Texas Instruments

LM2780TP/NOPB

LM2780TP/NOPB Description

The LM2780TP/NOPB is a fixed output, negative configuration DC switching voltage regulator from Texas Instruments, designed to provide a reliable and efficient power solution for various electronic applications. This regulator operates within a wide input voltage range of 1.8V to 5.5V, making it suitable for applications with varying power supply requirements. It delivers a consistent 50mA of output current, ensuring stable power delivery to connected devices. The LM2780TP/NOPB employs a charge pump topology, which is known for its high efficiency and compact design, making it an ideal choice for space-constrained applications. Additionally, its ratiometric function ensures that the output voltage is proportional to the input voltage, providing a stable and predictable performance across different operating conditions.

LM2780TP/NOPB Features

• Fixed Output Voltage: Ensures a stable and consistent power supply to connected devices.
• Wide Input Voltage Range (1.8V to 5.5V): Provides flexibility and compatibility with various power sources.
• High Efficiency Charge Pump Topology: Delivers efficient power conversion, reducing power loss and heat generation.
• Negative Output Configuration: Suitable for applications requiring negative voltage rails.
• 12kHz Switching Frequency: Minimizes electromagnetic interference (EMI) while maintaining high efficiency.
• Surface Mount Package: Ideal for compact and high-density PCB designs.
• Obsolete Status: While this product is marked as obsolete, it remains a reliable option for legacy systems and specific applications where its unique features are required.
• Compliance and Reliability: The LM2780TP/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. Its moisture sensitivity level (MSL) of 1 (unlimited) makes it suitable for a wide range of manufacturing environments.

LM2780TP/NOPB Applications

The LM2780TP/NOPB is well-suited for a variety of applications where a reliable and efficient power supply is crucial. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices and peripherals that require a stable negative voltage supply.
• Industrial Equipment: Suitable for applications in industrial settings where a compact and efficient power solution is needed.
• Telecommunications: Provides a reliable power source for various components in telecommunication systems, ensuring stable operation.
• Automotive: Can be used in automotive applications where a negative voltage supply is required for specific components.
• Legacy Systems: Due to its obsolete status, the LM2780TP/NOPB is particularly useful for maintaining and repairing legacy systems where modern alternatives may not be compatible.

Conclusion of LM2780TP/NOPB

The LM2780TP/NOPB from Texas Instruments is a robust and efficient DC switching voltage regulator that offers a wide input voltage range, fixed output voltage, and a negative output configuration. Its charge pump topology ensures high efficiency and compact design, making it suitable for a variety of applications. While marked as obsolete, the LM2780TP/NOPB remains a reliable choice for specific applications and legacy systems where its unique features are essential. Its compliance with environmental and regulatory standards further enhances its suitability for modern manufacturing processes.