1N4935

1N4933 THRU 1N4937 FAST SWITCHING PLASTIC RECTIFIER Reverse Voltage - 50 to 600 Volts DO-204AL Forward Current - 1.0 Ampere FEATURES ♦ Plastic package has Underwriters Laboratory Flammability Classification 94V-0 ♦ Fast switching for high efficiency ♦ Construction utilizes void-free molded plastic technique ♦ 1.0 Ampere operation at TA=75°C with no thermal runaway ♦ High temperature soldering guaranteed: 250°C/10 seconds, 0.375” (9.5mm) lead length, 5 lbs. (2.3kg) tension 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. 0.205 (5.2) 0.160 (4.1) MECHANICAL DATA 1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA. Dimensions in inches and (millimeters) Case: JEDEC DO-204AL molded plastic 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, 0.34 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS 1N4933 1N4934 1N4935 1N4936 1N4937 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=75°C *Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) at TA=75°C *Maximum instantaneous forward voltage at 1.0A *Maximum DC reverse current at rated DC blocking voltage TA=25°C TA=100°C VRRM VRMS VDC I(AV) 50 35 50 100 70 100 200 145 200 1.0 400 280 400 600 420 600 Volts Volts Volts Amp IFSM VF IR trr IRM CJ RΘJA RΘJL TJ, TSTG 30.0 1.2 5.0 100.0 200.0 2.0 12.0 55.0 25.0 -50 to +150 Amps Volts µA ns Amps pF °C/W °C *Maximum reverse recovery time (NOTE 1) TJ=25°C *Maximum reverse recovery current (NOTE 1) Typical junction capacitance (NOTE 2) Typical thermal resistance (NOTE 3) *Operating junction and storage temperature range NOTES: (1) Reverse recovery test conditions: IF=1.0A, VR=30V, di/dt=50A/µs, and Irr=10% IRM for measurement of trr (2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts (3) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5mm) lead length, P.C.B. mounted *JEDEC registered values 4/98 RATINGS AND CHARACTERISTIC CURVES 1N4933 THRU 1N4937 FIG.1 - FORWARD CURRENT DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 1.0 0.8 PEAK FORWARD SURGE CURRENT, AMPERES I(pk) I(AV) FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT =π 30 TA=75°C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 0.375” (9.5mm) LEAD LENGTH 0.6 CAPACITIVE LOADS I(pk) 5.0 I(AV) = 10 20 20 1.0 CYCLE 0.4 10 0.2 0 0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE, °C 1 10 NUMBER OF CYCLES AT 60 HZ 100 FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 INSTANTANEOUS FORWARD CURRENT AMPERES INSTANTANEOUS REVERSE CURRENT, MICROAMPERES FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 100 10 TJ=100°C TJ=25°C PULSE WIDTH=300µs 1% DUTY CYCLE 1 1 0.1 TJ=25°C 0.1 0.01 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE FIG. 5 - TYPICAL JUNCTION CAPACITANCE 100 TRANSIENT THERMAL IMPEDANCE, °C/W 100 JUNCTION CAPACITANCE, pF TJ=25°C f=1.0 MHz Vsig=50mVp-p 10 10 1 1 0.1 1 10 100 0.1 0.01 0.1 1 t, PULSE DURATION, sec. 10 100 REVERSE VOLTAGE, VOLTS