Texas Instruments

PGA280AIPWR

The PGA280AIPWR is a high-performance, low-dropout (LDO) linear voltage regulator offered by Texas Instruments. This device is designed to provide a stable and precise output voltage to power sensitive and low-power applications. Here's a detailed description, features, and applications of the PGA280AIPWR:

Description:

The PGA280AIPWR is a low-dropout linear regulator with an ultra-low quiescent current (Iq) of 2.5 µA (typical), making it ideal for battery-powered applications. It is available in a small, thermally enhanced WSON package, which makes it suitable for space-constrained designs. The device features a wide input voltage range of 1.9V to 5.5V and offers a typical line regulation of 0.5% and load regulation of 0.3%.

Features:

1. Ultra-low quiescent current: 2.5 µA (typical) to extend battery life in portable applications.
2. Wide input voltage range: 1.9V to 5.5V, making it suitable for various power supply scenarios.
3. High accuracy output voltage: ±1% (typical) for reliable and stable output voltage.
4. Low dropout voltage: 300mV (typical) at 1A load, ensuring efficient power delivery even under heavy loads.
5. Small package size: WSON package for space-constrained applications.
6. Enable function: Allows the regulator to be turned on or off, reducing power consumption when not in use.
7. Overcurrent protection: Protects the device from overcurrent conditions.
8. Thermal shutdown: Protects the device from overheating in case of an abnormal condition.

Applications:

1. Portable devices: Smartphones, tablets, and wearables, where low power consumption is critical.
2. IoT devices: Low-power sensors and modules that require a stable power supply with minimal power consumption.
3. Medical devices: Devices that require a stable and precise voltage supply for sensitive applications.
4. Industrial equipment: Systems that require a low-noise and low-dropout voltage regulator for reliable operation.
5. Consumer electronics: Devices that require a stable power supply with low power consumption, such as wireless headphones and portable speakers.

In summary, the PGA280AIPWR is a high-performance, low-dropout linear voltage regulator from Texas Instruments that offers excellent accuracy, low quiescent current, and a wide input voltage range. It is suitable for a variety of applications, particularly those that require a stable and precise output voltage with minimal power consumption.