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RFQ ListingPower Management ICs
The TPS546D24ARVFR is a Texas Instruments 40A synchronous buck converter with integrated MOSFETs, programmable up to 1.5 MHz and configurable over PMBus. Operating from a 4 V to 16 V input, it delivers up to 40 A with differential remote sense and stacks up to four devices for higher current, targeting server, FPGA and ASIC point-of-load rails.
ManufacturerTexas Instruments
Package40-LFMQP (RVF), 7.0×5.0 mm
SeriesTPS546D24
Power IC Specifications
| Parameter | Value / Specification |
|---|---|
| Function / Topology | Synchronous buck converter with integrated MOSFETs |
| Input Voltage | 4 V to 16 V |
| Output Voltage / Current | 0.5 V to 5.5 V; up to 40 A |
| Package / Case | 40-LFMQP (RVF), 7.0×5.0 mm |
| Switching Frequency | Programmable up to 1.5 MHz |
| Control | PMBus configurable, voltage-mode |
| Operating Temperature | -40°C to +125°C (junction) |
| Features | Differential remote sense, overcurrent/overvoltage protection |
| Phasing | Up to 4 devices stackable for higher current |
| Efficiency | High-efficiency stacked / multi-phase capable |
Power Features & Applications
- 40A output from a 4 V to 16 V input with integrated FETs
- PMBus configuration simplifies rail tuning and telemetry
- Programmable switching up to 1.5 MHz balances size against loss
- Differential remote sense improves load-regulation accuracy
- Up to four devices stack for higher aggregated current
- 40-LFMQP (RVF), 7.0×5.0 mm, defines the board footprint
- Built-in overcurrent and overvoltage protection
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Frequently Asked Questions
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What should buyers check before ordering TPS546D24ARVFR?
Buyers should check voltage range, current rating, package, protection features and date code for TPS546D24ARVFR, together with live stock and traceable supply.
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