Adding redundancy to communications

Example of communication redundancy using a photocoupler

Adding redundancy to communications

Lineup

Transistor output photocoupler

Part number

TLX9291A

TLX9185A

TLX9000

TLX9300

TLX9188

Isolation voltage [Vrms]

3750

3750

3750

Collector-emitter voltage [V]

80

40

200

Dark current [μA] @Ta = 125 °C

< 100
@VCE = 48 V

< 10
@VCE = 24 V

< 50
@VCE = 200 V, Ta = 105 °C

Conversion efficiency [%]

@IF = 5 mA, VCE = 5 V, Ta = 25 °C

50 to 600

100 to 600 (GB rank)

100 to 900

50 to 600

100 to 600 (GB rank)

Conversion efficiency (saturation) [%]

@IF = 1 mA, VCE = 0.4 V, Ta = 25 °C

> 30

> 30

> 30

AEC-Q101


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