Compact Technology
1N4933 thru 1N4937
REVERSE VOLTAGE
- 50
to
600
Volts
FORWARD CURRENT
- 1.0
Ampere
FAST RECOVERY RECTIFIERS
FEATURES
Fast switching for high efficiency
Low cost
Diffused junction
Low reverse leakage current
Low forward voltage drop
High current capability
The plastic material carries UL recognition 94V-0
A
DO-41
B
A
C
D
MECHANICAL DATA
Case : JEDEC DO-41 molded plastic
Polarity : Color band denotes cathode
Weight : 0.012 ounces, 0.34 grams
Mounting position : Any
DO-41
Dim.
A
B
C
Min.
25.4
4.20
0.70
Max.
-
5.20
0.90
2.00
2.70
D
All Dimensions in millimeter
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
℃
ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
CHARACTERISTICS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward
Rectified Current
SYMBOL
1N4933
50
35
50
1N4934
100
70
100
1N4935
200
140
200
1N4936
400
280
400
1N4937
600
420
600
UNIT
V
V
V
A
V
RRM
V
RMS
V
DC
I
(AV)
@T
A
=
75 C
1.0
30
1.3
5.0
100
200
130
15
50
-55 to +150
-55 to +150
Peak Forward Surge Current
8.3ms single half sine-wave
super imposed on rated load(JEDEC Method)
Maximum forward Voltage at 1.0A DC
Maximum DC Reverse Current
at Rated DC Blocking Voltage
I
FSM
V
F
I
R
T
RR
T
RR
A
V
uA
uA
ns
ns
pF
C/W
@T
J
=25 C
@T
J
=100 C
Maximum Reverse Recovery Time (Note 1)
Maximum Reverse Recovery Time (Note 2)
Typical Junction
Capacitance (Note 3)
Typical Thermal Resistance (Note 4)
Operating Temperature Range
Storage Temperature Range
C
J
R
0JA
T
J
T
STG
C
C
NOTES : 1.Measured with I
F
=1.0A,V
R
=30V,di/dt=50A/us.
2.Measured with I
F
=0.5A,I
R
=1A,I
RR
=0.25A.
3.Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
4.Thermal Resistance Junction to Ambient.
CTC0120 Ver.
2.0
1 of 2
1N4933 thru 1N4937
Compact Technology
1N4933 thru 1N4937
RATING AND CHARACTERISTIC CURVES
NONINDUCTIVE
50
FIG . 1 -REVERSE RECOVERY TIME CHARACTERISTIC
NONINDUCTIVE
10
AND TEST CIRCUIT DIAGRAM
trr
+0.5A
(+ )
50Vdc
(approx)
(-)
DUT
PULSE
GENERATOR
( NOTE 2 )
0
-0.25A
OSCILLOSCOPE
(NOTE 1 )
NONINDUCTIVE
NOTES: 1 . RISE TIME = 7nsmax. INPUT
IMPEDANCE= 1 MEGOHM 22pf
2 . RISE
TIME = 10ns max.SOURSE
IMPEDANCE = 50ohmsf
-1.0A
1cm
SET TIME BASE FOR
5/ 10ns / cm
AVERAGE FORWARD RECTIFIED
CURRENT AMPERES
INSTANTANEOUS FORWARD CURRENT . T ( A )
1.0
.8
.6
.4
.2
FIG . 2 - MAXIMUMF FORWARD CURRENT DERATING
CURVE
FIG . 5 - TYPICAL FORWARD CHARACTERISTICS
20
10
3.0
1.0
0.3
0.1
.03
.01
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE . (
O
C )
FIG . 3 - MAXIMUM NON- REPETITIVE FORWARD
SURE CURRENT
PEAK FORWARD SURGE
CURRENT AMPERES
TA=75
O
C
8.3ms Single Half Sine
Wave JEDEC Method
FIG . 6 - TYPICAL REVERSE CHARACTIERISTICS
100
NUMBER OF CYCLES AT 60Hz
20
JUNCTION CAPACITANCE . ( pF)
10
FIG . 4 - TYPICAL HUNCTION CAPACITANCE
INSTANEOUS REVERSE CURRENT . ( mA )
10
1.0
TA=25
O
C
f = 1 MHz
Vsig = 50mVp-p
1
1
10
REVERSE VOLTAGE . ( V )
100
0
20
40 60 80
100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE . ( %)
.10
CTC0120 Ver.
2.0
2
of 2
1N4933 thru 1N4937
Microcontroller MCU
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