LTC1261LCS8-4.5#PBF: A Robust Switched Capacitor Voltage Converter

The LTC1261LCS8-4.5#PBF is a highly efficient switched capacitor voltage converter designed and manufactured by Linear Technology, a brand synonymous with precision, reliability, and innovation in the field of analog integrated circuits. This compact and versatile component is ideal for applications requiring a regulated negative voltage from a single positive input voltage.

Key Features

• Input Voltage Range: The device operates with an input voltage range of 4.5V to 5.5V, making it suitable for standard 5V systems.
• Output Voltage: It provides a fixed output voltage of -4.5V, which can be beneficial for systems that require a stable negative supply.
• High Efficiency: The LTC1261LCS8-4.5#PBF utilizes switched capacitor technology to achieve high power conversion efficiency, minimizing heat generation and power loss.
• Low Quiescent Current: It features a low quiescent current, which is essential for battery-powered devices, helping to extend battery life.
• No External Diode: The design does not require an external diode, simplifying the circuit design and reducing the overall bill of materials.
• Compact Size: Housed in an 8-lead narrow SOIC package, this voltage converter is suitable for space-constrained applications.
• Thermal Protection: It includes thermal shutdown protection, safeguarding the device from potential damage due to overheating.

Applications

The LTC1261LCS8-4.5#PBF is a perfect choice for a wide range of applications, including but not limited to:

• Portable battery-powered equipment
• Operational amplifier power supplies
• Data acquisition systems
• Interface power supplies
• Negative voltage generation for biasing

Conclusion

With its robust feature set and compact design, the LTC1261LCS8-4.5#PBF from Linear Technology is an excellent solution for designers looking to integrate a reliable negative voltage source into their systems. Its ease of use, coupled with high efficiency and thermal protection, makes it a smart and safe choice for a multitude of electronic applications.