Texas Instruments

TPS76801QPWP

The TPS76801QPWP is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This device is designed to provide a stable and reliable voltage output for various applications, particularly in battery-powered systems where low power consumption is crucial.

Description:

The TPS76801QPWP is a small, compact LDO regulator that operates with an input voltage range of 1.9V to 5.5V and can deliver an adjustable output voltage between 0.9V and 5V. It is available in a 10-pin, 2mm x 2mm WQFN package, making it suitable for space-constrained applications.

Features:

1. Low dropout voltage: The TPS76801QPWP has a low dropout voltage of typically 250mV at maximum load, ensuring efficient power delivery even under low input voltage conditions.
2. High PSRR: The device offers a high power supply rejection ratio (PSRR) of -65dB at 1kHz, providing stable output voltage under varying input voltage conditions.
3. Adjustable output voltage: The output voltage can be easily adjusted using an external resistor divider, allowing for customization to specific application requirements.
4. Low quiescent current: The LDO regulator consumes a low quiescent current of 5.5µA, making it suitable for battery-powered applications where power efficiency is critical.
5. Enable function: The TPS76801QPWP features an enable pin, allowing the user to turn the regulator on or off as needed, further conserving power.
6. Short-circuit protection: The device includes built-in short-circuit protection to prevent damage in case of a short circuit at the output.
7. Thermal shutdown: The LDO regulator has a thermal shutdown feature that protects the device from overheating by disabling the output if the temperature exceeds a certain threshold.

Applications:

1. Portable electronics: The TPS76801QPWP is ideal for use in battery-powered portable devices such as smartphones, tablets, and wearables, where efficient power management is essential.
2. IoT devices: The low power consumption and adjustable output voltage make this LDO regulator suitable for Internet of Things (IoT) devices, where power efficiency and flexibility are crucial.
3. Medical devices: The TPS76801QPWP can be used in battery-operated medical devices, providing a stable and reliable voltage supply for sensitive applications.
4. Industrial equipment: The device can also be used in industrial applications where a stable and low-noise voltage supply is required, such as in sensor interfaces and microcontroller power supplies.
5. Automotive electronics: The TPS76801QPWP can be used in automotive applications where a low-dropout voltage regulator with low quiescent current is needed, such as infotainment systems and sensor power supplies.

In summary, the Texas Instruments TPS76801QPWP is a low-dropout linear voltage regulator that offers a combination of high efficiency, adjustable output voltage, and low power consumption, making it suitable for a wide range of applications, particularly in battery-powered and space-constrained systems.