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Product Detailed Parameters
- Description：OPTOISOLATOR 5KV 1CH TRANS 4-DIP
- Series：NEPOC
- Mfr：Renesas Electronics Corporation
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Current Transfer Ratio (Min)：100% @ 1mA
- Current Transfer Ratio (Max)：400% @ 1mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：20µs, 30µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：40V
- Current - Output / Channel：30mA
- Voltage - Forward (Vf) (Typ)：1.1V
- Current - DC Forward (If) (Max)：80 mA
- Vce Saturation (Max)：250mV
- 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 PS2503-1-A is a single-channel transistor output optocoupler manufactured by Renesas Electronics. It features an NPN phototransistor output with a maximum collector-emitter voltage of 40 V and a maximum collector current of 30 mA. The device provides high isolation capability with an insulation voltage of 5000 Vrms. Electrical characteristics include a forward current rating of 80 mA, a typical forward voltage of 1.3 V, and a maximum collector-emitter saturation voltage of 250 mV. Power dissipation is rated at 150 mW, and the unit operates within a temperature range of -55°C to +100°C.
Feature Summary
- Provides electrical isolation between input and output circuits using optical transmission.
- Utilizes an NPN phototransistor for digital switching applications.
- Designed for high-speed signal transmission in compact configurations.
Applications
- Industrial control systems requiring signal isolation
- Power supply feedback loops
- Microcontroller interface circuits
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific packaging details against the official datasheet prior to ordering. Ensure storage conditions meet moisture sensitivity level requirements to maintain device reliability during assembly processes.
Selection Notes
Select this component when a single-channel transistor output isolator is required for low-voltage DC switching applications. Consider the 40 V collector-emitter voltage limit and 30 mA current capacity for load compatibility. Verify that the DIP-4 package format aligns with the target PCB layout constraints and thermal management requirements.
Part Context
This part belongs to the PS2503 series of transistor output optocouplers from Renesas Electronics. The series is characterized by its compact plastic DIP-4 package and high isolation voltage ratings suitable for general-purpose industrial and commercial electronics. It serves as a standard solution for galvanic isolation in digital communication and control interfaces.
Replacement Considerations
PS2503-1-L-A
FAQ
What is the maximum insulation voltage of the PS2503-1-A?
The maximum insulation voltage is 5000 Vrms.
Does the PS2503-1-A have a built-in base resistor?
No, the PS2503-1-A does not have a built-in base resistor; variants such as the PS2503-1K do.
