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The onsemi 4N27FR2M is a single-channel transistor output optocoupler housed in a 6-pin DIP package. It features an NPN phototransistor output with a collector-emitter voltage rating of 30 V and a reverse voltage of 6 V. The device supports a maximum forward current of 60 mA with a typical forward voltage of 1.5 V. Key electrical parameters include a power dissipation of 250 mW, an isolation voltage of 7500 Vrms, and a collector-emitter saturation voltage of 500 mV. Operating temperatures range from -55°C to +100°C.
Verify component authenticity and datasheet revisions before integration. Confirm RoHS compliance status and specific ordering suffixes match design requirements. Check for end-of-life notices or obsolescence warnings as availability may be restricted. Ensure thermal management aligns with the specified power dissipation limits during operation.
Select this component when a standard NPN phototransistor output is required for basic isolation tasks. Consider the 30 V collector-emitter voltage limit for low-voltage switching applications. Evaluate the 7500 Vrms isolation rating against system safety standards. Compare propagation delays if high-speed performance is critical for the target application.
This part belongs to the 4N2x series of general-purpose optocouplers manufactured by onsemi. These devices are widely used in industrial and consumer electronics for galvanic isolation. The FR2M suffix typically indicates specific tape-and-reel packaging configurations for automated assembly processes.
Direct pin-compatible substitutes within the same family include the 4N26FR2M and CNY171FR2VM. Verify that replacement parts meet the required collector-emitter voltage and isolation specifications. Cross-reference datasheets to ensure equivalent switching speeds and current transfer ratios.