FST80SM1 MICROSEMI | Alldatasheet
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Technical content
Electrical Characteristics
Thermal and Mechanical Characteristics .015 .025 0.38 0.64 .085.065 2.161.65 .260.240 6.606.10 .098.088 2.492.24 .370.350 9.408.89 .110 .120 .100 2.54 2.79 3.04 D Millimeter NotesMaximumMinimumMaximumMinimum 29.97 30.351.180 1.195 E F G H J K L Dim. Inches 26.12 26.421.020 1.040 .695 .715 17.65 18.16 Schottky Power Surface Mount .110 2.79 FST80SM1-SM6 Series 35V 40V 45V 45V 40V 35V M 1.490 1.510 37.85 38.35 N .695 .715 17.65 18.16 .027 .037 0.69 0.94 Microsemi Catalog Catalog Number Working Peak Reverse Voltage Repetitive Peak Reverse Voltage 321 M 3 PINS eq sp at .200 G C H J N E 321 L 321 F SM1 & SM2 SM3 & SM4 SM5 & SM6 B D B C .151 .161 3.84 4.09 FOR SM2, SM4, & SM6 Dia.TYP. PIN CONFIGURATION D B TYP. PIN CONFIGURATION FOR SM1, SM3, & SM5 K T T J STG Typical thermal resistance (greased) Max thermal resistance per pkg. Max thermal resistance per leg Operating junction temp range Storage temp range ROJC 1.0°C/W 0.5°C/W 0.3 ounce (8.4 grams) typicalWeight Mounting Base Torque -55°C to 175°C -55°C to 175°C Case to sink *Pulse test: Pulse width 300µsec, Duty cycle 2% 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 Typical junction capacitance per leg F(AV) 80 Amps F(AV) 40 Amps FSM 800 Amps R(OV) 2 Amps FM 0.49 volts FM 0.68 volts RM 50 mA J 1900 pF RM 2.0 mA I I I I V V I I C C = 145°C, Square wave, 0JC = 0.5°C/W C = 145°C, Square wave, 0JC = 1.0°C/W 8.3 ms, half sine, J = 175°C f = 1 KHZ, 25°C, 1µsec square wave FM = 40A: J = 175°C* FM = 40A: J = 25°C* RRM, C = 125°C* RRM, J = 25°C R = 5.0V, C = 25°C R R V V V I I T T T T T T .230 .250 5.84 6.35
2 Specify C-Common Cathode, A-Common Anode, D-Doubler
10 inch pounds maximum (SM1, 2) SM1-2 SM3-4 ounce ( grams) typical ounce ( grams) typical Note: 1 Specify (1-6) to identify package desired FST8035SM _ _ FST8040SM _ _ FST8045SM _ _ 1 2 6.7 5.2 0.24 0.18SM5-6 T T OJCR Junction to case Junction to case 0.3°C/WOCSR Note: Baseplate Common with Pin 2 2-PLCS. D=Doubler A=Common Anode Common Cathode 1 2 1 2 1 2 Max peak reverse current per leg Industry Part Number 81CNQ035ASL 81CNQ040ASL 81CNQ045ASL 81CNQ035ASM 81CNQ040ASM 81CNQ045ASM FST8050SM _ _ 50V 50V Reverse Energy Tested V 175°C Junction Temperature 2 X 40 Amperes Avg. RRM - 35 to 50 Volts Guard Ring Protection Schottky Barrier Rectifier January, 2010 - Rev. 2www.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. 2www.microsemi.com