The TLP184(GR-TP) is a small outline photorelay manufactured by Toshiba Semiconductor and Storage. It consists of a gallium arsenide infrared emitting diode optically coupled to a MOSFET. This photorelay is designed for applications requiring electrical isolation, such as signal transmission and control circuits. It provides a compact and reliable solution for isolating different voltage domains.

Applications

• Programmable Logic Controllers (PLCs)
• I/O interfaces for microcontrollers
• Solid-state relays (SSRs)
• Instrumentation and measurement equipment
• Telecommunications equipment

Features

• High isolation voltage: Provides electrical isolation between input and output.
• Low on-resistance: Minimizes voltage drop across the relay.
• Fast switching speed: Enables high-speed signal transmission.
• Small package size: Allows for compact circuit designs.
• Low input current: Reduces power consumption.

Benefits

• Electrical isolation: Protects sensitive circuits from high voltages or noise.
• Compact design: Enables integration into space-constrained applications.
• High reliability: Solid-state construction ensures long-term reliability.
• Fast switching: Allows for high-speed signal transmission and control.
• Low power consumption: Minimizes energy usage in battery-powered devices.

Additional Details

The TLP184(GR-TP) has an isolation voltage of 3750 Vrms. The on-resistance is typically 8 ohms. The switching speed is typically 0.5 ms for turn-on time and 0.1 ms for turn-off time. The operating temperature ranges from -30°C to +85°C. It comes in a 4-pin SO4 package. The control current is about 5mA. This device is often used to replace mechanical relays due to its longer lifespan and smaller size.