STMicroelectronics

LD1117V25C

LD1117V25C Description

The LD1117V25C is a fixed output voltage linear regulator designed by STMicroelectronics, a leading manufacturer in the field of power management integrated circuits (PMICs). This regulator is part of the LD1117 family and is specifically configured to provide a stable 2.5V output voltage with a maximum output current of 800mA. It is housed in a TO220AB package, making it suitable for through-hole mounting.

LD1117V25C Features

• Output Type: Fixed, ensuring a consistent 2.5V output voltage.
• Input Voltage Range: Capable of handling input voltages up to 15V, providing flexibility in power supply design.
• Output Current: Delivers up to 800mA, suitable for a wide range of applications requiring moderate power.
• Dropout Voltage: A maximum dropout voltage of 1.3V at 800mA ensures efficient operation even at low input-to-output voltage differentials.
• Quiescent Current: Low quiescent current of 10mA minimizes power consumption during standby conditions.
• Power Supply Rejection Ratio (PSRR): Achieves 75dB at 120Hz, effectively filtering out noise from the input supply.
• Protection Features: Over-current and over-temperature protection safeguard the device and connected circuits from damage.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level (MSL): MSL 1 (unlimited) indicates high resistance to moisture, enhancing reliability in various environments.
• Packaging: Supplied in a tube package, facilitating easy handling and integration into manufacturing processes.

LD1117V25C Applications

The LD1117V25C is ideal for applications requiring a stable and reliable power supply with moderate current capabilities. Its fixed 2.5V output makes it suitable for powering microcontrollers, sensors, and other low-voltage electronics. Specific use cases include:

• Embedded Systems: Providing a stable power source for microcontrollers and embedded processors.
• Consumer Electronics: Ideal for powering low-voltage components in devices such as smartphones, tablets, and IoT devices.
• Industrial Automation: Suitable for powering sensors and actuators in industrial control systems.
• Telecommunications: Reliable power supply for low-voltage components in communication equipment.

Conclusion of LD1117V25C

The LD1117V25C from STMicroelectronics is a robust and reliable linear regulator that offers a fixed 2.5V output with a maximum current of 800mA. Its low dropout voltage, high PSRR, and comprehensive protection features make it a standout choice for applications requiring stable and efficient power delivery. While the product is marked as obsolete, its technical specifications and performance benefits continue to make it a valuable component for many applications. For those seeking a reliable and efficient power solution, the LD1117V25C remains a viable option.