STMicroelectronics

LDK220PU27R

LDK220PU27R Description

The LDK220PU27R is a high-performance linear voltage regulator designed by STMicroelectronics, offering a fixed output voltage of 2.7V and capable of delivering up to 200mA of output current. This regulator is optimized for low dropout operation, with a maximum dropout voltage of 0.35V at full load, making it ideal for applications where input voltage is close to the required output voltage. The device features a maximum input voltage of 13.2V and a quiescent current of just 90 µA, ensuring high efficiency and minimal power consumption even under light load conditions.

The LDK220PU27R is housed in a compact 6DFN package, suitable for surface-mount applications, and is REACH unaffected and ROHS3 compliant, adhering to stringent environmental standards. It also features an enable control function, allowing for dynamic power management and reduced power consumption during standby periods. The regulator includes over-current and over-temperature protection features, ensuring robust and reliable operation under various conditions.

LDK220PU27R Features

• Output Type: Fixed
• Output Voltage: 2.7V
• Output Current: 200mA
• Input Voltage Range: Up to 13.2V
• Low Dropout Voltage: 0.35V @ 200mA
• Quiescent Current: 90 µA
• Power Supply Current: 100 µA (max)
• Package Type: 6DFN, Surface Mount
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• PSRR: 55dB to 50dB (120Hz to 10kHz)
• Environmental Compliance: REACH Unaffected, ROHS3 Compliant
• Moisture Sensitivity Level: MSL 1 (Unlimited)

LDK220PU27R Applications

The LDK220PU27R is well-suited for a variety of applications where low dropout voltage and high efficiency are critical. Its compact size and surface-mount package make it ideal for space-constrained designs. Some specific use cases include:

• Portable Electronics: Ideal for battery-powered devices where input voltage can vary significantly, and low dropout voltage ensures maximum battery life.
• Telecommunications: Suitable for powering sensitive analog circuits in communication modules, benefiting from the regulator's low noise and high PSRR.
• Industrial Equipment: Provides reliable power regulation in industrial control systems, where over-current and over-temperature protection features enhance system robustness.
• Medical Devices: Ensures stable power supply in medical equipment, where precise voltage regulation and low dropout are essential for maintaining performance.

Conclusion of LDK220PU27R

The LDK220PU27R from STMicroelectronics stands out as a reliable and efficient linear voltage regulator, offering a unique combination of low dropout voltage, high efficiency, and robust protection features. Its compact 6DFN package and surface-mount design make it suitable for a wide range of applications, from portable electronics to industrial and medical devices. The enable control function and environmental compliance further enhance its versatility and market appeal. For engineers and designers seeking a high-performance, low dropout regulator, the LDK220PU27R is an excellent choice.