STMicroelectronics L4964HT Voltage Regulator

The L4964HT from STMicroelectronics is a robust and efficient step-down voltage regulator designed to deliver a stable output voltage from a higher input voltage. This high-performance device is particularly suited for automotive applications, industrial systems, and any other application where a reliable power supply is essential.

Key Features

• Wide Input Voltage Range: The L4964HT operates with an input voltage range from 8V to 55V, making it versatile for various supply voltages.
• Adjustable Output Voltage: Users can set the output voltage from 5.1V to 40V, ensuring compatibility with a broad range of devices and applications.
• High Output Current: Capable of delivering up to 4A of continuous output current, this regulator can power a wide array of components.
• Thermal Protection: With built-in thermal shutdown, the L4964HT automatically turns off when the temperature exceeds safe operating limits, preventing damage to the regulator and the system.
• Short Circuit Protection: The device includes short circuit protection that safeguards it and the load in the event of a fault condition.
• Low Dropout Operation: Designed for low dropout performance, it ensures efficient operation even when the input voltage is close to the output voltage.

Applications

• Automotive systems such as car radios and navigation units
• Industrial control systems
• Power supplies for battery-operated devices
• Step-down modules in distributed power architectures

The L4964HT is housed in a robust and heat-dissipating Heptawatt package, ensuring long-term reliability even in harsh conditions. Its excellent thermal performance, coupled with a comprehensive set of protection features, makes the L4964HT a dependable choice for systems requiring stable and efficient voltage regulation.

Whether you are designing an automotive power system, an industrial control unit, or a high-performance battery-operated device, the L4964HT from STMicroelectronics provides the performance and reliability needed to ensure your application runs smoothly.