The LTV-815S-TP is a surface-mount phototransistor optocoupler manufactured by Lite-On Inc. It features a gallium arsenide (GaAs) infrared emitting diode optically coupled to a silicon phototransistor detector. The device is designed for applications requiring electrical isolation between circuits, particularly in space-constrained environments due to its surface-mount design.

Applications

• Surface Mount Device (SMD) Applications: Used in devices that require surface mount components for automated assembly.
• Power Supplies: Provides feedback isolation in switching mode power supplies (SMPS).
• Programmable Controllers: Interfaces input/output signals in industrial control systems.
• Computers and Peripherals: Isolates data and control signals within computer systems and peripherals.
• Telecommunication Equipment: Protects sensitive circuits from voltage transients and noise in communication devices.

Features

• Surface Mount Package: Allows for automated assembly and high-density board designs.
• High Isolation Voltage: Offers a high level of electrical isolation between the input and output, enhancing safety and reliability.
• Compact Size: Small footprint is ideal for space-constrained applications.
• CTR (Current Transfer Ratio): Efficient signal transfer with a specified current transfer ratio.
• RoHS Compliant: Meets environmental standards for restricted substances.

Benefits

• Automated Assembly: Surface mount design allows for cost-effective automated assembly processes.
• Enhanced Safety: High isolation voltage protects circuits and personnel from high voltage hazards.
• Space Saving: Compact package allows for use in high-density applications.
• Reliable Performance: Stable CTR ensures consistent signal transfer over a wide range of operating conditions.
• Improved Manufacturing Efficiency: Reduces manual labor and improves production throughput.

Additional Details

The LTV-815S-TP is designed for reflow soldering processes. It typically operates with a forward current (IF) of 20mA and a collector-emitter voltage (VCEO) specific to the application. Refer to the Lite-On Inc. datasheet for detailed electrical specifications and application guidelines, including recommended reflow soldering profiles.