STMicroelectronics

LD2980ABM30TR

LD2980ABM30TR Description

The LD2980ABM30TR is a low-dropout (LDO) linear voltage regulator from STMicroelectronics, designed to deliver a fixed 3V output with a maximum current of 50mA. It operates with an input voltage range up to 16V, making it suitable for a variety of power management applications. This regulator features a low dropout voltage of 0.225V @ 50mA, ensuring efficient performance even when the input voltage is close to the output level. With a quiescent current of just 150 µA and a supply current of 1.2 mA (max), it is optimized for battery-powered and energy-sensitive systems. The device is housed in a compact SOT23-5 package, ideal for space-constrained designs.

LD2980ABM30TR Features

• Fixed 3V Output: Stable voltage regulation for precision applications.
• Low Dropout Voltage: 0.225V @ 50mA minimizes power loss.
• Wide Input Range: Supports up to 16V, accommodating various power sources.
• Ultra-Low Quiescent Current: 150 µA extends battery life in portable devices.
• High PSRR: 63dB @ 1kHz ensures noise suppression for sensitive circuits.
• Enable Control: Allows power management via an external signal.
• Protection Features: Includes over-current and over-temperature safeguards.
• Compact & RoHS3 Compliant: SOT23-5 package meets environmental and space-saving requirements.

LD2980ABM30TR Applications

This LDO regulator is ideal for:

• Battery-Powered Devices: Such as IoT sensors, wearables, and medical instruments, where low quiescent current is critical.
• Industrial Control Systems: Providing stable voltage to microcontrollers, sensors, and communication modules.
• Automotive Electronics: Supporting infotainment and low-power auxiliary systems within the 16V input range.
• Consumer Electronics: Powering portable audio devices, smart home gadgets, and other compact electronics.

Conclusion of LD2980ABM30TR

The LD2980ABM30TR stands out as a high-performance LDO regulator, combining low power consumption, high PSRR, and robust protection features in a miniature package. Its ability to operate efficiently with minimal dropout voltage makes it a superior choice for energy-efficient and space-sensitive designs. Whether in industrial, automotive, or consumer applications, this regulator ensures reliable power delivery while meeting stringent environmental and performance standards.