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| SMD Efficient Fast Recovery Rectifier COMCHIP www.comchip.com.tw CEFA201 Thru CEFA203 Reverse Voltage: 50 - 400 Volts Forward Current: 2.0 Amp Features DO-214AC (SMA) Ideal 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 Case: 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 Parameter 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 VRRM VDC VRMS IFSM CEFA 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 TSTG Note 1: Thermal resistance from junction to lead P.C.B. Mounted on 8.0x8.0 mm copper pad areas. MDS0301003A Page 1 SMD Efficient Fast Recovery Rectifier COMCHIP www.comchip.com.tw Rating and Characteristic Curves (CEFA201 Thru CEFA203) Fig. 1 - Reverse Characteristics 100 10 Fig.2 - Forward Characteristics Reverse 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) Percent of Rated Peak Reverse Voltage (%) Fig. 3 - Current Derating Curve 2.8 Fig. 4 - Non Repetitive Forward Surge Current Peak Surge Forward Current ( A ) 50 8.3mS Single Half Sine Wave JEDEC methode Average 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) Number of Cycles at 60Hz Fig. 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 |
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