Microchip Technology

LR12K4-G  

Linear & Switching Voltage Regulators

LR12K4-G Description

The LR12K4-G from Microchip Technology is a high-performance linear regulator designed for a wide range of power management applications. This IC features an adjustable output voltage, making it highly versatile for various electronic systems. With a maximum input voltage of 100V and a maximum output voltage of 88V, the LR12K4-G is capable of handling significant voltage ranges, ensuring robust performance in diverse environments. The regulator delivers a maximum output current of 50mA, providing stable power to sensitive circuits.

The LR12K4-G is housed in a TO252-3 package, which is ideal for surface-mount applications, offering a compact and reliable solution for modern electronics. The regulator's output configuration is positive, and it features a minimum output voltage of 1.2V, providing flexibility in setting the desired output level. The device is equipped with over-temperature protection, ensuring safe operation under varying conditions.

LR12K4-G Features

• Adjustable Output Voltage: The LR12K4-G offers an adjustable output voltage ranging from 1.2V to 88V, providing flexibility to meet specific application requirements.
• High Input Voltage Range: With a maximum input voltage of 100V, the regulator can handle a wide range of input voltages, making it suitable for various power supply scenarios.
• Low Dropout Voltage: The low dropout voltage ensures high efficiency, especially in applications with tight voltage margins.
• Over-Temperature Protection: The regulator includes over-temperature protection, safeguarding the device and connected circuits from thermal damage.
• High PSRR: The LR12K4-G boasts a power supply rejection ratio (PSRR) of 60dB at 120Hz, effectively filtering out noise from the input power supply and ensuring clean output voltage.
• Surface-Mount Packaging: The TO252-3 package is ideal for surface-mount technology (SMT), offering a compact and reliable solution for modern electronic designs.
• Compliance and Reliability: The LR12K4-G is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory compliance. It also has a moisture sensitivity level (MSL) of 3, suitable for a 168-hour exposure period.

LR12K4-G Applications

The LR12K4-G is well-suited for a variety of applications where stable and adjustable voltage regulation is required. Some specific use cases include:

• Industrial Control Systems: The wide input voltage range and adjustable output make it ideal for powering sensors, actuators, and control modules in industrial environments.
• Telecommunications: The regulator's high input voltage capability and low dropout voltage are beneficial for powering communication equipment and base stations.
• Automotive Electronics: The LR12K4-G can be used in automotive applications where voltage fluctuations are common, ensuring reliable power supply to critical systems.
• Medical Devices: The device's reliability and compliance with environmental standards make it suitable for powering medical equipment where precision and safety are paramount.
• Consumer Electronics: The compact packaging and adjustable output voltage are ideal for powering portable devices, consumer electronics, and IoT devices.

Conclusion of LR12K4-G

The LR12K4-G from Microchip Technology stands out as a versatile and reliable linear regulator, offering adjustable output voltage, high input voltage capability, and robust protection features. Its compact surface-mount packaging and compliance with environmental standards make it an excellent choice for modern electronic designs. Whether used in industrial control systems, telecommunications, automotive electronics, medical devices, or consumer electronics, the LR12K4-G ensures stable and efficient power management. Its unique features and performance benefits position it as a superior option compared to similar models in the market, making it an ideal choice for engineers and designers seeking a high-performance power management solution.

LR12K4-G Documents

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