SMD Ultra Fast Recovery Rectifier COMCHIP www.comchip.com.tw CURA151 Thru CURA157 Reverse Voltage: 50 - 1000 Volts Forward Current: 1.5 Amp Features DO-214AC (SMA) Ideal for surface mount applications Easy pick and place Plastic package has Underwriters Lab. flammability classification 94V-0 Fast recovery time: 50 - 75 nS Low leakage current 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 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 Symbol CURA 151 CURA 152 CURA 153 CURA 154 CURA 155 CURA 156 Max. Repetitive Peak Reverse Voltage V RRM 50 100 200 400 600 800 1000 V Max. DC Blocking Voltage V DC 50 100 200 400 600 800 1000 V V RMS 35 70 140 280 420 560 700 V Parameter Max. RMS Voltage Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) CURA 157 Unit I FSM 50 A Max. Average Forward Current Io 1.5 A Max. Instantaneous Forward Current at 1.5 A VF Reverse recovery time Trr Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C Ta=100 C IR 1.3 1.0 50 75 V nS 5.0 100 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 1.7 C Note 1: Thermal resistance from junction to lead, 8.0x8.0mm square (0.13 mm thick) land areas. MDS0210013B Page 1 SMD Ultra Fast Recovery Rectifier COMCHIP www.comchip.com.tw Rating and Characteristic Curves (CURA151 Thru CURA157) Fig.2 - Forward Characteristics Fig. 1 - Reverse Characteristics 10 Tj=25 C Pulse width 300uS 4% duty cycle Tj=125 C Forward current ( A ) Reverse Current ( uA ) 1000 100 10 Tj=25 C 1.0 1.0 CURA151-153 0.1 CURA154 0. 01 CURA155-157 0.1 0 20 40 60 80 100 120 0.001 140 0 0.2 0.4 Fig. 3 - Junction Capacitance 1.0 1.2 1.4 Fig. 4 - Non Repetitive Forward Surge Current 50 Peak Surge Forward Current ( A ) 175 Junction Capacitance (pF) 0.8 Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Tj=25 C f=1.0MHz Vsig=50mV p-p 150 0.6 125 100 75 50 8.3mS Single Half Sine Wave JEDEC methode 40 30 20 10 25 Tj=25 C 0 0 0.1 1.0 10 100 1000 1 Reverse Voltage (V) 5 10 50 1 00 Number of Cycles at 60Hz Fig. 5 - Test Circuit Diagram and Reverse Recovery Time Characteristics Fig. 6 - Current Derating Curve 2.1 trr 10W NONINDUCTIVE | | | | | | | | +0.5A ( ) (+) 25Vdc (approx.) D.U.T. PULSE GENERATOR (NOTE 2) ( ) 1W NONINDUCTIVE Average Forward Current ( A ) 50W NONINDUCTIVE 0 -0.25A (+) OSCILLISCOPE (NOTE 1) NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. -1.0A 1.8 1.5 1.2 0.9 0.6 Single Phase Half Wave 60Hz 0.3 00 25 50 75 100 125 150 175 1cm SET TIME BASE FOR Ambient Temperature ( C) 50 / 10ns / cm MDS0210013B Page 2