PoL power solutions designed for AI data centers, telecom infrastructure, and optical network equipment.

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For AI Data Centers, Wireless Communication, and Optical Network Systems

High Accuracy & Fast Response: High-Efficiency Buck Converters

 Data Center   Network Communication 
High Accuracy & Fast Response: High-Efficiency Buck Converters
In AI data centers, telecom infrastructure, and optical network equipment, Point-of-Load (PoL) power solutions are expected to deliver more than just voltage regulation. They also require fast transient response, high efficiency, precise voltage control, and compact PCB layout.

Richtek’s newly launched RTQ2833ARTQ2836ARTQ2838A synchronous Buck converter series is designed for these applications. Supporting input voltages from 4V to 18V and delivering output currents of 3A, 6A, and 8A respectively, the series achieves efficiency of up to 94%. With flexible configuration options, such as programmable switching frequency, current limit, and soft start, it optimizes system-level designs for high performance.

Key Features

✅ Fast Transient Response – For Dynamic Load Conditions : In enterprise servers and high-performance computing platforms, processors and ASICs have wide dynamic load profiles within microseconds. This series adopts Richtek’s unique fast current mode control with built-in compensation, enabling the output voltage deviation to remain within 5%* during load transients from 0A to full load, outperforming other pin-compatible solutions. The fixed-frequency control also enhances EMI performance and simplifies external component count. (*Test conditions: Vin=12V, Vo=1V, fSW=2.2MHz, Io=0A→6A, SR=1A/μs)

✅ Precision Regulation – Stable Output Control: With modern processors requiring tighter voltage tolerances and lower core voltages, this series supports output voltage as low as 0.5V and delivers excellent line/load regulation. Voltage deviation is maintained within ±0.05%* across a wide dynamic range, providing precise and stable power to core modules. (*Test conditions: Vin=5V–18V, Vo=1V, fSW=2.2MHz, Io=0A→6A)

✅ Optimized EMI – Spread Spectrum Support : To meet stringent EMI compliance standards, this series includes an optional spread spectrum feature that reduces peak EMI emissions by spreading switching frequency energy, thereby simplifying filter design.

✅ High Output Current in a Small Package– Compact Design : Delivering high efficiency and up to 8A output in a compact WQFN-14L 3mmx2.5mm package, this series is an ideal fit for space-constrained designs in servers, networking, and communication systems.

Featured Products * The following products are available at Digikey.

Product Number Iout Buy
RTQ2833A download datasheet 3A online buy
RTQ2836A download datasheet 6A online buy
RTQ2838A download datasheet 8A online buy
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