SMBF520SL thru SMBF545SL

Surface Mount Schottky Rectifier

Reverse Voltage 20~45V Forward Current 5A

Features

• Schottky barrier diodes

• Low forward voltage drop

• Low leakage current

• Moisture sensitivity: level 1, per J-STD-020

• Solder dip 260 °C, 10 s

• Low profile， typical thickness 1.2mm

Typical Applications

For use in low voltage,high freqency inverters,free wheeling, and polarity protection application

VRRM

20

30

40

45

V

VRMS

14

21

28

31.5

V

VDC

20

30

40

45

V

IF(AV)

1)

A

IFSM

A

I

A

TJ, TSTG

°C

Minimum Breakdown voltage

Ta=25℃,IR=1mA

20

30

40

45

IF=5A, Ta=25℃

IF=5A, Ta=125℃

Ta=25℃

uA

Ta=100℃

mA

Typical junction capacitance

4.0 V, 1 MHz

pF

juntion to ambient

juntion to case

juntion to lead

Note1):Mounted on PCB with 8*8mm copper pad,2 OZ,FR4 PCB;

Parameter

Symbol

Unit

SMBF520SL

SMBF530SL

SMBF540SL

SMBF545SL

Maximum repetitive peak reverse voltage

Maximum RMS voltage

Maximum DC blocking voltage

Maximum average forward rectified current

5.0

Peak forward surge current 8.3 ms single half

sine-wave superimposed on rated load

150

Operating junction and storage temperature

range

- 55 to + 125

A

= 25 °C unless otherwise noted)

Rating for fusing(t＜8.3ms)

93.8

Parameter

Test Conditions Symbol

Maximum DC reverse current

at rated DC blocking voltage

IR

150

Maximum Instantaneous

forward voltage

20

290

62

25

7

Unit

VF

0.45

0.40

Volts

SMBF520SL

SMBF530SL

SMBF540SL

SMBF545SL

℃/W

SMBF

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2016.03-Rev.A