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Product Detailed Parameters
- Description：OPTOISOLATOR 5KV 1CH DARL 4-DIP
- Series：NEPOC
- Mfr：Renesas Electronics Corporation
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Current Transfer Ratio (Min)：2000% @ 1mA
- Current Transfer Ratio (Max)：-
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：100µs, 100µs
- Input Type：DC
- Output Type：Darlington
- Voltage - Output (Max)：40V
- Current - Output / Channel：200mA
- Voltage - Forward (Vf) (Typ)：1.17V
- Current - DC Forward (If) (Max)：80 mA
- Vce Saturation (Max)：1V
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Through Hole
- Package / Case：4-DIP (0.300", 7.62mm)
- Supplier Device Package：4-DIP
- Grade：-
- Qualification：-
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Overview
The PS2502-1-K-A is a single-channel transistor output optocoupler from the Renesas PS2502L series. It features an NPN Photodarlington output with a minimum Current Transfer Ratio of 200%. Key electrical parameters include a maximum collector-emitter voltage of 40 V, a maximum collector current of 200 mA, and an isolation voltage of 5000 Vrms. The device operates within a temperature range of -55°C to +100°C, with a power dissipation of 300 mW.
Feature Summary
- High isolation voltage capability for safe signal transmission across potential barriers
- Darlington output configuration provides high current transfer efficiency
- Wide operating temperature range suitable for demanding industrial environments
Applications
- Industrial automation control systems
- Power supply feedback loops
- Signal isolation in measurement equipment
Procurement Notes
Verify the specific suffix K-A against official Renesas documentation to confirm pinout and packaging details. Confirm RoHS compliance status through the manufacturer's latest datasheet or certification documents before procurement. Ensure the component meets all environmental specifications required for the target application.
Selection Notes
Select this component when high isolation voltage and robust Darlington output drive are required. Compare the 200% CTR and 5000 Vrms isolation against other single-channel options. Consider the SMD/SMT installation style and thermal characteristics relative to board space constraints.
Part Context
This part belongs to the PS2502L series of transistor output optocouplers manufactured by Renesas Electronics. The series is designed for general-purpose isolation applications requiring reliable performance. The PS2502-1-K-A variant specifically denotes a single-channel configuration within this family.
Replacement Considerations
Consult official Renesas substitution guides for verified alternatives. Generic equivalents may not match the specific isolation voltage or CTR requirements. Verify pin compatibility and package dimensions before considering any cross-reference parts.
