IN4937 [TRSYS]
FAST SWITCHING PLASTIC RECTIFIER; 快速开关塑封整流
| 型号： | IN4937 |
| 厂家： | 
TRANSYS Electronics Limited |
| 描述： | FAST SWITCHING PLASTIC RECTIFIER |
| 文件： | 总3页 (文件大小：138K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1N4933 THRU 1N4937
FAST SWITCHING PLASTIC RECTIFIER
VOLTAGE - 50 to 600 Volts CURRENT - 1.0 Ampere
DO-41
FEATURES
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High surge current capability
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O Utilizing
Flame Retardant Epoxy Molding Compound
Void-free Plastic in a DO-41 package
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1.0 ampere operation at TA=55 with no thermal runaway
Fast switching for high efficiency
Exceeds environmental standards of MIL-S-19500/228
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 ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
1N4933
1N4934
100
70
100
1N4935
200
140
200
1.0
1N4936
400
280
1N4937
600
420
UNITS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
50
35
50
V
V
V
A
400
600
Maximum Average Forward Rectified Current
.375"(9.5mm) lead length at TA=55
Peak Forward Surge Current 8.3ms single half
sine
30
A
wave superimposed on rated load(JECEC method)
Maximum Forward Voltage at 1.0A
Maximum Reverse Current TJ=25
at Rated DC Blocking Voltage TJ=100
1.2
5.0
500
V
A
A
Typical Junction capacitance (Note 1) CJ
Maximum Reverse Recovery Time(Note 2)
Typical Thermal Resistance (Note 3) R JA
Storage and Operating Temperature Range
12
200
41
PF
ns
/W
-55 to +150
NOTES:
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
RATING AND CHARACTERISTIC CURVES
1N4933 THRU 1N4937
Fig. 1-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
Fig. 2-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
Fig. 3-FORWARD CURRENT DERATING CURVE
Fig. 4-TYPICAL JUNCTION CAPACITANCE
Fig. 5-PEAK FORWARD SURGE CURRENT
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