TPS51200AQDRCRQ1 – TEXAS INSTRUMENTS
– Controller, DDR Voltage Regulator IC 1 Output 10-VSON (3×3)
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The TPS51200AQDRCRQ1 is a 40V, 2A synchronous step-down converter from Texas Instruments, packaged in a 20-pin, 4x6mm QFN (quad flat no-lead) package. This device utilizes a current mode architecture with integrated high-side and low-side MOSFETs, enabling high efficiency across a wide input voltage range (4.5V to 40V). Its output voltage is adjustable from 0.8V to 36V, making it suitable for a variety of applications requiring precise voltage regulation. _x000D_
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The TPS51200 boasts a switching frequency of 500kHz to 1MHz, programmable via an external resistor, allowing designers to optimize efficiency and minimize external component size. Features include soft-start, overcurrent protection with hiccup mode, thermal shutdown, and an enable pin for power sequencing. Its internal compensation simplifies design, reducing external component count and PCB space. Typical applications include intermediate bus voltage conversion in distributed power architectures, powering high-performance processors requiring precise voltage regulation, and powering high-power LEDs with variable brightness control. The device’s high efficiency and compact size make it advantageous where power density and thermal management are critical concerns.
