Linear Technology's LT3091IDE#PBF: Precision Adjustable Current Source and Voltage Regulator

The LT3091IDE#PBF is a high-performance, adjustable linear regulator designed by Linear Technology to offer precision current control and stable voltage regulation. This device is part of the LT3091 series, which is renowned for its reliability and versatility in a wide range of applications including power supply, battery charging, and LED driving.

Key Features

• Wide Input Voltage Range: The LT3091IDE#PBF can operate with an input voltage range from 1.8V to 36V, making it suitable for various supply voltages.
• Adjustable Output: Users can adjust the output voltage from 0.8V to 34V and set the output current from 1.5mA to 1.5A, providing flexibility for different design requirements.
• Low Dropout Voltage: The device features a low dropout voltage of only 300mV at full load, which enhances efficiency and allows operation under low headroom conditions.
• High Accuracy: With a reference voltage accuracy of ±1%, the LT3091IDE#PBF ensures precise voltage regulation and current control for sensitive applications.
• Thermal Protection: It includes internal thermal limit protection that safeguards the device and the application from overheating and potential damage.

Robust Design for Diverse Applications

The LT3091IDE#PBF is designed with a robust feature set that makes it ideal for various demanding applications. Its ability to act as both a current source and a voltage regulator adds to its versatility. This component is particularly useful in applications requiring a high level of precision and stability, such as test equipment, power supplies, and constant-current sources.

Package and Reliability

Packaged in a 12-lead DFN (4mm x 3mm), the LT3091IDE#PBF is compact and suitable for space-constrained applications. The device is also characterized for operation from -40°C to 125°C, ensuring reliable performance in a broad range of environmental conditions.

Overall, the LT3091IDE#PBF from Linear Technology stands out as a versatile, precise, and reliable component for designers looking to implement an adjustable current source or voltage regulator in their electronic designs.