AC input/single transistor output photocouplers (optocouplers) are optically coupled isolators containing GaAs infrared light emitting diodes and an NPN silicon phototransistor. This type consists of two infrared light emitting diodes connected in inverse-parallel, and operates directly on AC input current.

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Application Notes & White Papers
Isolation Device Solution for Downsizing of Industrial Automation and Solar Inverter 日本語, 简体中文 White Paper PDF 651 KB
PS2500-Series Application Note 日本語 Application Note PDF 466 KB
Photocouplers Applications Note Application Note PDF 957 KB
Other
Photocouplers Brochure 日本語 Brochure PDF 4.39 MB
Photocouplers Selection Guide 日本語 Brochure PDF 4.34 MB