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MAX17643ATC+

MAX17643ATC+ Description

The MAX17643ATC+ is a high-efficiency, synchronous step-down DC-DC converter from Analog Devices Inc./Maxim Integrated, designed for demanding industrial and automotive applications. This adjustable buck regulator delivers up to 2A output current with a wide input voltage range of 4.5V to 60V, making it suitable for systems requiring robust power management. The output voltage is configurable from 0.9V to 54V, providing flexibility for diverse load requirements. Packaged in a compact 12-pin TDFN surface-mount form factor, it operates at a switching frequency range of 400kHz to 2.2MHz, enabling optimized efficiency and reduced external component size.

MAX17643ATC+ Features

• Wide Input Range (4.5V–60V): Supports high-voltage inputs, ideal for automotive and industrial environments.
• High Efficiency (Synchronous Rectification): Minimizes power loss with integrated synchronous rectifier.
• Adjustable Output (0.9V–54V): Precision-adjustable via external resistors for versatile applications.
• 2A Continuous Output Current: Delivers stable power for medium-power loads.
• Programmable Switching Frequency (400kHz–2.2MHz): Balances efficiency and EMI performance.
• Robust Protection: Includes thermal shutdown, overcurrent, and undervoltage lockout (UVLO).
• RoHS3 & REACH Compliant: Meets stringent environmental standards.

MAX17643ATC+ Applications

• Automotive Systems: Powering infotainment, ADAS, and sensors in 12V/24V battery systems.
• Industrial Equipment: Used in PLCs, motor drives, and factory automation with high-voltage rails.
• Telecom Infrastructure: Efficient step-down conversion for base stations and networking hardware.
• Portable Devices: Battery-powered applications requiring wide input tolerance.
• LED Lighting: Driving high-voltage LED arrays with precise current control.

Conclusion of MAX17643ATC+

The MAX17643ATC+ stands out as a versatile, high-performance buck regulator, combining wide input range, high efficiency, and compact design. Its synchronous rectification and adjustable frequency make it superior to non-synchronous or fixed-frequency alternatives, reducing heat dissipation and BOM costs. Ideal for automotive, industrial, and telecom applications, this regulator ensures reliable power delivery in harsh environments while complying with global environmental standards. A top choice for engineers seeking a balance of power, flexibility, and durability.