LM27402SQ جهاز تحكم مكعب متزامن عالي الأداء مع استشعار تيار DCR

رقاقة دارة متكاملة
May 28, 2025
فئة الارتباط: رقاقة دارة متكاملة
Brief: Discover the LM27402SQ, a high-performance synchronous buck controller with DCR current sensing. This voltage-mode DC/DC step-down controller offers lossless inductor current sensing, enhancing efficiency and accuracy. With a wide input voltage range of 3V to 20V and a 0.6V ±1% reference, it's perfect for high-current, low-voltage applications like FPGA and ASIC power supplies.
Related Product Features:
  • Wide input-voltage range of 3V to 20V for versatile applications.
  • Lossless inductor DCR current sensing eliminates resistive powertrain elements.
  • 0.6V ±1% voltage reference ensures high accuracy and low voltage capability.
  • Switching frequency adjustable from 200 kHz to 1.2 MHz.
  • سائقي MOSFET مدمجين للتيار العالي لأداء قوي.
  • Prebiased start-up capability and adjustable soft start with external capacitor.
  • Open-drain power-good indicator and precision enable with hysteresis.
  • Available in 16-pin HTSSOP and WQFN packages for flexible design.
أسئلة وأجوبة:
  • What is the input voltage range of the LM27402SQ?
    The LM27402SQ has an input operating voltage range of 3V to 20V, making it suitable for a variety of input rails.
  • Does the LM27402SQ support external clock synchronization?
    Yes, the LM27402SQ features external clock synchronization for flexible system integration.
  • What are the typical applications for the LM27402SQ?
    The LM27402SQ is ideal for high-current, low-voltage supplies for FPGA and ASIC, general-purpose buck converters, DC/DC converters, and telecom/datacom power architectures.
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