LTC1550LCS8-2.5#PBF - Low Noise, Switched-Capacitor Voltage Converter

The LTC1550LCS8-2.5#PBF is a high-performance, low-noise switched-capacitor voltage converter designed and manufactured by Linear Technology. This device is part of a family of easy-to-use negative voltage regulators that do not require any inductors, providing a compact solution for applications requiring a low-noise negative voltage generated from a positive input voltage.

This particular model, the LTC1550LCS8-2.5#PBF, is capable of generating a fixed -2.5V output from an input voltage ranging from 2.7V to 5.5V. The device is housed in an 8-lead SOIC package, making it suitable for space-constrained applications. It is also characterized by its low output noise, which makes it an ideal choice for precision analog circuits, such as operational amplifier systems and data conversion systems that require a clean power supply.

Key features of the LTC1550LCS8-2.5#PBF include:

• Fixed Output Voltage: Provides a stable -2.5V output voltage, which is essential for consistent performance in sensitive electronic circuits.
• High Efficiency: The switched-capacitor design allows for efficient operation, minimizing power loss and extending battery life in portable applications.
• Low Output Noise: With its low noise characteristics, this voltage converter is particularly useful in precision applications where signal integrity is critical.
• No Inductor Required: The absence of an inductor simplifies the circuit design and reduces the overall size of the power supply, making it ideal for compact electronic devices.
• Wide Input Voltage Range: The device can operate with input voltages from 2.7V to 5.5V, accommodating a variety of power sources.
• Thermal Protection: Built-in thermal shutdown ensures the device operates within safe temperature limits, enhancing reliability.

The LTC1550LCS8-2.5#PBF is a robust and reliable solution for generating a clean and stable negative voltage in a wide range of applications, including portable electronics, battery-powered devices, and precision analog systems. Its ease of use, coupled with its low-noise performance, makes it a preferred choice for designers looking for an efficient and space-saving power conversion solution.