Linear Technology's LT1117IST-2.85#PBF Voltage Regulator

The LT1117IST-2.85#PBF is a robust fixed voltage regulator designed by Linear Technology, which is renowned for its reliability and efficiency in power management applications. This 3-terminal positive voltage regulator is capable of supplying an output of 2.85V with a dropout voltage of typically 1.2V at a full load of 800mA. Its design is optimized to work with a wide variety of input voltages and load conditions, making it a versatile choice for various electronic devices and systems.

Constructed in a surface-mount package, the LT1117IST-2.85#PBF is particularly suitable for space-constrained applications. Its SOT-223 package ensures a compact footprint while providing adequate thermal performance for dissipating heat generated during operation. The device's lead-free composition is denoted by the #PBF suffix, indicating that it complies with RoHS (Restriction of Hazardous Substances) directives, making it an environmentally friendly option for modern electronics.

Key features of the LT1117IST-2.85#PBF include its low dropout performance, which ensures efficiency even when the input voltage is close to the output voltage, and its protection mechanisms, such as overcurrent and overtemperature protection, which safeguard the device and the connected load from potential damage. Additionally, the regulator has an adjustable current limit and requires only a low-ESR output capacitor for stability, which can be a ceramic type for space-saving benefits.

The LT1117IST-2.85#PBF is commonly used in portable electronics, microprocessor power supplies, and peripheral applications where a stable and precise voltage is necessary. Its ease of use, combined with Linear Technology's reputation for high-quality power solutions, makes this voltage regulator a dependable choice for engineers and designers looking to enhance their power management systems.

Overall, the LT1117IST-2.85#PBF from Linear Technology stands out for its performance, compact design, and compliance with environmental standards, offering a practical solution for a wide range of power regulation needs.