FST8035_10 MICROSEMI | Alldatasheet
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Technical content
FM 0.68 Volts FM 0.49 Volts RM 2 mA J 1900 pF RM 50 mA *Add the Suffix A for Common Anode, D for Doubler Schottky MiniMod Thermal and Mechanical Characteristics
Electrical Characteristics
F(AV) 80 Amps F(AV) 40 Amps FSM 800 Amps R(OV) 2 Amps *Pulse test: Pulse width 300µsec, Duty cycle 2% FST8035 - FST8050 Max thermal resistance per leg 0JC Typical thermal resistance (greased) Mounting Base Torque Max thermal resistance per pkg Weight 0JC 0CSR R Average forward current per pkg Average forward current per leg Maximum surge current per leg Max repetitive peak 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 Operating junction temp range Storage temp range STG TJ R T C I V V I I I I I N 2-PLCS FST8050* FST8045* FST8040* FST8035* Catalog Number Microsemi C 3 PINS eq sp at .200 K M Voltage Peak Reverse Working 45V 50V 35V 40V H G J L P 1 2 A F E C = 145°C, Square wave, 0JC = 1.0°C/W C = 145°C, Square wave, 0JC = 0.5°C/W 1.0°C/W Junction to case 0.3 ounce (8.4 grams) typical 10 inch pounds maximum Case to sink0.3°C/W 0.5°C/W FM = 40A: J = 175°C* 8.3 ms, half sine, J = 175°C f = 1 KHZ, 25°C, 1µsec square wave FM = 40A: J = 25°C* RRM, J = 125°C* RRM, J = 25°C R = 5.0V, C = 25°CT Junction to case -55°C to 175°C -55°C to 175°C V V T I V I T T T T T T R R Dia. Notes C 0.69 0.94.027 .037 .370 1.510 .715 .098 .260 .135 .480 .085 .161 .025 Repetitive Peak Reverse Voltage 45V 50V 35V 40V M P N L K G H J F E .065 .151 .015 .115 .460 .695 .088 .240 .350 1.490 1.65 3.84 0.38 2.92 11.68 17.65 2.24 6.10 8.89 37.85 12.19 2.16 4.09 0.64 3.43 38.35 18.16 2.49 6.60 9.40 Maximum 1.195 Dim. Inches A Minimum 1.180 Millimeter Minimum 29.97 Maximum 30.35 D=Doubler A=Common Anode Common Cathode 1 2 1 2 1 2 Note: Baseplate Common with Pin 2 Part Number 81CNQ045, A 81CNQ040, A 81CNQ035, A Industry Guard Ring Protection RRM 2X40 Amperes avg. Schottky Barrier Rectifier Reverse Energy Tested V - 35 to 50 Volts 175°C Junction Temperature January, 2010 - Rev. 4www.microsemi.com
Instantaneous Forward Current - AmperesTypical Reverse Current - mAmperes Reverse Voltage - Volts 75 C 25 C.01 0.1 10 20 4030 50 Typical Reverse Characteristics - Per Leg Instantaneous Forward Voltage - Volts 100
125 C10
1.0 175 C 1000 Figure 2 1.0 0.2 2.0 4.0 600 25 C 150 C 6.0 8.0 200 100 400 Typical Forward Characteristics - Per Leg Figure 1 800 1000 Maximum Allowable Case Temperature - C Maximum Power Dissipation - Watts Average Forward Current - Amperes 5.0 105.0 15 3520 25 30 40 45 Maximum Forward Power Dissipation - Per Leg Average Forward Current - Amperes Figure 5 120 110 130 150 140 100.5 15 120 180 DC 120 3520 25 60 90 180 40 45 DC 100 Reverse Voltage - Volts Forward Current Derating - Per Leg 160 180 170 Figure 4 0.1 0.5 1.0 Junction Capacitance - pF 600 200 100 400 1000 2000 4000 105.0 50 Typical Junction Capacitance - Per Leg 6000 10000 Figure 3 January, 2010 - Rev. 4www.microsemi.com