The LT1111CN8#PBF is a versatile step-up/step-down switching regulator from Linear Technology, designed to offer efficient power conversion for a wide range of applications. This compact and reliable component is well-suited for portable devices, as it can operate with input voltages as low as 2V and is capable of delivering up to 100mA of continuous output current.

Key Features

• Wide Input Voltage Range: The LT1111CN8#PBF can operate with input voltages ranging from 2V to 12V, making it an ideal choice for battery-powered applications, including those with multiple cells or a single lithium-ion battery.
• Versatile Output Voltage: It can provide an adjustable output voltage from 1.25V up to the input voltage level, ensuring flexibility across various design requirements.
• High Efficiency: With a switching frequency of up to 100kHz, the LT1111CN8#PBF allows for small inductor and capacitor sizes, which leads to a compact power supply design with high efficiency.
• Low Battery Detector: An integrated low battery detector with a programmable threshold adds value to battery-operated devices by providing an early warning of a low battery condition.
• Protection Features: Built-in features such as thermal shutdown, current limiting, and a low current (< 1µA) shutdown mode contribute to the safety and longevity of the end application.

Applications

The LT1111CN8#PBF is a versatile component that can be used in a variety of applications, including:

• Portable Instruments
• Medical Devices
• Wireless Communications
• Power Backup Systems
• Solar-Powered Applications

Package and Quality

The LT1111CN8#PBF is offered in an 8-pin PDIP package, ensuring ease of integration into a range of circuit board layouts. Linear Technology's commitment to high-quality manufacturing means that this regulator is a reliable choice for critical and demanding applications.

Whether you are designing a new product or looking to improve the efficiency and reliability of an existing one, the LT1111CN8#PBF from Linear Technology is an excellent choice for your power conversion needs.