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Texas Instruments TPS51285BRUKT

Part No.:
TPS51285BRUKT
Manufacturer:
Texas Instruments
Category:
Voltage Regulators - Linear + Switching
Package:
20-WFQFN Exposed Pad
Datasheet:
AetrixTPS51285BRUKT.pdf
Description:
IC REG QUAD BUCK/LNR SYNC 20WQFN
Quantity:
Payment:
Payment
Shipping:
Shipping

Inventory:5,379

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Product details

Overview

TPS51285BRUKT from Texas Instruments is a notebook and embedded-system power controller used to generate regulated system rails such as 5 V, 3.3 V, memory, or auxiliary supplies.

As a dual synchronous buck controller with auxiliary power-management functions solution, TPS51285BRUKT supports dual buck control, LDO outputs, power-good monitoring, enable control, and protection functions for computing power rails. For engineers reviewing the TPS51285BRUKT datasheet, TPS51285BRUKT pinout, TPS51285BRUKT application, or TPS51285BRUKT equivalent, this device is suitable for notebook PCs, embedded computing systems, industrial controllers, communication modules, and system power rails.

Technical Context

In embedded electronic systems, TPS51285BRUKT typically operates as a multi-rail controller that regulates common system supply rails from a higher-voltage input.

The device architecture helps engineers manage power conversion efficiency, thermal performance, rail sequencing, output accuracy, and board-level reliability. PCB designers should verify input range, load-current budget, output-voltage configuration, thermal behavior, and layout guidance directly against the datasheet before production release.

TPS51285BRUKT is commonly used in notebook power systems, industrial embedded computers, communication boards, peripheral modules, and system power supplies.

Key Specifications

Parameter Value and Actual Design Meaning
Device Type Dual synchronous buck controller with auxiliary power-management functions
Input / Supply Range System input range intended for adapter or battery-powered computing rails; verify exact limits in the datasheet.
Regulator Outputs Dual buck controller outputs with auxiliary LDO or reference rails depending on variant.
Switching / Control Behavior Synchronous buck control supports efficient 5 V, 3.3 V, or memory rail generation.
Control and Monitoring Enable, power-good, mode selection, and protection functions support system power sequencing.
Protection Features Protection functions may include undervoltage lockout, current limiting, thermal shutdown, short-circuit protection, or fault reporting.
Package RUK WQFN package option used for compact power-controller layouts.
Operating Environment Verify suffix-specific operating temperature range in the datasheet.

Pinout & Package

The TPS51285BRUKT pinout is optimized for compact power conversion, regulator feedback, enable control, status monitoring, and thermal grounding.

For PCB design, important practices include placing input/output capacitors close to the IC, using short high-current loops, routing feedback away from switching nodes, and connecting exposed pads to solid copper.

Pin / Function PCB Design and Circuit Role
VIN / Supply Pins Input supply connections supporting regulator power and internal control circuitry.
Switching Nodes High-frequency switching connections that should use compact power-loop routing.
Output Pins Regulated output connections supplying downstream processor, memory, analog, or system rails.
Feedback / Sense Pins Regulation feedback or sense nodes requiring quiet routing away from switching noise.
Enable / Control Pins Logic inputs supporting power sequencing, shutdown, mode control, or system management.
Power-Good / Reset / Status Pins Monitoring outputs or status pins used for processor supervision and fault handling.
GND / Exposed Pad Ground and thermal return path requiring low-impedance PCB copper connection.

Key Features

  • Dual synchronous buck controller architecture supports common system rails.
  • Integrated LDO or auxiliary rails reduce external component count.
  • Power-good and enable functions support system sequencing.
  • Protection functions support reliable notebook and embedded power operation.
  • Integrated protection and monitoring features support reliable embedded power operation.
  • Surface-mount package supports compact industrial, consumer, or communication-system PCB layouts.

Applications

Processor and Digital Systems Industrial Embedded Electronics

Use Scenario: Used in processor, ASIC, FPGA, DSP, or embedded controller platforms.

IC Role: Provides regulated rails, sequencing, bias, or supervisory power functions.

Use Value: Helps reduce discrete regulator count and simplify compact power-tree design.

Use Scenario: Used in automation modules, gateways, control boards, measurement systems, and industrial communication devices.

IC Role: Supplies stable power to digital, analog, memory, or peripheral subsystems.

Use Value: Improves power integration, reliability, and repeatable production layout.

Portable and Consumer Products Communication and Automotive-Style Platforms

Use Scenario: Used in battery-powered electronics, handheld instruments, smart devices, and compact modules.

IC Role: Manages efficient voltage conversion and low-power rail operation.

Use Value: Supports smaller PCB area, better efficiency, and improved thermal behavior.

Use Scenario: Used in networking modules, infotainment, automotive-style controllers, or connected edge devices.

IC Role: Provides robust conversion, monitoring, and system power management.

Use Value: Supports reliable operation across demanding supply and load conditions.

Equivalent & Alternatives

When evaluating a TPS51285BRUKT equivalent, engineers should compare regulator topology, number of outputs, output-current capability, output-voltage options, package footprint, thermal behavior, control interface, protection features, and long-term sourcing requirements.

Alternative Part Technical Difference Application Difference Selection Advice
TPS51225 Related TI power controller with different rail and feature configuration. Used in notebook or embedded systems requiring a different controller profile. Choose according to rail requirements, package, and datasheet feature set.
TPS51285 Related TI dual buck controller with suffix-specific feature and packing options. Used when the TPS51285 rail structure matches the target design. Verify exact A/B/C suffix compatibility and output rail requirements.

Compared with TPS51225, TPS51285BRUKT is optimized for the exact suffix, package, or configuration required by the target power tree. TPS51285BRUKT vs TPS51285 selection depends on integration level, rail count, output-current budget, noise target, thermal design, and PCB area.

Quality

TPS51285BRUKT should be sourced as original Texas Instruments components through traceable and controlled supply channels. Quality verification procedures may include package inspection, top-mark validation, solderability testing, moisture-sensitivity handling review, electrical output verification, and functional testing on the target PCB.

Because the device is used in power-management applications, production validation should include startup behavior, output accuracy, load-transient response, thermal performance, protection behavior, and layout-sensitive noise or ripple checks. Traceable sourcing helps maintain reliable long-term operation and reduce counterfeit supply-chain risk.

Availability

TPS51285BRUKT available at Aetrix Electronics and is suitable for embedded and industrial power-management platforms requiring stable component availability and repeatable production support.

Supply support may include volume procurement planning, scheduled delivery arrangements, traceable sourcing management, and long-term supply support for OEM, industrial electronics manufacturers, communication-system developers, automotive electronics programs, and embedded product production.

For production builds, confirming package type, output-voltage option, load-current requirements, temperature grade, lead time, lifecycle status, and sourcing continuity helps reduce procurement risk and improve manufacturing stability.

Manufacturer

Texas Instruments is a global semiconductor manufacturer specializing in analog ICs, power-management devices, embedded processors, sensors, connectivity products, and industrial semiconductor solutions for automotive, industrial, communication, and consumer applications.

For embedded power systems, Texas Instruments provides DC-DC converters, LDO regulators, PMICs, sequencers, supervisors, and reference designs that support compact and scalable power-distribution architectures.

FAQ

What is TPS51285BRUKT used for?

TPS51285BRUKT is used for regulated power conversion, rail generation, bias supply, sequencing, and embedded power management.

Where can I find the TPS51285BRUKT datasheet download?

The TPS51285BRUKT datasheet download is available from Texas Instruments. The datasheet includes electrical specifications, package details, application information, operating limits, and PCB design guidance.

What should be considered in TPS51285BRUKT pinout design?

TPS51285BRUKT pinout design should prioritize short power loops, correct capacitor placement, exposed-pad grounding, feedback routing, enable sequencing, and thermal design.

What are common TPS51285BRUKT equivalent solutions?

Common TPS51285BRUKT equivalent alternatives include TPS51225 and TPS51285, depending on rail count, current requirements, package, control functions, and sourcing objectives.

Is TPS51285BRUKT suitable for production power designs?

Yes. TPS51285BRUKT can be used in production power systems when the datasheet limits, thermal design, component selection, layout requirements, and sourcing traceability are verified for the target application.

TPS51285BRUKT Specifications

Product attributes
Attribute value
Manufacturer:
Texas Instruments
Series:
D-CAP™
Package/Case:
20-WFQFN Exposed Pad
Packaging:
Tape & Reel (TR)
Product Status:
Active
Topology:
Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
Number of Outputs:
4
Frequency - Switching:
400kHz, 475kHz
Voltage/Current - Output 1:
Controller
Voltage/Current - Output 2:
Controller
Voltage/Current - Output 3:
3.3V, 100mA
w/LED Driver:
No
w/Supervisor:
No
w/Sequencer:
No
Voltage - Supply:
5V ~ 24V
Operating Temperature:
-40°C ~ 85°C
Grade:
-
Qualification:
-
Mounting Type:
Surface Mount
Supplier Device Package:
20-WQFN (3x3)

TPS51285BRUKT FAQ

1.How can I place an order for TPS51285BRUKT through Aetrix?

Please submit a Request for Quotation (RFQ) for TPS51285BRUKT on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for TPS51285BRUKT reliable?

The price and inventory of TPS51285BRUKT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TPS51285BRUKT is usually 5 days.

3.What payment methods are accepted for TPS51285BRUKT?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TPS51285BRUKT transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for TPS51285BRUKT?

TPS51285BRUKT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your TPS51285BRUKT order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for TPS51285BRUKT?

For technical support, including TPS51285BRUKT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TPS51285BRUKT requirements.

6.How does Aetrix verify that TPS51285BRUKT is sourced from the original manufacturer or authorized distributors?

All TPS51285BRUKT products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that TPS51285BRUKT meets industry standards.

7.What is the process for return or replacement of TPS51285BRUKT?

All TPS51285BRUKT units undergo pre-shipment inspection (PSI). If there is an issue with TPS51285BRUKT, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The TPS51285BRUKT part is unused and in its original packaging.

Return procedure for TPS51285BRUKT:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

TPS51285BRUKT Tags

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