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LTC1261CS#PBF

LTC1261CS#PBF Description

The LTC1261CS#PBF from Analog Devices Inc. is a high-performance, adjustable negative voltage charge pump DC-DC switching regulator. Designed for precision power management, it delivers a regulated output voltage with a maximum current capability of 12mA. Operating within an input voltage range of 3V to 8V, this device is optimized for efficiency, featuring a 550kHz switching frequency for compact power solutions. The LTC1261CS#PBF is housed in a 14-pin SOIC package, making it suitable for surface-mount applications where space and reliability are critical. Its negative output configuration and adjustable output voltage provide flexibility for diverse circuit requirements.

LTC1261CS#PBF Features

• Adjustable Negative Output: Enables precise voltage regulation for specialized applications.
• Wide Input Range (3V–8V): Supports operation from standard power sources, including batteries and low-voltage rails.
• High Switching Frequency (550kHz): Reduces external component size, enabling compact designs.
• Low Output Current (12mA): Ideal for low-power systems such as sensors and portable devices.
• Single Output, Charge Pump Topology: Eliminates the need for inductors, simplifying PCB layout.
• Robust Compliance: ROHS3 Compliant and REACH Unaffected, ensuring environmental and regulatory adherence.
• Operating Temperature (0°C to 70°C): Suitable for commercial-grade applications.

LTC1261CS#PBF Applications

The LTC1261CS#PBF excels in applications requiring compact, inductor-free negative voltage generation, including:

• Portable Electronics: Powering op-amps, data converters, and LCD bias circuits in handheld devices.
• Industrial Sensors: Providing stable negative rails for signal conditioning and sensor interfaces.
• Telecom Systems: Generating auxiliary voltages in communication modules and RF components.
• Test & Measurement Equipment: Delivering precision negative supplies for analog instrumentation.
• Battery-Powered Systems: Efficiently converting low-voltage inputs for mixed-signal circuits.

Conclusion of LTC1261CS#PBF

The LTC1261CS#PBF stands out as a reliable, space-efficient solution for generating adjustable negative voltages in low-power systems. Its high switching frequency, wide input range, and compliance with environmental standards make it a preferred choice for engineers designing portable, industrial, and telecom applications. By eliminating inductors and offering a compact footprint, this regulator simplifies design while maintaining performance, making it a versatile component in modern electronics.