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Product Detailed Parameters
- Description：OPTOISO 3.75KV 1CH TRANS 4-SMD
- 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)：5µs, 7µs
- Input Type：AC, DC
- Output Type：Transistor
- Voltage - Output (Max)：70V
- Current - Output / Channel：30mA
- Voltage - Forward (Vf) (Typ)：1.2V
- Current - DC Forward (If) (Max)：30 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-SMD
- Grade：-
- Qualification：-
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Overview
The PS2705A-1-V-F3-A is a single-channel optically coupled isolator manufactured by Renesas Electronics Corporation. It integrates a Gallium Arsenide (GaAs) light-emitting diode with an NPN silicon phototransistor to provide electrical isolation. The device features a high isolation voltage of 3750Vrms and supports AC input response, making it suitable for applications requiring robust signal transmission across isolated boundaries. It is housed in a compact 4-SOP surface-mount package designed for high-density mounting.
Feature Summary
- AC input response capability
- High isolation voltage rating
- Shield effect to cut off ambient light
Applications
- High density mounting applications
- Industrial control systems
- Power supply feedback loops
Procurement Notes
Verify the specific suffix -V-F3-A against official Renesas documentation to confirm lead time and availability status, as this variant may have distinct manufacturing or packaging specifications compared to standard versions. Confirm RoHS compliance and moisture sensitivity level requirements for your assembly process before procurement.
Selection Notes
Select this component when AC input detection is required alongside high isolation voltage. Ensure the collector-emitter voltage and current transfer ratio meet the specific circuit load requirements. Verify that the SOP package dimensions align with the target PCB footprint and that the operating temperature range covers the application environment.
Part Context
This part belongs to the PS2705 series of high isolation voltage photocouplers. The series is characterized by its ability to handle AC inputs directly and its compact SOP packaging. The PS2705A-1-V-F3-A represents a specific configuration within this family, tailored for specific manufacturing or performance criteria defined by the manufacturer's internal coding.
Replacement Considerations
Consult official substitution lists from Renesas for verified equivalents. Generic replacements must match the 3750Vrms isolation, AC input response, and SOP-4 package constraints.
