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The PS2501L-1-H-A is a single-channel transistor output optocoupler manufactured by CEL. It features an NPN silicon phototransistor output and a GaAs infrared LED input, providing electrical isolation with a rated insulation voltage of 5000 Vrms. The device supports a maximum collector-emitter voltage of 80 V and a collector current of 30 mA. Typical current transfer ratio reaches 160% at 5 mA forward current. Operating temperature range spans from -55°C to +100°C, with power dissipation rated at 150 mW.
Verify the specific suffix H-A against official datasheets to confirm lead bending type packaging and compliance status. Confirm availability through authorized distributors as supply may be limited. Ensure component authenticity by checking manufacturer markings and documentation.
Select this component when surface-mount isolation is required with moderate speed requirements. Compare current transfer ratio specifications against load requirements. Verify package dimensions match PCB footprint constraints. Consider thermal management within the specified operating temperature range.
This part belongs to the PS2501L series of optically coupled isolators. The series includes variants with different packaging options such as DIP and lead-bending types. These components are widely used in applications requiring reliable galvanic isolation between low-voltage control circuits and higher-voltage loads.
PS2501L-1-F3-H-A is a confirmed substitute part number within the same family offering similar functional characteristics and pinout compatibility.