1N4942GP THRU 1N4948GP GLASS PASSIVATED JUNCTION FAST SWITCHING PLASTIC RECTIFIER * Reverse Voltage - 200 to 1000 Volts FEATURES ♦ Plastic package has Underwriters Laboratory Flammability Classification 94V-0 ♦ High temperature metallurgically bonded construction ♦ For use in high frequency rectifier circuits ♦ Fast switching for high efficiency ♦ Glass passivated cavity-free junction ♦ Capable of meeting environmental standards of MIL-S-19500 ♦ 1.0 Ampere operation at TA=55°C with no thermal runaway ♦ High temperature soldering guaranteed: 350°C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension N T E D DO-204AL E P A T Forward Current - 1.0 Ampere 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. 0.205 (5.2) 0.160 (4.1) 1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA. NOTE: Lead diameter is 0.026 (0.66) for suffix "E" part numbers 0.023 (0.58) MECHANICAL DATA Dimensions in inches and (millimeters) *Glass-plastic encapsulation technique is covered by Patent No. 3,996,602 and brazed-lead assembly by Patent No,3,930,306 Case: JEDEC DO-204AL molded plastic over glass body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.012 ounce, 0.3 gram ® MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS 1N 4942GP 1N 4944GP 1N 4946GP 1N 4947GP 1N 4948GP * Maximum repetitive 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 * Maximum average forward rectified current 0.375" (9.5mm) lead length at TA=55°C I(AV) 1.0 Amp * Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 25.0 Amps VF 1.3 Volts IR 1.0 200.0 µA * Maximum instantaneous forward voltage at 1.0A * Maximum DC reverse current at rated DC blocking voltage TA= 25°C TA=150°C * Maximum reverse recovery time (NOTE 1) Typical junction capacitance (NOTE 2) Typical thermal resistance (NOTE 3) * Operating junction and storage temperature range trr 250 500 ns CJ 15.0 pF RΘJA 55.0 °C/W TJ, TSTG -65 to +175 °C NOTES: (1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A (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 4/98 150 UNITS RATINGS AND CHARACTERISTIC CURVES 1N4942GP THRU 1N4948GP FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1.0 30 RESISTIVE OR INDUCTIVE LOAD 0.75 0.5 0.25 0.375" (9.5mm) LEAD LENGTH 0 25 50 75 100 125 150 TJ=TJ max. 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES FIG. 1 - FORWARD CURRENT DERATING CURVE 175 25 20 15 10 5.0 1 AMBIENT TEMPERATURE, °C 10 100 NUMBER OF CYCLES AT 60 HZ FIG. 4 - TYPICAL REVERSE CHARACTERISTICS FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 TJ=125°C INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT, AMPERES 10 1 TJ=25°C PULSE WIDTH = 300µs 1% DUTY CYCLE 0.1 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1 TJ=75°C 0.1 TJ=25°C INSTANTANEOUS FORWARD VOLTAGE, VOLTS 0.01 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE JUNCTION CAPACITANCE, pF TJ=25°C f=1.0 MHZ Vsig=50mVp-p 10 1 1 10 REVERSE VOLTAGE, VOLTS 100 TRANSIENT THERMAL IMPEDANCE (°C/W) FIG. 5 - TYPICAL JUNCTION CAPACITANCE 30 100 10 1 0.1 0.01 0.1 1 10 t, PULSE DURATION, sec 100