1N4947 [TRSYS]
FAST SWITCHING PLASTIC RECTIFIER; 快速开关塑封整流
| 型号： | 1N4947 |
| 厂家： | 
TRANSYS Electronics Limited |
| 描述： | FAST SWITCHING PLASTIC RECTIFIER |
| 文件： | 总3页 (文件大小：165K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1N4942 THRU 1N4948
FAST SWITCHING PLASTIC RECTIFIER
VOLTAGE - 200 to 1000 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%.
1N4942
1N4944
400
280
1N4946
600
420
600
1.0
1N4947
800
560
1N4948
1000
700
UNITS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
200
140
200
V
V
V
A
400
800
1000
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
1.3
5.0
500
V
A
A
Typical Junction capacitance (Note 1)
12
250
41
PF
ns
/W
Maximum Reverse Recovery Time(Note 2)
Typical Thermal Resistance (Note 3) R JA
Operating and Storage Temperature Range
150
150
250
250
-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
1N4942 THRU 1N4948
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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