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| FAST RECOVERY GLASS PASSIVATED RECTIFIER 1N4942G THRU 1N4948G FEATURES * * * * * VOLTAGE RANGE CURRENT 200 to 1000 Volts 1.0 Ampere DO-41 Fast switching for high efficiency Glass passivated chip junction High current surge capability Low leakage High temperature soldering guaranteed 260/10 seconds,0.375"(9.5mm)lead length at 5 lbs (2.3kg) tension MECHANICAL DATA * * * * * * Case: Transfer molded plastic Epoxy: UL94V-0 rate flame retardant Polarity: Color band denotes cathode end Lead: Plated axial lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weight: 0.012ounce, 0.33 gram Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS 1N4942G 1N4944G Maximum Repetitive Peak Reverse Voltage VRRM 200 400 Maximum RMS Voltage VRMS 140 280 Maximum DC Blocking Voltage VDC 200 400 Maximum Average Forward Rectified Current 0.375(9.5mm) lead length at T A =55 Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 1.0A Maximum DC Reverse Current at rated TA = 25 DC Blocking Voltage TA = 125 Maximum Reverse Recovery Time(NOTE 3) Typical Junction Capacitance (NOTE 1) Typical Thermal Resistance (NOTE 2) Operating Temperature Range Storage Temperature Range * * * 1N4946G 600 420 600 1.0 30 1.3 5.0 200 250 15 50 (-55 to +150) (-55 to +150) 1N4947G 800 560 800 1N4948G 1000 700 1000 UNIT Volts Volts Volts Amp Amps Volts A I(AV) IFSM VF IR trr CJ RJA TJ TSTG 150 500 nS pF /W Notes: 1. Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts. 2. Thermal Resistance from Junction to Ambient at.375(9.5mm) lead length, P.C board mounted. 3. Test conditions: IF=0.5A, IR=1.0A, IRR=0.25A. E-mail: sales@cnmic.com Web Site: www.cnmic.com FAST RECOVERY GLASS PASSIVATED RECTIFIER 1N4942G THRU 1N4948G VOLTAGE RANGE CURRENT 200 to 1000 Volts 1.0 Ampere RATING AND CHRACTERISTIC CURVES 1N4942G THRU 1N4948G FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, 1.2 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375(9.5mm) Lead Length FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE 1.0 30 CURRENT, (A) 8.3ms Single Half Sine-Wave (JEDEC Method) T= Tjmax 20 0.8 (A) 0.6 0.4 10 0.2 1 Cycle 0 0 25 50 55 75 100 125 150 175 0 1 2 4 6 8 10 20 40 60 100 AMBIENT TEMPERATURE, ( C) NUMBER OF CYCLES AT 60 Hz FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, INSTANTANEOUS REVERSE CURRENT, (A) 10 FIG.4-TYPICAL REVERSE CHARACTERISTICS 20 10 TJ =125 C 1.0 (A) 1.0 0.1 TJ=75 C TJ =25 C Pulse Width=300us 1% Duty Cycle 0.01 0.4 0.1 TJ=25 C 0.6 0.8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE,(V) 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK FIG.5-TYPICAL JUNCTION CAPACITANCE 100 REVERSE VOLTAGE,(%) JUNCTION CAPACITANCE,(pF) F1G.6-TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC Trr 50 10 NONINDUCTIVE NONINDUCTIVE (-) 10 (+) 25 Vdc (approx.) (-) T J =25 C f=1MHz Vsig=50mVp-p D.U.T. PULSE GENERATIOR (NOTE 2) (+) OSCILLOSCOPE (NOTE 1) +0.5A 0 -0.25A 1 NON INDUCTIVE -1.0A 1cm 1 0.1 1.0 10 100 REVERSE VOLTAGE,(V) NOTES : 1.Rise Time=7ns mas. Input Impedance= 1 magohm. 22pF 2.Rise time=10ns max. Source Impedance= 50 ohms SET TIME BASE FOR 50/100ns/cm E-mail: sales@cnmic.com Web Site: www.cnmic.com |
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