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CT851 - Phototransistor Optocoupler

General Description

The CT851 series consists of a high power transistor optically coupled to a gallium arsenide Infrared-emitting diode in a 4-lead DIP package different lead forming options.

Switch mode power supplies Computer peripheral interface Microprocessor system inter

Key Features

  • High isolation 5000 VRMS.
  • CTR flexibility available see order information.
  • DC input with transistor output.
  • External Creepage ≥ 7.5mm (S/SL Type).
  • External Creepage ≥ 8.0mm (SLM Type).
  • Operating temperature range - 55 °C to 100 °C.
  • Regulatory Approvals UL - UL1577 (E364000) VDE - EN60747-5-5(VDE0884-5) CQC.
  • GB4943.1, GB8898 IEC60065, IEC60950.

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Datasheet Details

Part number CT851
Manufacturer CT Micro
File Size 1.17 MB
Description Phototransistor Optocoupler
Datasheet download datasheet CT851 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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CT851 Series DC Input 4-Pin Phototransistor Optocoupler Features • High isolation 5000 VRMS • CTR flexibility available see order information • DC input with transistor output • External Creepage ≥ 7.5mm (S/SL Type) • External Creepage ≥ 8.0mm (SLM Type) • Operating temperature range - 55 °C to 100 °C • Regulatory Approvals UL - UL1577 (E364000) VDE - EN60747-5-5(VDE0884-5) CQC – GB4943.1, GB8898 IEC60065, IEC60950 Description The CT851 series consists of a high power transistor optically coupled to a gallium arsenide Infrared-emitting diode in a 4-lead DIP package different lead forming options. Applications • Switch mode power supplies • Computer peripheral interface • Microprocessor system interface Package Outline Schematic Note: Different lead forming options available.