STMicroelectronics

LDCL015M33R

LDCL015M33R Description

The LDCL015M33R from STMicroelectronics is a high-performance, fixed-output linear voltage regulator designed to deliver a stable 3.3V output with a maximum input voltage of 5.5V. This compact SOT23-5 packaged IC is optimized for low-power applications, offering an output current of 150mA and a low quiescent current of 160 µA, making it ideal for battery-operated devices. With its positive output configuration and single regulator design, it ensures reliable voltage regulation in space-constrained applications. The device is RoHS3 compliant, REACH unaffected, and rated for MSL 1 (Unlimited) moisture sensitivity, ensuring robust environmental compliance.

LDCL015M33R Features

• High Efficiency: Low dropout voltage and minimal quiescent current (160 µA) enhance power efficiency.
• Robust Protection: Integrated over-current, over-temperature, and short-circuit protection safeguards against fault conditions.
• Excellent Noise Rejection: PSRR of 52dB to 51dB (1kHz–10kHz) ensures clean output in noise-sensitive applications.
• Compact & Reliable: SOT23-5 package with surface-mount compatibility suits space-constrained PCB designs.
• Control Flexibility: Enable pin allows for power management, reducing standby power consumption.
• Wide Operating Range: Supports input voltages up to 5.5V, accommodating various power sources.

LDCL015M33R Applications

• Portable Electronics: Ideal for wearables, IoT sensors, and handheld devices due to low Iq and small footprint.
• Embedded Systems: Provides stable power for microcontrollers, FPGAs, and memory modules in industrial/consumer applications.
• Automotive & Industrial: Suitable for low-power control circuits where reliability and thermal protection are critical.
• Medical Devices: Ensures noise-free voltage supply for patient monitoring systems and portable diagnostic tools.

Conclusion of LDCL015M33R

The LDCL015M33R stands out as a versatile, high-efficiency linear regulator, combining low power consumption, robust protection, and compact packaging. Its 52dB PSRR and enable control make it superior to basic LDOs, while its 150mA output suits a broad range of low-power applications. Whether for battery-powered IoT nodes, industrial controls, or medical electronics, this regulator delivers reliable performance with minimal design overhead. Its compliance with RoHS3 and REACH further ensures suitability for global markets.