LP2951ACD-3.3R2G: A Precision 3.3V Low-Dropout Voltage Regulator from onsemi

In the realm of power management, stability and efficiency are paramount. The LP2951ACD-3.3R2G from onsemi stands out as a high-performance, fixed-output low-dropout (LDO) voltage regulator designed to deliver a precise 3.3V output with exceptional accuracy and reliability. This device is engineered to meet the demanding requirements of modern electronic systems, including battery-powered applications, embedded systems, and portable devices, where maintaining a stable voltage supply is critical.

One of the key features of the LP2951ACD-3.3R2G is its low dropout voltage, typically 380mV at 100mA load current. This allows the regulator to maintain regulation even when the input voltage is very close to the output voltage, extending battery life and improving efficiency in applications with tight voltage margins. With a maximum input voltage of 30V, it offers flexibility across a wide range of power sources.

The device boasts high output accuracy, within ±1% under specified conditions, ensuring consistent performance for sensitive loads. It incorporates multiple protection features, including current limiting and thermal shutdown, safeguarding both the regulator and the downstream circuitry from fault conditions. Additionally, the LP2951 series includes an error flag output that warns of a low output voltage, often due to an insufficient input voltage or excessive load, enhancing system diagnostics.

Housed in a space-efficient SOIC-8 package, the LP2951ACD-3.3R2G is suitable for compact PCB designs. Its low quiescent current and low noise characteristics make it ideal for powering microcontrollers, sensors, and other critical components where clean, stable power is non-negotiable.

ICGOOODFIND

The LP2951ACD-3.3R2G is a robust and reliable LDO regulator, offering precision, protection, and power efficiency for a multitude of 3.3V applications.

Keywords:

Low-Dropout Regulator, 3.3V Output, Voltage Regulation, onsemi, Power Management