The TSM101C from STMicroelectronics is a highly integrated solution designed for precise voltage and current regulation, primarily used in battery chargers, power adapters, and various other power supply circuits. This versatile IC combines a voltage reference, two operational amplifiers (op-amps), and a low-power current sensing circuit in a single package, making it an ideal choice for compact and efficient power management solutions.

Key Features

• Precision Voltage Reference: The TSM101C features a stable and precise voltage reference of 2.5V, which is crucial for maintaining accurate control over the output voltage in power supply applications.
• Dual Operational Amplifiers: It includes two independent op-amps with a common-mode input voltage range that includes ground. This allows for a variety of configurations, including comparators or error amplifiers in feedback control loops.
• Current Sense: The device offers an integrated current sensing circuit, which enables the monitoring of the power supply output current, ensuring protection against overcurrent conditions and enabling the design of current-controlled feedback loops.
• Low Power Consumption: Designed with power efficiency in mind, the TSM101C operates with very low quiescent current, reducing power waste and enhancing the overall efficiency of the application.
• Wide Operating Voltage Range: This IC can operate over a broad input voltage range, accommodating various applications and ensuring flexibility in design.

Applications

The TSM101C is tailored for a range of applications that require precise voltage and current regulation. Its typical applications include:

• Battery Chargers
• Power Adapters
• Power Supplies for Consumer Electronics
• Portable Devices
• Green Energy Appliances

Package and Availability

The TSM101C is available in a small outline package, making it suitable for space-constrained applications. It is widely available through STMicroelectronics' distribution network, ensuring easy access for designers and manufacturers.