Product Overview: LTC1754ES6-5

The LTC1754ES6-5 is a high-performance, micropower, regulated charge pump DC/DC converter produced by Linear Technology. Designed to provide a steady 5V output from an input voltage range of 2.7V to 5.5V, this device is ideal for portable battery-powered equipment where extended battery life is essential.

Key Features

• Stable Voltage Output: The LTC1754ES6-5 is engineered to deliver a fixed 5V output, which is crucial for devices that require a constant voltage for optimal operation.
• High Efficiency: With its low quiescent current and high efficiency over a wide range of load currents, the LTC1754ES6-5 ensures minimal power loss, making it suitable for power-sensitive applications.
• Compact SOT-23 Package: Housed in a tiny 6-lead SOT-23 package, the LTC1754ES6-5 occupies minimal board space, which is a valuable attribute for space-constrained designs.
• No External Inductor: The charge pump design eliminates the need for an external inductor, simplifying the circuit and reducing overall component count.
• Thermal Protection: Built-in thermal shutdown protection ensures the device operates within safe temperature limits, enhancing its reliability and longevity.

Applications

The LTC1754ES6-5 is well-suited for a wide range of applications, particularly where space and power efficiency are critical. Some typical applications include:

• Portable Instruments
• Handheld Devices
• Battery-Powered Equipment
• Wireless Transmitters and GPS Receivers

Technical Specifications

The LTC1754ES6-5 operates with an input voltage range of 2.7V to 5.5V, making it versatile for various battery chemistries. The output voltage is regulated to 5V ±4% accuracy, ensuring reliable performance for sensitive electronics. The device also features a low shutdown current of less than 1µA, contributing to the extended battery life of the end application.

In conclusion, the LTC1754ES6-5 from Linear Technology is a robust and compact solution for generating a regulated 5V supply. Its ease of use, coupled with high efficiency and small footprint, makes it an excellent choice for designers looking to optimize their power management systems in portable applications.