LS37 thru LS3B/SK37AFL thru SK310AFL

Surface Mount Schottky Rectifier

Reverse Voltage 70~100V Forward Current 3A

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2014.3-Rev.A

Features

• Schottky barrier diodes

• Low forward voltage drop

Ll

k

t

• Low leakage current

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

• Solder dip 260 °C, 10 s

• Low profile， typical thickness 1.0mm

• AEC-Q101 qualified

Typical Applications

eSGB (SMAF)

Typical Applications

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

protection application

VRRM

V

VRMS

V

VDC

V

IF(AV)

A

70

Maximum DC blocking voltage

Maximum average forward rectified current at TL

(See Fig.1)

3.0

Maximum repetitive peak reverse voltage

Maximum RMS voltage

70

70

70

70

80

90

100

70

49

56

63

Parameter

Symbol

Unit

LS37

LS38

LS39

LS3B

IFSM

A

TJ, TSTG

°C

Peak forward surge current 8.3 ms single half

sine-wave superimposed on rated load

100

Operating junction and storage temperature

range

- 55 to + 150

IF=3A, TA=25℃

IF=3A, TA=125℃

TA=25℃

uA

TA=125℃

mA

Typical junction capacitance

4.0 V, 1 MHz

pF

Maximum DC reverse current

at rated DC blocking voltage

IR

500

100

234

Unit

Instantaneous forward voltage

VF

Max:0.80

Volts

Typ:0.60

LS38

LS39

Parameter

Test Conditions

Symbol

LS37

LS3B

Typical thermal resistance

juntion to lead

℃/W

Note1:Thermal resistance from junction to lead,mounted on PCB with 8.0×8.0mm copper pads

20

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2014.3-Rev.A