ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：OPTOISOLTR 2.5KV 1CH TRANS 4-SOP
- Series：NEPOC
- Mfr：CEL
- Package：Tape & Reel (TR)
- Number of Channels：1
- Voltage - Isolation：2500Vrms
- Current Transfer Ratio (Min)：200% @ 5mA
- Current Transfer Ratio (Max)：400% @ 5mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：4µs, 5µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：40V
- Current - Output / Channel：40mA
- 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-SOIC (0.173", 4.40mm Width)
- Supplier Device Package：4-SOP
Download product information
Overview
The PS2861-1-F3-K-A is a single-channel photovoltaic output optoisolator from the NEPOC series, manufactured by CEL. It features a 4-SOIC surface-mount package and provides 2500Vrms isolation voltage. The device supports a maximum DC forward current of 50 mA and delivers an output current of 40 mA per channel. Typical forward voltage is 1.1 V, with a minimum current transfer ratio of 200% at 5 mA input. The part is currently obsolete.
Feature Summary
- Photovoltaic output architecture for zero-bias operation
- High isolation voltage rating of 2500Vrms
- Surface-mount 4-SOIC package configuration
Applications
- DC signal isolation in industrial control systems
- Microprocessor interface circuits requiring galvanic separation
- Power supply feedback loops
Procurement Notes
This component is officially marked as obsolete by the manufacturer. Verify availability through authorized distributors or secondary market suppliers. Confirm lot dates and storage conditions carefully, as long-term shelf life may affect performance. No new production units are expected.
Selection Notes
Select this part only if legacy compatibility is required. Consider modern equivalents with updated packaging or enhanced reliability ratings. Ensure input current limits and isolation requirements match system specifications before substitution.
Part Context
Part of the NEPOC series, designed for high-isolation applications using photovoltaic output technology. Manufactured by CEL (California Eastern Laboratories), now part of Renesas Electronics. Commonly used in safety-critical isolation tasks where low leakage and high CTR are essential.
Replacement Considerations
No direct public substitute part numbers are confirmed for this obsolete component. Evaluate similar photovoltaic optocouplers from other manufacturers with matching isolation voltage and package type.
FAQ
What is the typical forward voltage of the PS2861-1-F3-K-A?
The typical forward voltage is 1.1 V.
Is the PS2861-1-F3-K-A still in production?
No, it is officially obsolete.
