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Product Detailed Parameters
- Description：OPTOISO 3.75KV 1CH TRANS 4-SOP
- Series：NEPOC
- Mfr：Renesas Electronics Corporation
- Package：Tape & Reel (TR),Cut Tape (CT)
- Number of Channels：1
- Voltage - Isolation：3750Vrms
- Current Transfer Ratio (Min)：50% @ 5mA
- Current Transfer Ratio (Max)：300% @ 5mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：3µs, 5µs
- Input Type：AC, DC
- Output Type：Transistor
- Voltage - Output (Max)：40V
- Current - Output / Channel：80mA
- Voltage - Forward (Vf) (Typ)：1.1V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：300mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-SOP
- Grade：-
- Qualification：-
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Overview
The PS2705-1-F3-A is a single-channel optocoupler featuring an AC/DC input and NPN phototransistor output. It provides 3750 Vrms isolation voltage within a 4-SOP surface-mount package. Key electrical parameters include a maximum collector-emitter voltage of 40 V, peak collector current of 80 mA, and typical current transfer ratio of 100%. The device operates with a forward current up to 50 mA and supports a temperature range from -55°C to +100°C.
Feature Summary
- Supports direct AC input response without external rectification
- Provides high insulation voltage for safety isolation
- Features SOP package design optimized for high-density mounting
Applications
- AC-powered equipment control circuits
- Solid-state relay driver interfaces
- Microcontroller signal isolation in industrial systems
Procurement Notes
Verify component authenticity through authorized Renesas distributors or certified partners. Confirm RoHS compliance status and check for recent Product Change Notifications regarding packaging or manufacturing site updates. Ensure the specific suffix matches required tape-and-reel specifications for automated assembly processes.
Selection Notes
Select this component when AC input compatibility is required alongside standard transistor output switching. Verify that the 40V collector-emitter voltage rating meets circuit requirements. Consider the 3µs rise time for signal integrity in moderate-speed digital isolation applications requiring robust noise immunity.
Part Context
This part belongs to the PS2705 series of high-isolation voltage photocouplers manufactured by Renesas Electronics. The series utilizes GaAs LED and silicon phototransistor technology housed in shielded SOP packages to minimize ambient light interference and ensure reliable optical coupling performance across varying environmental conditions.
Replacement Considerations
Publicly confirmed substitute part numbers are not explicitly listed in the provided documentation. Consult official Renesas cross-reference guides for verified alternatives.
