The TOTX179L is a plastic fiber optic transmitter module manufactured by Toshiba. It is designed for digital audio equipment and other applications requiring high-speed, noise-immune data transmission. This module integrates a high-efficiency LED and a driver IC into a compact package, simplifying the implementation of fiber optic communication links.

Applications

• Digital audio equipment (CD players, DVD players, MiniDisc players)
• Audio interfaces
• Optical audio links for home theater systems
• Optical connections in industrial equipment
• Medical equipment data transmission

Features

• High-speed data transmission: Supports data rates up to 16 Mbps (NRZ signal).
• Operating wavelength: 650 nm.
• Low power consumption: Reduces overall system power requirements.
• Compact plastic package: Allows for easy integration into various devices.
• TTL interface: Compatible with standard TTL logic levels.
• Built-in driver IC: Simplifies circuit design and reduces component count.
• RoHS compliant: Environmentally friendly, adheres to Restriction of Hazardous Substances directives.

Benefits

• Noise immunity: Fiber optic transmission is inherently immune to electromagnetic interference (EMI) and radio frequency interference (RFI), ensuring reliable data transfer.
• High-quality audio: Provides a clean and accurate audio signal transfer, free from distortion caused by electrical noise.
• Isolation: Fiber optic links provide electrical isolation between connected devices, protecting against ground loops and voltage surges.
• Easy integration: The compact module and TTL interface simplify the design and implementation of fiber optic communication.
• Long-distance transmission: Supports reliable data transmission over longer distances compared to traditional electrical cables.

Technical Specifications

The TOTX179L operates at a wavelength of 650 nm. It requires a power supply voltage of typically 5V. The operating temperature range is typically -20°C to 70°C. Consult the datasheet for detailed electrical and optical characteristics.