TPS53647RTAR PMBus Buck Controller IC - Multi-Phase DC/DC Converter
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TPS53647RTAR PMBus Buck Controller IC | Multi-Phase DC/DC Converter for Data-Center Power Rails
The TPS53647RTAR is a high-performance, multi-phase buck controller IC from Texas Instruments engineered for high-current, low-voltage power rails in data-center, server, and communication-equipment designs. Its PMBus 1.2-compatible digital interface enables real-time system monitoring and on-the-fly programmability — a major advantage over fixed-function controllers when telemetry, voltage margining, and fault reporting are part of the system architecture.
The TPS53647RTAR ships in a compact 40-WQFN 6mm × 6mm package with non-volatile memory (NVM) for configuration retention. Designed for sophisticated phase management and adaptive control across a wide load range, it maximises efficiency while minimising thermal output and energy consumption — the right combination for today's high-density compute and infrastructure power architectures.
Optimised for Data Center & Compute Applications with NVM Configuration
This controller is the cornerstone of efficient power management in next-generation data centers, high-density servers, and critical communication infrastructure. Sophisticated phase-management and adaptive-control algorithms ensure optimal efficiency across the load range, while the PMBus interface gives system designers full programmatic access to voltage setpoints, fault thresholds, and telemetry. The non-volatile memory holds configuration state across power cycles, eliminating the need for runtime reconfiguration on every boot.
Where the TPS53647RTAR Fits
The part lands naturally in high-current core-rail regulators for CPU and ASIC power, multi-phase memory rails, and any design where platform-level monitoring and adaptive control are required. The PMBus 1.2 compatibility makes integration into BMC-managed platforms straightforward, while the 40-WQFN footprint keeps the controller close to the power stage for clean compensation and fast transient response.
TPS53647RTAR PMBus Buck Controller IC Features
| Parameter / Feature | Specification |
|---|---|
| IC Type | Multi-Phase Buck Controller |
| Interface | Digital (PMBus 1.2 Compatible) |
| Configuration | Non-Volatile Memory (NVM) |
| Package | 40-WQFN (6mm × 6mm) |
| Key Application | High-Current, Low-Voltage Power Rails |
| Primary Use Cases | Data Centers, Servers, Communication Equipment |
| Core Benefit | High Power Density & System Monitorability |
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