LD39200PU33R

The LD39200PU33R is a low-dropout (LDO) voltage regulator manufactured by STMicroelectronics, designed to provide a stable output voltage with high efficiency and low noise. This component is particularly suitable for powering sensitive analog and digital circuits, making it ideal for applications in consumer electronics, automotive systems, and industrial equipment.

Key Features:

1. Output Voltage: The LD39200PU33R provides a fixed output voltage of 3.3V, which is commonly used in various electronic devices.

2. Input Voltage Range: It operates with a wide input voltage range, typically from 2.5V to 16V, allowing it to be used in diverse applications with different power supply requirements.

3. Low Dropout Voltage: The LDO features a low dropout voltage, typically around 300mV at full load, which means it can maintain regulation even when the input voltage is close to the output voltage. This characteristic is crucial for battery-powered devices where maximizing battery life is essential.

4. Output Current: The LD39200PU33R can deliver a maximum output current of up to 200mA, making it suitable for powering low to moderate load applications.

5. Quiescent Current: It has a low quiescent current, which helps in reducing power consumption, especially in battery-operated devices.

6. Thermal Protection: The device includes built-in thermal shutdown protection, which prevents damage due to overheating by shutting down the regulator if the junction temperature exceeds a certain threshold.

7. Short-Circuit Protection: It also features short-circuit protection, ensuring that the device can withstand fault conditions without sustaining damage.

8. Noise Performance: The LD39200PU33R is designed to provide low output noise, making it suitable for powering sensitive analog circuits that require clean power.

9. Package Type: The component is available in a compact SOT-23-5 package, which is ideal for space-constrained applications. This package type also aids in thermal dissipation.

10. Applications: Typical applications include powering microcontrollers, sensors, RF modules, and other low-power devices in portable electronics, automotive electronics, and industrial control systems.

Electrical Characteristics:

• Output Voltage Tolerance: ±2% at room temperature.
• Load Regulation: Typically low, ensuring stable output voltage under varying load conditions.
• Line Regulation: Maintains output voltage stability with changes in input voltage.

Conclusion:

The LD39200PU33R from STMicroelectronics is a versatile and efficient LDO voltage regulator that combines a range of protective features with low power consumption and compact packaging. Its specifications make it an excellent choice for designers looking to implement reliable power management solutions in a variety of electronic applications.