The TLP628-1 is a single-channel optocoupler manufactured by Toshiba Semiconductor and Storage. It features a gallium arsenide infrared emitting diode optically coupled to a silicon NPN phototransistor. This device is designed for high isolation voltage and current transfer ratio. The TLP628-1 offers excellent electrical isolation between input and output circuits.

Applications

• Programmable Logic Controllers (PLCs): Isolation of input/output modules.
• Inverter Circuits: Isolation between control and power stages.
• AC Servo Motor Controllers: Isolation of control signals.
• Switching Power Supplies: Feedback isolation.
• General Purpose Isolation: Signal isolation for various applications.

Features

• High Isolation Voltage: Provides robust electrical isolation.
• Current Transfer Ratio (CTR): Ensures efficient signal transfer.
• Operating Temperature Range: Suitable for industrial applications.
• Low Input Current: Minimizes power consumption.
• Through-Hole Package: Designed for secure mounting on PCBs.

Benefits

• Enhanced System Reliability: Prevents damage from voltage surges and transients.
• Improved Noise Immunity: Reduces interference from external sources.
• Simplified Circuit Design: Facilitates easy interfacing between circuits with different voltage levels.
• Reduced Power Consumption: Low input current minimizes power dissipation.
• Robust Connection: Through-hole package provides secure mounting.

Additional Details

The TLP628-1 features an isolation voltage of 5000 Vrms. It is available in a DIP package. The current transfer ratio (CTR) is specified in the datasheet. The operating temperature range extends from -55°C to +110°C. The device is designed to comply with industry safety standards. Toshiba's reputation ensures the TLP628-1 is a reliable component. This optocoupler is commonly used in applications where safety and isolation are critical.