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.
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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.
よくある質問:
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.