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1N4946 Scheda tecnica(PDF) 1 Page - GOOD-ARK Electronics |
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1N4946 Scheda tecnica(HTML) 1 Page - GOOD-ARK Electronics |
1 / 2 page Notes: (1) Reverse recovery test conditions: I F=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 Symbols 1N4942 1N4944 1N4946 1N4947 1N4948 Units Maximum repetitive peak reverse voltage V RRM 200 400 600 800 1000 Volts Maximum RMS voltage V RMS 140 280 420 560 700 Volts Maximum DC blocking voltage V DC 200 400 600 800 1000 Volts Maximum average forward rectified current 0.375" (9.5mm) lead length at T A=55 I (AV) 1.0 Amp Peak forward surge current 8.3mS single half sine-wave superimposed on rated load (MIL-STD-750D 4066 method) I FSM 25.0 Amps Maximum instantaneous forward voltage at: 1.0A at: 2.0A, T A=40 V F 1.3 2.5 Volts Maximum DC reverse current T A=25 at rated DC blocking voltage T A=175 I R 1.0 500.0 A Maximum reverse recovery time (Note 1) T rr 150 250 500 nS Typical junction capacitance (Note 2) C J 15.0 F Typical thermal resistance (Note 3) R JA 55.0 /W Operating junction and storage temperature range T J, TSTG -65 to +175 Features 1N4942 THRU 1N4948 FAST SWITCHING PLASTIC RECTIFIER Reverse Voltage - 200 to 1000 Volts Forward Current - 1.0 Ampere High temperature metallurgically bonded construction Hermetically sealed package 1.0 ampere operation at T A=55 with no thermal runaway Typical I R 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 Maximum Ratings and Electrical Characteristics 1 Ratings at 25 ambient temperature unless otherwise specified. 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 DIMENSIONS DIM inches mm Note Min. Max. Min. Max. A 0.165 0.205 4.2 5.2 B 0.079 0.106 2.0 2.7 C 0.028 0.034 0.71 0.86 D 1.000 - 25.40 - |
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