Texas Instruments

TPS3801L30DCKR

The Texas Instruments TPS3801L30DCKR is a high-performance, low-power, single-channel input, high-side current shunt amplifier. It is designed to provide accurate current sensing and monitoring in various applications, such as battery management systems, motor control, and power management.

Description:

The TPS3801L30DCKR is a monolithic integrated circuit that combines a precision amplifier, a current sensing input, and a high-side switch in a single package. It is available in a small, thermally enhanced, 8-pin DFN (3x3mm) package, making it suitable for space-constrained applications.

Features:

1. Single-channel input, high-side current sensing
2. Wide input voltage range: 2.7V to 5.5V
3. Low quiescent current: 2.5µA (typical)
4. Programmable gain: 20V/V to 200V/V
5. Wide output voltage range: 0.5V to Vcc - 0.5V
6. High-side switch for load disconnect or reset functionality
7. Short-circuit protection and thermal shutdown
8. Small 8-pin DFN (3x3mm) package

Applications:

1. Battery management systems (BMS) for electric vehicles (EVs), plug-in hybrid electric vehicles (PHEVs), and energy storage systems
2. Motor control applications, such as brushless DC (BLDC) motors and stepper motors
3. Power management systems, including solar power systems and uninterruptible power supplies (UPS)
4. Energy harvesting systems
5. Industrial control and automation systems

The TPS3801L30DCKR offers a combination of high accuracy, low power consumption, and flexibility, making it an ideal choice for a wide range of current sensing applications. Its small form factor and thermally enhanced package also make it suitable for compact and thermally challenging environments.