(AV)
I
FSM
V
F
I
R
Trr
C
J
T
J
, T
STG
1N4934
1N4935
1N4936
1N4937
50
100
200
140
200
600
35
70
420
50
100
600
1.0
5.0
30
1.2
130
250
15
75
UNIT
V
V
V
V
A
A
uA
uA
o
C
pF
o
CW
nS
400
280
400
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Peak Forward Surge Current, 8.3ms single
Maximum Instantaneous Forward Voltage
Maximum DC Reverse Current @T
J
=25
o
C
Typical junction Capacitance (Note 2)
Operating Junction and Storage
Current T
L
=55
o
C
Half sine-wave superimposed on rated load
(JEDEC method)
@ 1.0 A
At Rated DC Blocking Voltage @T
J
=100
o
C
Maximum Reverse Recovery Time (Note 1)
Typical Thermal Resistance (Note 3)
Features
L ow forward voltage drop
Fast switching for high efficiency
High current capability
Case: Molded plastic DO-41
High surge current capability
Weight: 0.036gram
Polarity:Color band denotes cathode
method 208
Mounting position: Any
Terminals: Solderable per MIL-STD-202
Mechanical Data
Low reverse leakage current
R
JA
Temperature Range
(1) Reverse recovery test conditions I
F
= 0.5A, I
R
= 1.0A, Irr = 0.25A.
(2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC.
(3) Thermal Resistance junction to lead.
Epoxy: UL 94V-0 rate flame retardant
1.0(25.4)
MIN.
1.0(25.4)
MIN.
.205(5.2)
.160(4.1)
.034(.86)
.028(.71)
DIA.
.107(2.7)
.080(2.0)
DIA.
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COMCHIP
MDS0405001A
Page 1
FIG.1 - FORWARD CURRENT DERATING CURVE
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
1.0
0.6
0.4
0.2
0.8
IINSTANTANEOUS FORWARD CURRENT,
AMPERES
0.1
1.0
10
0.01
0.4
0.2
0.6
0.8
1.0
1.2
1.4
1.6
0
0
50
100
150
LEAD TEMPERATURE,
o
C
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
PEAK FORWARD SURGE CURRENT,
AMPERES
NUMBER OF CYCLES AT 60Hz
0
5
10
15
20
25
30
1
10
100
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
0.1
0
1
10
1000
100
20
40
60
80
100
FIG.5 - TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE, VOLTS
0.1
1
JUNCTION CAPACITANCE, pF
100
1.0
4.0
10
100
10
60 Hz Resistive or
Inductive load
Pulse Width 8.3ms
Single Half-Sire-Wave
(JEDEC Method)
T
J
=25
o
C
PULSE WIDTH=300uS
1% DUTY CYCLE
T
J
=100
o
C
T
J
=25
o
C
T
J
= 25
o
C
f = 1.0 MHZ
Vsig = 50mVp-p
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COMCHIP
MDS0405001A
Page 2
Plastic Fast Recovery Rectifier
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