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DIMENSIONS

in Inches (Millimeters)

CotoMOS CT331/CS331

The CT331 and CS331 feature current switching capability to 110mA with a low on

resistance of 24Ω Maximum. Designed for Security, Measurement and Instrumenta-

tion applications the CotoMOS® relay is capable of handling 350V load conditions.

If your requirements are different please contact your Coto Applications Engineer for

assistance through www.cotorelay.com.

CT331/CS331 Features

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Contact Form: 2a

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Load Voltage: 350V Maximum

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Operation LED Current: 3.0mA Maximum

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Load Current: 110mA Maximum

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On-Resistance: 24Ω Maximum

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Low Off-State Leakage Current: 1.0μA Maximum

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I/O Breakdown Voltage: 1500Vrms Minimum

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Suffix -H for I/O Breakdown Voltage: 5000Vrms Minimum

CS331

CT331

TERMINAL IDENTIFICATION

8

76

5

1

23

4

(+) (-) (+) (-)

1,3: Anode (LED)

2,4: Cathode (LED)

5,6,7,8: Drain

(MOSFET)

CT331/CS331

®

0.020(0.5)

0.100(2.54)

0.300(7.62)

.118(3.0)

0.047(1.2)

0.398(10.1)Max.

IDENTIFIES PIN #1

0.004(0.1)

0.010(0.25)

0.047(1.2)

0.398(10.1)Max.

0.020(0.5)

0.100(2.54)

0.300(7.62)

IDENTIFIES PIN #1