Texas Instruments

LP2951-33DRGR  

Linear & Switching Voltage Regulators

The LP2951-33DRGR 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. Here is a brief description of the model, its features, and potential applications:

Description:

The LP2951-33DRGR is a precision micropower low-dropout (LDO) voltage regulator that offers excellent thermal performance and low quiescent current. It is available in a small DFN (Dual Flat No Lead) package, making it suitable for compact and space-constrained designs.

Features:

1. Output Voltage: The LP2951-33DRGR provides a fixed output voltage of 3.3V.
2. Low Dropout Voltage: It has a low dropout voltage, which means it can regulate the output voltage even when the input voltage is close to the output voltage.
3. Micropower Operation: The device operates with a very low quiescent current, making it ideal for battery-powered applications.
4. High PSRR: It offers a high power supply rejection ratio (PSRR), which minimizes the impact of input voltage noise on the output voltage.
5. Thermal Protection: The LDO includes thermal shutdown protection to prevent damage due to overheating.
6. Small Package: The device is available in a compact DFN package, which is suitable for space-constrained applications.

Applications:

1. Portable Electronics: Due to its low power consumption and small form factor, the LP2951-33DRGR is well-suited for use in portable electronic devices such as smartphones, tablets, and wearables.
2. IoT Devices: The LDO can be used in Internet of Things (IoT) devices where low power consumption and stable voltage regulation are critical.
3. Sensors and Transducers: The LP2951-33DRGR can provide a stable power supply for various types of sensors and transducers that require a precise voltage reference.
4. Medical Devices: In medical devices where reliability and precision are essential, the LP2951-33DRGR can be used to ensure a stable power supply.
5. Industrial Equipment: The LDO can be used in industrial equipment where a stable and reliable power supply is required for sensitive components.

In summary, the LP2951-33DRGR is a versatile and efficient LDO voltage regulator that offers a stable 3.3V output with low power consumption and excellent thermal performance, making it suitable for a wide range of applications, particularly those requiring precision voltage regulation and low power consumption.

LP2951-33DRGR Documents

Download datasheets and manufacturer documentation for LP2951-33DRGR

Datasheets :

LP2950/51      

Design Resources :

LP2951-33 Design with WEBENCH® Power Designer