STMicroelectronics

LDK130C12R

The LDK130C12R is a low dropout (LDO) linear voltage regulator manufactured by STMicroelectronics. It is designed to provide a stable and reliable voltage output with low quiescent current, making it suitable for a wide range of applications. Here's a description of the LDK130C12R, including its features and applications:

Description:

The LDK130C12R is a low dropout linear voltage regulator with a fixed output voltage of 12V. It is available in a compact SOT-223 package, making it suitable for space-constrained applications. The regulator has an input voltage range of 13V to 28V, allowing it to accept a wide range of input voltages.

Features:

1. Low dropout voltage: The LDK130C12R has a low dropout voltage of 300mV at a 1A load, ensuring stable output voltage even with low input voltages.
2. High efficiency: The regulator offers high efficiency of up to 90% under light load conditions, reducing power dissipation and improving thermal performance.
3. Low quiescent current: The LDK130C12R has a low quiescent current of 70µA, which is ideal for battery-powered applications where power consumption is critical.
4. Output short-circuit protection: The regulator provides built-in short-circuit protection, which helps protect the device and the connected load from damage.
5. Thermal shutdown: The LDK130C12R features thermal shutdown protection, which disables the regulator if the temperature exceeds a safe threshold, preventing potential damage.
6. Enable function: The regulator includes an enable pin, allowing for easy control of the output voltage.
7. Wide input voltage range: The LDK130C12R can accept input voltages from 13V to 28V, making it suitable for various power supply scenarios.

Applications:

1. Portable devices: The low quiescent current and compact package make the LDK130C12R ideal for battery-powered applications, such as smartphones, tablets, and wearable devices.
2. Industrial equipment: The LDK130C12R can be used in industrial equipment that requires a stable 12V output, such as sensors, controllers, and communication devices.
3. Consumer electronics: The regulator is suitable for various consumer electronics applications, including home automation, gaming consoles, and set-top boxes.
4. Telecommunication systems: The LDK130C12R can be used in telecommunication systems for providing a stable 12V supply to power various components.
5. Medical devices: The low dropout voltage and high efficiency of the LDK130C12R make it suitable for medical devices that require a stable and reliable power supply.

In summary, the LDK130C12R is a versatile and efficient low dropout linear voltage regulator that offers a stable 12V output with a wide input voltage range and low quiescent current. Its features make it suitable for a variety of applications, including portable devices, industrial equipment, consumer electronics, telecommunication systems, and medical devices.