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Texas Instruments LM63610-Q1 Step-Down Voltage Converters

Texas Instruments LM63610-Q1 Step-Down Voltage Converters are easy-to-use, synchronous, step-down DC/DC converters designed for rugged automotive applications. The LM63610-Q1 can drive up to 1A of load current from an input of up to 36V. The converter has high light-load efficiency and output accuracy in a small solution size. Features such as a RESET flag and precision enable to provide both flexible and easy-to-use solutions for a wide range of applications. Automatic frequency foldback at light load improves efficiency while maintaining tight load regulation. Integration eliminates many external components and provides a pinout designed for a simple PCB layout. Protection features include thermal shutdown, input undervoltage lockout, cycle-by-cycle current limit, and hiccup short-circuit protection. The Texas Instruments LM63610-Q1 is available in the HTSSOP 16-pin power package, with PowerPAD™.

Features

  • AEC-Q100-Qualified for automotive applications
    • Device temperature grade 1 (–40°C to +125°C ambient operating temperature)
  • Supports automotive system requirements
    • 3.5V to 36V input voltage range
    • Short minimum on-time of 50ns
    • Good EMI performance
    • Pseudo-random spread spectrum
    • Compatible with CISPR 25
    • Low operating quiescent current of 23µA
    • Junction temperature range –40°C to +150°C
  • High design flexibility
    • 3.3V, 5V, adjustable (1V to 20V) pin selectable VOUT
    • Pin compatible with LM63615/LM63625/LM63635 (1.5A, or 2.5A, and 3.25A)
    • 400kHz, 2.1MHz, adjustable 250kHz to 2200kHz pin selectable frequency
    • Pin selectable FPWM, AUTO, sync modes
    • TSSOP thermally-enhanced package
  • Small solution size
    • Highly integrated solution
    • Low component count

Applications

  • Automotive infotainment and cluster
  • Automotive body electronics and lighting
  • Automotive ADAS

Functional Block Diagram

Block Diagram - Texas Instruments LM63610-Q1 Step-Down Voltage Converters

Texas Instruments LM63610-Q1 Step-Down Voltage Converters