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Part Number: IS357A

 

 

 

 

Description: The IS357A is an optically coupled isolator consisting of an infrared light emitting diode and NPN sil...


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IS357A General Description


The IS357A is an optically coupled isolator consisting of an infrared light emitting diode and NPN silicon photo transistor in a space efficient dual in line plastic package.

IS357A Maximum Ratings

Storage Temperature .......................-40°C to + 125°C
Operating Temperature ....................-30°C to + 100°C
Lead Soldering Temperature
(1/16 inch (1.6mm) from case for 10 secs) .........260°C
INPUT DIODE
Forward Current..................................................50mA
Reverse Voltage...................................................... 6V
Power Dissipation ..............................................70mW
OUTPUT TRANSISTOR
Collector-emitter Voltage BVCEO........................... 35V
Emitter-collector Voltage BVECO.............................. 6V
Power Dissipation ...........................................150mW
POWER DISSIPATION
Total Power Dissipation ..................................170mW
(derate linearly 2.26mW/°C above 25°C)

IS357A Features

· Current Transfer Ratio 80 - 160 %
· Isolation Voltage(3.75kVRMS ,5.3kVPK )
· All electrical parameters 100% tested
· Custom electrical selections available
· Drop in replacement for Sharp PC357A

IS357A Typical Application

· Computer terminals
· Industrial systems controllers
· Measuring instruments
· Signal transmission between systems of different potentials and impedances

IS357A Connection Diagram

IS357A  Connection Diagram

IS357A datasheet

IS357A
PDF/DataSheet Download

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