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AJMRTC 3Pcs TLP281 4 Channel Optocoupler Isolation Module, Optical Coupler Isolation Board, 2500Vrms Isolation Voltage, 3.3V 5V Logic for Arduino PLC Signal Separation
- - 4 independent signal channels, TLP281 optocoupler chip with 2500Vrms isolation
- - Isolate low-voltage MCU circuits from high-voltage noisy circuits to avoid damage
- - Compatible with 3.3V and 5V logic level, easy to match with Arduino, STM32 and PLC
- - Phototransistor output, stable signal transmission and anti-interference performance
- - Pack of 3 boards, sufficient for multi-channel signal isolation and industrial DIY
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Overview
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AJMRTC TLP281 4-channel optocoupler isolation board realizes electrical isolation between input and output circuits by optical coupling. It effectively blocks high voltage spikes and electromagnetic noise, protecting your microcontroller and control circuit. Each module contains four independent isolation channels. It works well with 3.3V and 5V logic signals and supports output side voltage up to 24V DC. Widely used for PLC signal acquisition, motor control, relay driving and industrial automation projects.
Specifications
- Brand: AJMRTC
- Chip Model: TLP281-4
- Channel: 4 Independent Channels
- Isolation Voltage: 2500Vrms
- Input Logic: 3.3V / 5V
- Output Voltage Range: 3V - 24V DC
- Output Type: Phototransistor
- Quantity: 3 Pieces
- Operating Temperature: -40 ~ +85
- Application: Signal Isolation, PLC Interface, Motor Drive, Anti-interference Circuit, Electronic DIY
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by ConnectFlow USA Return Policy
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