The LTST-C191KRKT-20A is a subminiature Surface Mount Technology (SMT) LED manufactured by Lite-On Inc. It's designed for applications demanding a small form factor and efficient light emission. Commonly utilized in various electronic devices for clear indication purposes, this LED stands out for its ease of integration and reliable performance.

Applications

• Status indicators in consumer electronics (e.g., DVD players, remote controls)
• Backlighting for small displays in portable devices
• Indicator lights in industrial control panels
• Automotive dashboard indicators
• Medical equipment indicators

Features

• Compact SMT package: Enables high-density mounting on PCBs.
• High luminous intensity: Offers bright and easily discernible light output.
• Wide viewing angle: Allows for visibility from various angles.
• Low power consumption: Contributes to energy efficiency in the application.
• RoHS compliant: Adheres to environmental regulations regarding hazardous substances.

Benefits

• Space-saving: Ideal for applications with limited PCB real estate.
• Cost-effective: Reduces overall system costs due to efficient performance.
• Enhanced visibility: Improves user experience through clear indication.
• Extended lifespan: Provides reliable performance over a long operational period.
• Environmentally friendly: Minimizes environmental impact through RoHS compliance.

Additional Details

The LTST-C191KRKT-20A requires a current-limiting resistor to protect it from damage due to excessive current. The specific resistor value should be calculated based on the forward voltage characteristics provided in the manufacturer's datasheet and the supply voltage of the circuit. The datasheet also specifies the reflow soldering profile that should be followed during assembly to ensure proper connection and prevent damage to the LED. This LED is typically shipped on tape and reel for automated pick-and-place assembly. Care should be taken to prevent electrostatic discharge (ESD) when handling the component. For detailed electrical and optical characteristics, including peak wavelength, forward voltage, and luminous intensity, refer to the official product datasheet provided by Lite-On Inc.