Texas Instruments

LP8340CDT-5.0/NOPB

LP8340CDT-5.0/NOPB Description

The LP8340CDT-5.0/NOPB is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 5V and a maximum output current of 1A. This regulator is housed in a TO252-3 package, making it suitable for surface mount applications. Despite being marked as obsolete, the LP8340CDT-5.0/NOPB remains a reliable choice for applications requiring a stable power supply within its specified operating temperature range of 0°C to 125°C.

LP8340CDT-5.0/NOPB Features

• Fixed Output Voltage: The regulator provides a stable 5V output, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With a maximum input voltage of 10V, the LP8340CDT-5.0/NOPB can operate efficiently across a wide range of input conditions.
• Low Dropout Voltage: The maximum dropout voltage of 0.8V at 1A ensures high efficiency, even when the input voltage is close to the output voltage.
• Low Quiescent Current: A quiescent current of 100 µA minimizes power consumption, making it ideal for low-power applications.
• High PSRR: A power supply rejection ratio (PSRR) of 55dB at 120Hz ensures minimal noise and ripple in the output voltage.
• Protection Features: Over-current and over-temperature protection features safeguard the regulator and connected circuits from damage.
• Compliance: The LP8340CDT-5.0/NOPB is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the component can be exposed to moisture without risk, simplifying handling and storage.

LP8340CDT-5.0/NOPB Applications

The LP8340CDT-5.0/NOPB is well-suited for a variety of applications where a reliable and efficient power supply is essential. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and other portable electronics that require a stable 5V supply.
• Industrial Equipment: Suitable for powering sensors, controllers, and other industrial components that need a consistent power source.
• Telecommunications: Provides a reliable power supply for base stations, routers, and other telecom equipment.
• Automotive Systems: Can be used in automotive applications where a stable 5V supply is needed for various electronic modules.

Conclusion of LP8340CDT-5.0/NOPB

The LP8340CDT-5.0/NOPB is a robust linear voltage regulator that offers a combination of high efficiency, low dropout voltage, and comprehensive protection features. Despite being marked as obsolete, its technical specifications and performance benefits make it a reliable choice for applications requiring a stable 5V supply. The low quiescent current and high PSRR further enhance its suitability for low-power and noise-sensitive applications. For engineers and designers seeking a dependable power solution, the LP8340CDT-5.0/NOPB remains a viable option, especially in applications where its unique features provide a significant advantage over similar models.