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| 1N4942 THRU 1N4948 FAST SWITCHING PLASTIC RECTIFIER Reverse Voltage - 200 to 1000 Volts Forward Current - 1.0 Ampere Features High temperature metallurgically bonded construction Hermetically sealed package 1.0 ampere operation at TA=55 with no thermal runaway Typical IR less than 0.1 A Capable of meeting environmental standards of MIL-S-19500 Fast switching for high efficiency High temperature soldering guaranteed: 350 /10 seconds, 0.375 (9.5mm) lead length, 5 lbs. (2.3Kg) tension Mechanical Data Case: DO-41 solid plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode Weight: 0.012 ounce, 0.33 gram DIM ENSIONS DIM A B C D inches Min. 0.165 0.079 0.028 1.000 Max. 0.205 0.106 0.034 Min. 4.2 2.0 0.71 25.40 mm Max. 5.2 2.7 0.86 Note Maximum Ratings and Electrical Characteristics Ratings at 25 ambient temperature unless otherwise specified. Symbols 1N4942 1N4944 1N4946 1N4947 1N4948 Units Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 0.375" (9.5mm) lead length at TA=55 Peak forward surge current 8.3mS single half sine-wave superimposed on rated load (MIL-STD-750D 4066 method) Maximum instantaneous forward voltage at: 1.0A at: 2.0A, TA=40 Maximum DC reverse current at rated DC blocking voltage TA=25 TA=175 VRRM VRMS VDC I(AV) IFSM VF IR Trr CJ R JA 200 140 200 400 280 400 600 420 600 1.0 25.0 1.3 2.5 1.0 500.0 800 560 800 1000 700 1000 Volts Volts Volts Amp Amps Volts A Maximum reverse recovery time (Note 1) Typical junction capacitance (Note 2) Typical thermal resistance (Note 3) Operating junction and storage temperature range 150 15.0 55.0 250 500 nS F /W TJ, TSTG -65 to +175 Notes: (1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A (2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts (3) Thermal resistance from junction to ambient at 0.375 (9.5mm) lead length, P.C.B. mounted 1 RATINGS AND CHARACTERISTIC CURVES 2 |
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