Schottky PowerMod CPT20035 - CPT20050 A R Dim. Inches G B Q N Baseplate A=Common Anode W Baseplate Common Cathode F U U C Baseplate D=Doubler H V Microsemi Catalog Number Industry Part Number CPT20035* CPT20040* CPT20045* 201CNQ035 201CNQ040 201CNQ045 MBRP20045CT E Notes: Baseplate: Nickel plated copper Min. A B C E F G H N Q R U V W Working Peak Repetitive Peak Reverse Voltage Reverse Voltage 35V 40V 45V 35V 40V 45V CPT20050* 50V *Add Suffix A for Common Anode, D for Doubler Max. --3.630 0.700 0.800 --0.630 0.120 0.130 0.490 0.510 1.375 BSC 0.010 ------0.275 0.290 3.150 BSC 0.600 --0.312 0.340 0.180 0.195 Millimeters Min. Max. --92.20 17.78 20.32 --16.00 3.30 3.05 12.45 12.95 34.92 BSC --0.25 ----6.99 7.37 80.01 BSC 15.24 --7.92 8.64 4.57 4.95 Notes 1/4-20 Dia. Dia. Schottky Barrier Rectifier Guard Ring Protection Common Cathode Center Tap 200 Amperes/35 to 50 Volts 175°C Junction Temperature Reverse Energy Tested ROHS Compliant 50V Electrical Characteristics Average forward current per pkg Average forward current per leg Maximum surge current per leg Maximum repetitive reverse current per leg Max peak forward voltage per leg Max peak forward voltage per leg Max peak reverse current per leg Max peak reverse current per leg Typical junction capacitance per leg l F(AV) 200 Amps l F(AV) 100 Amps l FSM 2000 Amps I R(OV) 2 Amps V FM 0.80 Volts V FM 0.60 Volts I RM 75mA I RM 4.0mA C J 4600pF T C = 143°C, Square wave, R 0JC = 0.25°C/W TC = 143°C, Square wave, R 0JC = 0.5°C/W 8.3ms, half sine, TJ = 175°C f = 1 KHZ, 25°C, 1 µsec square wave I FM = 200A: TJ = 25°C* I FM = 200A: TJ = 175°C* V RRM,T J = 125°C* V RRM,T J = 25°C V R = 5.0V,T J = 25°C *Pulse test: Pulse width 300µsec, Duty cycle 2% Thermal and Mechanical Characteristics Storage temp range Operation junction temp range Max thermal resistance per leg Max thermal resistance per pkg Typical thermal resistance (greased) Terminal Torque Mounting Base Torque (outside holes) Mounting Base Torque (center hole) center bolt must be torqued first Weight T STG TJ R 0 JC R 0 JC R 0 CS -55°C to 175°C -55°C to 175°C Junction to case 0.5°C/W 0.25°C/W Junction to case 0.08C/W Case to sink 35-50 inch pounds 30-40 inch pounds 8-10 inch pounds 2.8 ounces (75 grams) typical www.microsemi.com January, 2010 - Rev. 4 CPT20035 - CPT20050 Figure 3 Typical Junction Capacitance - Per Leg Figure 1 Typical Forward Characteristics - Per Leg 100,000 800 60,000 600 40,000 Junction Capacitance - pF 1000 400 25 C 200 175 C 100 80 60 20,000 10,000 6000 4000 2000 1000 0.1 1.0 5.0 10 50 100 Figure 4 Maximum Allowable Case Temperature - C Instantaneous Forward Current - Amperes 40 20 10 8.0 6.0 4.0 2.0 1.0 0 0.2 0.4 0.6 0.8 1.0 1.2 Forward Current Derating - Per Leg 175 165 155 145 135 125 115 105 1.4 Instantaneous Forward Voltage - Volts Maximum Power Dissipation - Watts 100 175 C 10 125 C 1.0 .01 75 C 25 C 0 10 20 Reverse Voltage - Volts 30 30 120 60 DC 180 90 120 150 Figure 5 Maximum Forward Power Dissipation - Per Leg 1000 0.1 90 60 0 Average Forward Current - Amperes Figure 2 Typical Reverse Characteristics - Per Leg Typical Reverse Current - mA 0.5 Reverse Voltage - Volts 40 50 105 90 DC 75 180 60 120 45 90 30 60 15 0 0 30 60 90 120 150 Average Forward Current - Amperes www.microsemi.com January, 2010 - Rev. 4