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1N4946 Datenblatt(PDF) 1 Page - General Semiconductor |
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1N4946 Datenblatt(HTML) 1 Page - General Semiconductor |
1 / 2 page 1N4942 THRU 1N4948 GLASS PASSIVATED JUNCTION FAST SWITCHING RECTIFIER Reverse Voltage - 200 to 1000 Volts Forward Current - 1. 0 Ampere FEATURES ♦ High temperature metallurgically bonded construction ♦ Hermetically sealed package ♦ Glass passivated cavity-free junction ♦ 1.0 Ampere operation at TA=55 °C with no thermal runaway ♦ Typical IR less than 0.1µA ♦ Capable of meeting environmental standards of MIL-S-19500 ♦ Fast switching for high efficiency ♦ High temperature soldering guaranteed: 350 °C/10 seconds, 0.375” (9.5mm) lead length, 5 lbs. (2.3kg) tension MECHANICAL DATA Case: JEDEC DO-204AP solid glass body Terminals: Solder plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Weight: 0.02 ounce, 0.56 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified. SYMBOLS 1N4942 1N4944 1N4946 1N4947 1N4948 UNITS * Maximum recurrent peak reverse voltage VRRM 200 400 600 800 1000 Volts Maximum RMS voltage VRMS 140 280 420 560 700 Volts * Maximum DC blocking voltage VDC 200 400 600 800 1000 Volts * Minimum reverse breakdown voltage at 50 µAV(BR) 220 440 660 880 1100 Volts * Maximum average forward rectified current 0.375” (9.5mm) lead length at TA=55 °C l(AV) 1.0 Amp * Peak forward surge current 8.3ms single halt sine-wave superimposed IFSM 25.0 Amps on rated load (JEDEC Method) * Maximum instantaneous forward voltage at: 1.0A 1.3 at 2.0A, TA=-40 °C VF 2.5 Volts * Maximum DC reverse current TA=25 °C 1.0 at Rated DC blocking voltage TA=175 °C IR 500.0 µA * Maximum reverse recovery time (NOTE 1) trr 150 250 500 ns Typical junction capacitance (NOTE 2) CJ 15.0 pF Typical thermal resistance (NOTE 3) R ΘJA 55.0 °C/W * Operating junction and storage temperature range TJ, TSTG -65 to +175 °C NOTES: (1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=25A (2) Measured at 1.0 MHz 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 *JEDEC registered values 4/98 DO-204AP 0.034 (0.86) 0.028 (0.71) DIA. 0.150 (3.8) 0.100 (2.5) DIA. 1.0 (25.4) MIN. 0.240 (6.1) MAX. 1.0 (25.4) MIN. Dimensions in inches and (millimeters) *Brazed-lead assembly is covered by Patent No. 3,930,306 P A TENTED* |
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