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) 0.110(2.79) 0.086(2.18) 0.180(4.57) 0.160(4.06) 0.012(0.31) 0.006(0.15) Mechanical Data 0.091(2.31) 0.067(1.70) 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 0.059(1.50) 0.035(0.89) 0.209(5.31) 0.185(4.70) 0.008(0.20) 0.004(0.10) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characterics Parameter Symbol CEFA 201 CEFA 202 CEFA 203 Unit Max. Repetitive Peak Reverse Voltage V RRM 50 100 200 V Max. DC Blocking Voltage V DC 50 100 200 V V RMS 35 70 140 V Max. RMS Voltage Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) I FSM 50 A A Max. Average Forward Current Io 2.0 Max. Instantaneous Forward Current at 1.0 A VF 0.92 Reverse recovery time Trr 25 Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C Ta=100 C IR 5.0 250 uA 20 C/W C Max. Thermal Resistance (Note 1) R Operating Junction Temperature Tj -55 to +150 Storage Temperature T STG -55 to +150 JL V nS C 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.2 - Forward Characteristics Fig. 1 - Reverse Characteristics 10 10 Tj=125 C 1.0 Tj=75 C Forward current ( A ) Reverse Current ( uA ) 100 1.0 0.1 0.01 0.1 Tj=25 C Pulse width 300uS 4% duty cycle Tj=25 C 0. 01 0 0.001 20 40 60 80 100 120 140 0 0.2 0.4 Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig. 3 - Current Derating Curve Fig. 4 - Non Repetitive Forward Surge Current Peak Surge Forward Current ( A ) Average Forward Current ( A ) 2.8 2.4 2.0 1.6 1.2 0.8 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 Single Phase Half Wave 60Hz 50 8.3mS Single Half Sine Wave JEDEC methode 40 30 Tj=25 C 20 10 0.4 0 00 25 50 75 100 125 150 175 1 Ambient Temperature ( C) 5 10 50 1 00 Number of Cycles at 60Hz Fig. 5 - Test Circuit Diagram and Reverse Recovery Time Characteristics trr 50W NONINDUCTIVE 10W NONINDUCTIVE ( ) (+) 25Vdc (approx.) D.U.T. PULSE GENERATOR (NOTE 2) ( ) 1W NONINDUCTIVE | | | | | | | | +0.5A 0 -0.25A (+) OSCILLISCOPE (NOTE 1) -1.0A NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 1cm SET TIME BASE FOR 2. Rise Time= 10ns max., Source Impedance= 50 ohms. 50 / 10ns / cm MDS0301003A Page 2