STMicroelectronics

LD2982BM15R

LD2982BM15R Description

The LD2982BM15R is a linear regulator designed by STMicroelectronics, a leading manufacturer in the electronics industry. This regulator is part of the Power Management Integrated Circuits (PMIC) category and is known for its high performance and reliability. The LD2982BM15R features a fixed output voltage of 1.5V and is capable of delivering a maximum output current of 50mA. It operates with a maximum input voltage of 16V and boasts a low dropout voltage of 0.225V at 50mA, making it highly efficient even at low input-to-output voltage differentials.

LD2982BM15R Features

The LD2982BM15R offers several unique features that set it apart from similar models. It has a low quiescent current of 150 µA, which is crucial for applications where power consumption needs to be minimized. The regulator also includes an enable control feature, allowing for dynamic control of the output voltage. Additionally, it provides over-current and over-temperature protection, ensuring robustness and reliability in various operating conditions.

The regulator is housed in a compact SOT23-5 package, making it suitable for surface-mount applications. It is RoHS3 compliant and REACH unaffected, ensuring compliance with environmental regulations. The LD2982BM15R also has a high power supply rejection ratio (PSRR) of 45dB at 1kHz, which helps in maintaining a stable output voltage even in the presence of input voltage noise.

LD2982BM15R Applications

The LD2982BM15R is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and fixed output voltage make it suitable for battery-powered devices, portable electronics, and low-power systems. The enable control feature allows for easy integration into systems that require dynamic power management. The regulator's compact size and surface-mount package make it a perfect fit for space-constrained designs.

Conclusion of LD2982BM15R

In conclusion, the LD2982BM15R from STMicroelectronics is a high-performance linear regulator that offers a combination of efficiency, reliability, and flexibility. Its low dropout voltage, low quiescent current, and enable control feature make it an excellent choice for a wide range of applications. Despite being marked as obsolete, the LD2982BM15R remains a viable option for designers looking for a robust and efficient power management solution.