STMicroelectronics

LD1086DT15R  

Linear & Switching Voltage Regulators

LD1086DT15R Description

The LD1086DT15R is a fixed output linear voltage regulator designed by STMicroelectronics, offering a stable 1.5V output voltage with a maximum output current of 1.5A. This regulator is housed in a DPAK package, making it suitable for surface-mount applications. Despite being marked as obsolete, the LD1086DT15R remains a reliable choice for applications requiring a robust and efficient power supply solution. It features a maximum input voltage of 30V and a dropout voltage of 1.5V at full load, ensuring efficient operation even under varying input conditions. The regulator also includes over-current and over-temperature protection features, enhancing its reliability and safety in diverse operating environments.

LD1086DT15R Features

• Fixed Output Voltage: The LD1086DT15R provides a stable 1.5V output voltage, making it ideal for applications requiring a consistent power supply.
• High Output Current: With a maximum output current of 1.5A, this regulator can support a wide range of devices and circuits that demand higher current levels.
• Low Dropout Voltage: The regulator has a dropout voltage of 1.5V at 1.5A, ensuring efficient operation even when the input voltage is close to the output voltage.
• Over-Current and Over-Temperature Protection: These protection features safeguard the regulator and connected devices from potential damage due to excessive current or temperature.
• Surface-Mount Package: The DPAK package is suitable for surface-mount technology (SMT), facilitating easy integration into modern PCB designs.
• High PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 82dB at 120Hz, effectively filtering out noise from the input supply.
• Compliance and Safety: The LD1086DT15R is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 1 (unlimited), the regulator is suitable for storage and handling in various environmental conditions.

LD1086DT15R Applications

The LD1086DT15R is well-suited for a variety of applications where a stable and efficient power supply is crucial. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and other portable electronics that require a stable 1.5V supply.
• Industrial Equipment: Suitable for industrial applications where reliability and efficiency are paramount, such as in control systems and instrumentation.
• Telecommunications: Can be used in telecom equipment for stable power supply needs, ensuring uninterrupted operation.
• Automotive Electronics: Given its robustness and protection features, the regulator can be employed in automotive applications where reliability and safety are critical.

Conclusion of LD1086DT15R

The LD1086DT15R, despite being marked as obsolete, remains a reliable and efficient linear voltage regulator. Its fixed 1.5V output and capability to deliver up to 1.5A make it suitable for a wide range of applications. The low dropout voltage and high PSRR ensure efficient and noise-free operation, while over-current and over-temperature protection features enhance its reliability. The DPAK package and surface-mount compatibility make it easy to integrate into modern PCB designs. For applications requiring a stable 1.5V supply, the LD1086DT15R is an excellent choice, offering a balance of performance, reliability, and compliance with industry standards.

LD1086DT15R Documents

Download datasheets and manufacturer documentation for LD1086DT15R