TPS546C20ARVFT Texas Instruments In Stock
TPS546C20ARVFT is a 40A synchronous buck converter with PMBus interface by Texas Instruments. Key specs: 4.5V–16V input, 0.5V–5.5V output, up to 95% efficiency with D-CAP2 control. From $6.76, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $6.7553(MOQ 10)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 40A continuous output current with D-CAP2 fast transient response control
- Wide input voltage range of 4.5V to 16V for diverse power rail applications
- PMBus 1.3 digital interface for telemetry, fault management, and dynamic configuration
- Adjustable output voltage from 0.5V to 5.5V to support multiple processor and FPGA core rails
- Integrated high-side and low-side MOSFETs for compact, high-efficiency design
Applications
TPS546C20ARVFT is well-suited for powering FPGAs, ASICs, and DSP core rails in communications and networking equipment. It is widely used in data center servers and storage systems where PMBus telemetry enables intelligent power management. The device also targets industrial automation and test-and-measurement systems requiring high-current, tightly regulated point-of-load conversion.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the TPS546C20ARVFT?
The TPS546C20ARVFT operates from an input voltage of 4.5V to 16V, making it suitable for 5V and 12V power rails commonly used in servers, networking equipment, and industrial systems.
What output current and voltage can the TPS546C20ARVFT deliver?
The TPS546C20ARVFT delivers up to 40A of continuous output current with an adjustable output voltage ranging from 0.5V to 5.5V, ideal for powering FPGA core rails, ASICs, and high-performance processors.
Does the TPS546C20ARVFT support PMBus communication?
Yes, the TPS546C20ARVFT supports PMBus 1.3 digital interface, enabling real-time telemetry for output voltage, current, temperature, and fault status, as well as dynamic voltage margining and sequencing control.
What package does the TPS546C20ARVFT come in?
The TPS546C20ARVFT is available in a compact VQFN-32 package (5mm × 7mm), which minimizes PCB footprint while supporting the thermal dissipation required for 40A high-current operation.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $11.1040 | $111.04 |
| 25+ | $10.3588 | $258.97 |
| 28+ | $7.3045 | $204.53 |
| 36+ | $7.0299 | $253.08 |
| 45+ | $6.7553 | $303.99 |
In Stock · 24h Response · Worldwide Shipping
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