Technical Data

Data Sheet N1538, Rev. A



China - Germany - Korea - Singapore - United States 



http://www.smc-diodes.com - sales@ smc-diodes.com 

SL42-SL44

SL42-SL44 SCHOTTKY RECTIFIER

Characteristic

Symbol

SL42

SL43

SL44

Units

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

VRRM

VRWM

VR

20

30

40

V

Maximum RMS Voltage

VRMS

14

21

28

V

Average Rectified Output Current

(Note 1)

@TA = 90°C

IF(AV)

4.0

A

Non-Repetitive Peak Forward Surge Current

8.3ms Single half sine-wave superimposed on

rated load (JEDEC Method)

IFSM

110

A

Forward Voltage

@IF = 4.0A,TA = 25°C

@IF = 4.0A,TA = 125°C

VFM

0.42

0.31

0.44

0.35

V

Peak Reverse Current

@TA = 25°C

At Rated DC Blocking Voltage

@TA = 100°C

IRM

0.5

35

mA

Typical Thermal Resistance Junction to Ambient

RθJA

50

°C/W

Operating Temperature Range

TJ

-55 to +125

°C

Storage Temperature Range

TSTG

-55 to +150

°C

Approximate Weight

wt

0.21

g

Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case.

Features

Circuit Diagram

Applications

Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified



Switching power supply



Converters



Free-Wheeling diodes



Reverse battery protection



Schottky Barrier Chip



Guard Ring Die Construction for Transient Protection



High Current Capability



Low Power Loss, High Efficiency



High Surge Current Capability



For Use in Low Voltage, High Frequency Inverters,

Free Wheeling, and Polarity Protection Applications



Terminals finish: 100% Pure Tin



This is a Pb − Free Device



All SMC parts are traceable to the wafer

lot

Additional testing can be offered upon request

SMC