The LTC1514CS8-5#PBF is a versatile step-up/step-down DC-DC converter from Linear Technology, designed to provide a regulated output voltage from a variable input voltage source. It is an ideal power solution for battery-powered systems where the input voltage can fluctuate above and below the output voltage. This component is housed in a compact 8-lead SOIC package, making it suitable for space-constrained applications.

Key Features

• Adjustable Output: The device delivers a stable 5V output, which can be adjusted with external components for various application needs.
• High Efficiency: With its high-efficiency design, the LTC1514CS8-5#PBF can maintain up to 90% efficiency, ensuring minimal power loss during conversion.
• Low Quiescent Current: The low quiescent current of 110µA makes it suitable for battery-powered devices, as it helps to prolong battery life.
• Burst Mode® Operation: The converter features Linear Technology's proprietary Burst Mode operation, which reduces quiescent current to just 10µA during light load conditions, further enhancing battery life.
• Wide Input Voltage Range: It operates with an input voltage range from 2.7V to 10V, accommodating various power sources including single-cell Li-Ion batteries.
• Integrated Switches: The device includes internal power switches, which simplifies the design and reduces external component count.
• Thermal Protection: Built-in thermal shutdown ensures the device operates within safe temperature limits.

Applications

The LTC1514CS8-5#PBF is suitable for a wide range of applications, including:

• Portable Instruments
• Handheld Devices
• Medical Devices
• Wireless Communications
• GPS Devices

Conclusion

With its adjustable output, high efficiency, and low quiescent current, the LTC1514CS8-5#PBF from Linear Technology is an excellent choice for designers looking to optimize power management in their portable and battery-operated devices. Its advanced features like Burst Mode operation and thermal protection offer both performance and reliability, making it a versatile component in any power-sensitive application.