The TC1121COA is a high-performance, versatile charge pump voltage converter from Microchip Technology. This device is designed to provide a reliable and efficient solution for applications requiring voltage inversion or doubling. It is particularly suitable for battery-powered devices, as it operates with a very low quiescent current, thereby extending battery life.

Key Features

• High Power Efficiency: The TC1121COA operates with a typical efficiency of 99% at 100 mA, making it one of the most power-efficient converters in the market.
• Voltage Inversion/Doubling: This device can invert the input voltage or double it, providing design flexibility for various applications.
• Low Quiescent Current: It features a low quiescent current of 80 µA (typical), which is critical for battery-operated devices where power conservation is paramount.
• Wide Input Voltage Range: The input voltage range is from 2.5V to 5.5V, allowing the device to be used with a variety of power sources.
• High Output Current: The TC1121COA can deliver up to 100 mA of output current, sufficient for a range of low-power applications.
• Thermal Shutdown Protection: It includes thermal shutdown protection to safeguard the device from overheating during high current operations.
• Small Package Size: Available in an 8-pin SOIC package, the TC1121COA is designed for compact PCB layouts.

Applications

The TC1121COA is ideal for a variety of applications, including but not limited to:

• Battery-powered devices
• Handheld instruments
• Portable medical equipment
• Operational amplifier power supplies
• Memory backup circuits

With its high efficiency, low power consumption, and flexible voltage conversion capabilities, the TC1121COA from Microchip Technology is a top choice for designers looking to optimize their power management solutions in space-constrained and power-sensitive applications.