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Application Notes

Addressing Dynamic Transient AI Workloads: Introducing the RTQ1954 80V Hot Swap Controller

Current Sense Amplifiers: Design Considerations and Examples for PoE, USB PD, Desktops, and Servers

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RTQ2833A used WQFN3x2.5-14(FC).jpg

RTQ2833A

3A, 18V, High-Efficiency Step-Down Converter with Internally-Compensated Fast Current-Mode Control

RTQ2836A used WQFN3x2.5-14(FC).jpg

RTQ2836A

6A, 18V, High-Efficiency Step-Down Converter with Internally-Compensated Fast Current-Mode Control

RTQ2838A used WQFN3x2.5-14(FC).jpg

RTQ2838A

8A, 18V, High-Efficiency Step-Down Converter with Internally-Compensated Fast Current-Mode Control

RTQ5756 used WL-CSP2.69x3.92-54(BSC).jpg

RTQ5756

3V to 5.5V, 4-Phase, Step-Down Converter with I²C Interface

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80V Hot Swap Controller with Multi-Level Precision OCP

October 30, 2025 | Newsletter Issue 53

Achieving High Power Density with RTQ5756 Four-Phase Synchronous Buck Converter Family

As power demand escalates in AI data centres, modular systems rely on hot swap controllers to maintain scalability and minimise costly downtime. Richtek’s RTQ1954 80V hot swap controller features a multi-level OCP architecture ......

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