Linear Technology

LTC1550IGN#PBF

LTC1550IGN#PBF Description

The LTC1550IGN#PBF from Linear Technology is a high-performance, low-noise switched-capacitor voltage converter designed for precision power management in compact electronic systems. This negative-output charge pump regulator delivers an adjustable output voltage with a 10mA current capability, making it ideal for low-power applications. Operating within a 4.5V to 6.5V input range, it features a high switching frequency of 900kHz, enabling efficient power conversion with minimal external components. The device is packaged in a surface-mount form factor, suitable for space-constrained designs, and is classified as REACH Unaffected, ensuring compliance with environmental regulations.

LTC1550IGN#PBF Features

• Negative Adjustable Output: Provides flexibility in generating precise negative voltages for analog circuits.
• Low Noise Operation: Optimized for sensitive applications requiring minimal power supply interference.
• High Efficiency Charge Pump: Eliminates the need for inductors, reducing board space and cost.
• Wide Input Range (4.5V–6.5V): Supports common power rails in portable and industrial systems.
• Compact Surface-Mount Package: Ideal for high-density PCB layouts.
• Active Product Status: Ensures long-term availability and support.

LTC1550IGN#PBF Applications

• Portable Electronics: Negative bias generation for LCD displays, sensors, and audio amplifiers.
• Industrial Systems: Precision voltage inversion for data acquisition and instrumentation.
• Medical Devices: Low-noise power supplies for sensitive analog front-ends.
• Automotive Electronics: Auxiliary power management in infotainment and control systems.

Conclusion of LTC1550IGN#PBF

The LTC1550IGN#PBF stands out as a reliable, compact solution for generating adjustable negative voltages with low noise and high efficiency. Its inductorless design and wide input range make it a superior choice over traditional switching regulators in space-sensitive and noise-critical applications. Whether in portable gadgets, industrial equipment, or medical devices, this regulator delivers consistent performance with minimal external components, streamlining design and reducing BOM costs.