Product Overview: LT1175IQ#PBF

The LT1175IQ#PBF is a high-performance negative low dropout regulator designed and manufactured by Linear Technology, now part of Analog Devices. This robust voltage regulator is specifically crafted to deliver a consistent and reliable performance for a wide range of applications requiring negative voltage regulation. With its advanced design, the LT1175IQ#PBF ensures stability and efficiency, making it an ideal choice for demanding environments.

Key Features

• Low Dropout Voltage: The device offers a low dropout voltage, which ensures efficient operation even when the input voltage is close to the output voltage, thus improving system efficiency and battery life in portable applications.
• Adjustable Output: It provides an adjustable output from -2.5V to -20V, which allows for flexibility in a wide range of applications, giving designers the freedom to set the output voltage to their specific requirements using external resistors.
• High Output Current: Capable of delivering up to 500mA of output current, the LT1175IQ#PBF can support applications with higher power demands without compromising performance.
• Thermal Protection: The regulator includes built-in thermal protection that safeguards the device against excessive temperature and potential damage, ensuring long-term reliability.
• Low Quiescent Current: With a low quiescent current of only 500µA (operating) and 10µA (in shutdown), it is highly suitable for battery-powered and energy-sensitive applications.

Applications

The LT1175IQ#PBF is versatile and can be used in various applications, including:

• Battery-powered devices
• Automotive electronics
• Portable instrumentation
• Power supplies
• Linear regulators replacement

Product Specifications

Encased in a robust 5-lead TO-220 package, the LT1175IQ#PBF is designed to withstand challenging conditions while maintaining its performance. The operating temperature range from -40°C to 125°C ensures reliability across a broad spectrum of environments.

Conclusion

With its combination of features such as low dropout voltage, adjustable output, high output current, thermal protection, and low quiescent current, the LT1175IQ#PBF from Linear Technology is a highly reliable and efficient solution for negative voltage regulation needs in a variety of electronic applications.