CEFA202

SMD Efficient Fast Recovery Rectifier COMCHIP w ww.comchip.com.tw C EFA201 Thru CEFA203 R everse Voltage: 50 - 400 Volts Forward Current: 2.0 Amp Features DO-214AC (SMA) I deal for surface mount applications Easy pick and place Plastic package has Underwriters Lab. flammability classification 94V-0 Super fast recovery time for high efficient Built-in strain relief Low forward voltage drop 0.067(1.70) 0.051(1.29) 0.180(4.57) 0.160(4.06) 0.110(2.79) 0.086(2.18) 0.012(0.31) 0.006(0.15) Mechanical Data C ase: JEDEC DO-214AC molded plastic Terminals: solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting position: Any Approx. Weight:0.063 gram 0.091(2.31) 0.067(1.70) 0.059(1.50) 0.035(0.89) 0.008(0.20) 0.004(0.10) 0.209(5.31) 0.185(4.70) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characterics P arameter Max. Repetitive Peak Reverse Voltage Max. DC Blocking Voltage Max. RMS Voltage Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) Max. Average Forward Current Max. Instantaneous Forward Current at 1.0 A Reverse recovery time Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C Ta=100 C Max. Thermal Resistance (Note 1) Operating Junction Temperature Storage Temperature Symbol V RRM V DC V RMS I FSM C EFA 201 50 50 35 CEFA 202 100 100 70 CEFA 203 200 200 140 Unit V V V A 50 Io VF Trr IR R 2.0 0.92 25 A V nS uA 5 .0 250 20 -55 to +150 -55 to +150 JL C /W C C Tj T STG N ote 1: Thermal resistance from junction to lead P.C.B. Mounted on 8.0x8.0 mm copper pad areas. M DS0301003A Page 1 SMD Efficient Fast Recovery Rectifier COMCHIP w ww.comchip.com.tw Rating and Characteristic Curves (CEFA201 Thru CEFA203) Fig. 1 - Reverse Characteristics 1 00 10 F ig.2 - Forward Characteristics R everse Current ( uA ) 10 Forward current ( A ) Tj=125 C 1.0 1.0 Tj=75 C 0.1 0.1 Tj=25 C 0. 01 0 0.01 Tj=25 C Pulse width 300uS 4% duty cycle 0.001 20 40 60 80 100 120 140 0 0 .2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 Forward Voltage (V) P ercent of Rated Peak Reverse Voltage (%) Fig. 3 - Current Derating Curve 2.8 Fig. 4 - Non Repetitive Forward Surge Current P eak Surge Forward Current ( A ) 50 8.3mS Single Half Sine Wave JEDEC methode A verage Forward Current ( A ) 2.4 2.0 1.6 1.2 0.8 0.4 40 30 Tj=25 C 20 Single Phase Half Wave 60Hz 10 0 00 25 50 75 100 125 150 175 1 5 10 50 1 00 Ambient Temperature ( C) N umber of Cycles at 60Hz F ig. 5 - Test Circuit Di agram and Reverse Recovery Time Characteristics trr 50W NONINDUCTIVE 10W NONINDUCTIVE +0.5A (+) 25Vdc (approx.) () 1W NONINDUCTIVE OSCILLISCOPE (NOTE 1) D.U.T. () PULSE GENERATOR (NOTE 2) (+) 0 -0.25A | | | | | | | | -1.0A NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. 1cm SET TIME BASE FOR 50 / 10ns / cm MDS0301003A Page 2