Texas Instruments

TPS79925DDCR

The TPS79925DDCR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and reliable voltage output for a wide range of applications, including portable devices, battery-powered systems, and industrial equipment.

Description:

The TPS79925DDCR is a compact, low-profile, and thermally efficient LDO regulator that operates from an input voltage range of 2.5V to 5.5V and provides a fixed output voltage of 2.5V, 2.8V, 3.0V, or 3.3V. It is available in a small DFN (Dual Flat No-Leads) package, making it suitable for space-constrained applications.

Features:

1. Low dropout voltage: The TPS79925DDCR has a low dropout voltage of 200mV at a 1A load, ensuring efficient operation even with low input voltages.
2. High output current: It can deliver up to 1A of continuous output current, making it suitable for powering various loads.
3. Low quiescent current: The LDO has a low quiescent current of 45µA (typical), which helps extend the battery life in portable devices.
4. Good load and line regulation: The TPS79925DDCR offers excellent load and line regulation, ensuring a stable output voltage under varying input voltage and load conditions.
5. Thermal protection: It includes an over-temperature protection feature that limits the device's temperature to prevent damage in case of overheating.
6. Small package: The DFN package is compact and suitable for space-constrained applications.

Applications:

1. Portable devices: The TPS79925DDCR is ideal for use in smartphones, tablets, and other portable devices that require a stable and efficient voltage regulator.
2. Battery-powered systems: Its low quiescent current makes it suitable for battery-powered applications, such as wireless sensors, wearable devices, and IoT devices.
3. Industrial equipment: The LDO can be used in industrial control systems, medical equipment, and other industrial applications that require a stable voltage supply.
4. Automotive systems: The TPS79925DDCR can be used in automotive applications, such as infotainment systems, instrument clusters, and body control modules.
5. General-purpose power supply: It can be used as a general-purpose voltage regulator in various electronic devices and systems that require a stable output voltage.