FST8050SM4 datasheet, PDF - EEWORLD Datasheet

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FST8050SM4: Description40 A, 35 V, SILICON, RECTIFIER DIODE; Categorysemiconductor Discrete semiconductor; File Size124KB，3 Pages; ManufacturerMicrosemi; Websitehttps://www.microsemi.com

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FST8050SM4 Overview

40 A, 35 V, SILICON, RECTIFIER DIODE

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FST80SM1-SM6 Series

2-PLCS.

3 PINS eq sp at .200

Schottky Power Surface Mount

Dim. Inches

Millimeter

Minimum Maximum Minimum Maximum Notes

Common Cathode

SM3 & SM4

A=Common Anode

SM1 & SM2

1.490

1.020

.695

.110

.027

.100

.350

.015

.695

.088

.240

1.180

.230

.065

.151

1.510

1.040

.715

.120

.037

.110

.370

.025

.715

.098

.260

1.195

.250

.085

.161

37.85

26.12

17.65

2.79

0.69

2.54

8.89

0.38

17.65

2.24

6.10

29.97

5.84

1.65

3.84

38.35

26.42

18.16

3.04

0.94

2.79

9.40

0.64

18.16

2.49

6.60

30.35

6.35

2.16

4.09

SM5 & SM6

D=Doubler

TYP. PIN CONFIGURATION

FOR SM1, SM3, & SM5

TYP. PIN CONFIGURATION

FOR SM2, SM4, & SM6

Dia.

Note: Baseplate Common with Pin 2

Microsemi Catalog

Catalog Number

1 2

FST8035SM _ _

FST8040SM _ _

FST8045SM _ _

FST8050SM _ _

Industry

Part Number

81CNQ035ASL

81CNQ035ASM

81CNQ040ASL

81CNQ040ASM

81CNQ045ASL

81CNQ045ASM

Working Peak

Reverse Voltage

35V

40V

45V

50V

Repetitive Peak

Reverse Voltage

35V

40V

45V

50V

Schottky Barrier Rectifier

Guard Ring Protection

2 X 40 Amperes Avg.

175°C Junction Temperature

Reverse Energy Tested

VRRM - 35 to 50 Volts

ROHS Compliant

Note: 1 Specify (1-6) to identify package desired

2 Specify C-Common Cathode, A-Common Anode, D-Doubler

Electrical Characteristics

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 reverse current per leg

Typical junction capacitance per leg

I F(AV) 80 Amps

I F(AV) 40 Amps

I FSM 800 Amps

I R(OV) 2 Amps

VFM 0.49 volts

VFM 0.68 volts

I RM 50 mA

I RM 2.0 mA

CJ 1900 pF

TC = 145°C, Square wave, R 0JC = 0.5°C/W

T C = 145°C, Square wave, R 0JC = 1.0°C/W

8.3 ms, half sine, T J = 175°C

f = 1 KHZ, 25°C, 1µsec square wave

I FM = 40A: T J = 175°C*

I FM = 40A: T J = 25°C*

VRRM, T C = 125°C*

VRRM, T J = 25°C

VR = 5.0V, T C = 25°C

*Pulse test: Pulse width 300µsec, Duty cycle 2%

Thermal and Mechanical Characteristics

Storage temp range

Operating junction temp range

Max thermal resistance per leg

Max thermal resistance per pkg.

Typical thermal resistance (greased)

Mounting Base Torque

Weight

T STG

R OJC

R OCS

-55°C to 175°C

1.0°C/W

Junction to case

0.5°C/W

Case to sink

0.3°C/W

10 inch pounds maximum (SM1, 2)

SM1-2 0.3 ounce (8.4 grams) typical

SM3-4 0.24 ounce (6.7 grams) typical

SM5-6 0.18 ounce (5.2 grams) typical

www.microsemi.com

January, 2010 - Rev. 2

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