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Product Detailed Parameters
- Description：OPTOISOLATOR 5KV 1CH TRANS
- Series：NEPOC
- Mfr：CEL
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Current Transfer Ratio (Min)：130% @ 5mA
- Current Transfer Ratio (Max)：260% @ 5mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：3µs, 5µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：80V
- Current - Output / Channel：50mA
- Voltage - Forward (Vf) (Typ)：1.17V
- Current - DC Forward (If) (Max)：80 mA
- Vce Saturation (Max)：300mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Through Hole
- Package / Case：4-DIP (0.300", 7.62mm)
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The PS2561-1-W-A is a single-channel transistor output optocoupler manufactured by CEL. It features an NPN phototransistor output with a maximum collector-emitter voltage of 80 V and a maximum collector current of 50 mA. The device provides 5000 Vrms isolation voltage between input and output circuits. Key electrical parameters include a forward voltage of 1.2 V at a forward current of 40 mA, and a collector-emitter saturation voltage of 300 mV. Typical switching times are specified as 3 µs for rise time and 5 µs for fall time. The component operates within a temperature range of -55°C to 100°C.
Feature Summary
- Provides high-voltage electrical isolation via optical coupling between input LED and output phototransistor
- Features fast switching characteristics with typical rise and fall times of 3 µs and 5 µs respectively
- Designed for surface mount or through-hole integration in compact circuit layouts
Applications
- Industrial control systems requiring signal isolation
- Power supply feedback loops for voltage regulation
- Communication interface circuits for noise immunity
Procurement Notes
Verify the specific suffix codes against official datasheets to confirm package type and lead configuration. Confirm operational temperature ranges and isolation ratings match system requirements. Check for obsolete status or lifecycle notices from the manufacturer before finalizing procurement plans.
Selection Notes
Select this component when high isolation voltage and moderate speed are required. Ensure the input current limits and output voltage ratings align with the driving and load circuits. Consider thermal management within the specified operating temperature range during design integration.
Part Context
This part belongs to the PS2561 series of transistor output optocouplers. The series offers various configurations including different packages and performance grades. The PS2561-1 variant specifically denotes a single channel configuration with standard transistor output characteristics suitable for general-purpose isolation tasks.
Replacement Considerations
PS2561-1-L-A
FAQ
What is the maximum isolation voltage rating?
The maximum isolation voltage is 5000 Vrms.
What are the typical switching times?
The typical rise time is 3 µs and the typical fall time is 5 µs.
