Linear Technology LTC3823IUH#PBF – High Performance Step-Down DC/DC Controller

The LTC3823IUH#PBF is a high-performance, synchronous step-down DC/DC controller designed by Linear Technology to drive all N-channel power MOSFET stages in a point-of-load regulation system. This advanced controller is tailored for high-efficiency power conversion applications requiring a compact footprint and precise voltage regulation.

Key Features

• Wide Input Voltage Range: The LTC3823IUH#PBF operates over a 4V to 24V input voltage range, making it versatile for a variety of applications, including telecom, automotive, and industrial systems.
• Powerful Output: It is capable of producing a high power output with a voltage as low as 0.8V, which can be beneficial for modern low-voltage digital circuits.
• Adjustable Switching Frequency: The switching frequency can be programmed between 250kHz to 750kHz or synchronized to an external clock, allowing flexibility in balancing efficiency and component size.
• No-Load Operation: The LTC3823IUH#PBF features a low shutdown IQ of <1μA, ensuring efficient operation even when the load is minimal or disconnected.
• Robust Protection Features: It includes overvoltage, undervoltage, and overcurrent protection, safeguarding the system against a wide range of fault conditions.
• Thermal Management: Housed in a 32-lead QFN package, the LTC3823IUH#PBF offers excellent thermal performance, which is crucial for maintaining reliability and performance in high-power and high-temperature environments.

Applications

The LTC3823IUH#PBF is ideal for a broad spectrum of applications, including:

• Telecommunications infrastructure
• Networking equipment
• Servers and storage systems
• Industrial power supplies
• Automotive power systems

With its precision voltage regulation, customizable switching options, and robust protective features, the LTC3823IUH#PBF from Linear Technology stands out as a highly reliable and efficient solution for demanding DC/DC conversion tasks. Its compact size and wide input voltage range also make it an excellent choice for space-constrained applications requiring high-density power solutions.