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Pan Jit International

IN4937 Datasheet Preview

IN4937 Datasheet

(IN4933 - IN4937) FAST SWITCHING PLASTIC RECTIFIER

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1N4933 THRU 1N4937
FAST SWITCHING PLASTIC RECTIFIER
VOLTAGE - 50 to 600 Volts CURRENT - 1.0 Ampere
FEATURES
l High surge current capability
l Plastic package has Underwriters Laboratory
Flammability Classification 94V-O Utilizing
Flame Retardant Epoxy Molding Compound
l Void-free Plastic in a DO-41 package
l 1.0 ampere operation at TA=55 ¢J with no thermal runaway
www.DataSlheet4UF.acosmt switching for high efficiency
l Exceeds environmental standards of MIL-S-19500/228
DO-41
MECHANICAL DATA
Case: Molded plastic, DO-41
Terminals: Axial leads, solderable per MIL-STD-202,
Method 208
Polarity: Band denotes cathode
Mounting Position: Any
Weight: 0.012 ounce, 0.3 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ¢J ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Current .375"(9.5mm) lead length at TA=55 ¢J
Peak Forward Surge Current 8.3ms single half sine
wave superimposed on rated load(JECEC method)
Maximum Forward Voltage at 1.0A
Maximum Reverse Current TJ=25 ¢J
at Rated DC Blocking Voltage TJ=100 ¢J
Typical Junction capacitance (Note 1) CJ
Maximum Reverse Recovery Time(Note 2)
Typical Thermal Resistance (Note 3) R £KJA
Storage and Operating Temperature Range
NOTES:
1N4933
50
35
50
1N4934
100
70
100
1N4935
200
140
200
1.0
1N4936
400
280
400
30
1.2
5.0
500
12
200
41
-55 to +150
1N4937
600
420
600
1. Measured at 1 MHz and applied reverse voltage of 4.0 VDC
2. Reverse Recovery Test Conditions: IF=.5A, IR=1A, Irr=.25A
3. Thermal resistance from junction to ambient and from junction to lead at 0.375"(9.5mm) lead length P.C.B.
mounted
UNITS
V
V
V
A
A
V
£g A
£g A
PF
ns
¢J /W
¢J




Pan Jit International

IN4937 Datasheet Preview

IN4937 Datasheet

(IN4933 - IN4937) FAST SWITCHING PLASTIC RECTIFIER

No Preview Available !

RATING AND CHARACTERISTIC CURVES
1N4933 THRU 1N4937
+0.5A
0
-0.25
trr
www.DataSheet4U.com
NOTE:1.Rise Time = 7ns max.
Input Impedance = 1 megohm. 22pF
2.Rise Time = 10ns max.
Source Impedance = 50 Ohms
-1.0
SET TIME
BASE FOR
50 ns/cm
1cm
Fig. 1-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
10
1
TJ = 25 ¢J
0.1
PULSE
WIDTH = 300 £gs
1% DUTY CYCLE
0.01
0.2 0.4 0.6 0.8 1.0 1.2 1.4
1.6
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
Fig. 2-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
1.6
1.4 MAXIMUM AVERAGE CURRENT RATING
1.2 SINGLE PHASE, HALF WAVE 60Hz
1.0 RESISTIVE OR INDUCTIVE
.8 LOAD .375"(9.5mm) LEAD LENGTHS
.6
.4
.2
0
0 20 40 60 80
120 140 160 180
100
AMBIENT TEMPERATURE, ¢J
Fig. 3-FORWARD CURRENT DERATING CURVE
100
TJ = 25 ¢J
10
1
1 4 10
100
REVERSE VOLTAGE, Vdc
Fig. 4-TYPICAL JUNCTION CAPACITANCE
30
24
18
12
6
12
4 6 8 10 20 40 60 80 100
NUMBER OF CYCLES AT 60Hz
Fig. 5-PEAK FORWARD SURGE CURRENT


Part Number IN4937
Description (IN4933 - IN4937) FAST SWITCHING PLASTIC RECTIFIER
Maker Pan Jit International
Total Page 2 Pages
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