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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - Linear + SwitchingTPS51285ARUKR
TPS51285ARUKR Image
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TPS51285ARUKR - Texas Instruments

Manufacturer Part Number
TPS51285ARUKR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TPS51285ARUKR
ECAD Model
Parts Description
IC REG QUAD BUCK/LNR SYNC 20WQFN
Detailed Description
Package
20-WFQFN Exposed Pad
Data sheet
TPS51285(A,B).pdf
RoHs Status
ROHS3 Compliant
In stock: 51950

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Specifications

TPS51285ARUKR Tech Specifications
Texas Instruments - TPS51285ARUKR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS51285ARUKR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
w/Supervisor No  
w/Sequencer No  
w/LED Driver No  
Voltage/Current - Output 3 3.3V, 100mA  
Voltage/Current - Output 2 Controller  
Voltage/Current - Output 1 Controller  
Voltage - Supply 5V ~ 24V  
Topology Step-Down (Buck) Synchronous (2), Linear (LDO) (2)  
Product Attribute Attribute Value  
Supplier Device Package 20-WQFN (3x3)  
Series D-CAP™  
Package / Case 20-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 85°C  
Number of Outputs 4  
Mounting Type Surface Mount  
Frequency - Switching 400kHz, 475kHz  
Base Product Number TPS51285  

Parts Introduction

Manufacturer Part Number

TPS51285ARUKR

Manufacturer

Texas Instruments

Introduction

TPS51285ARUKR is a versatile Power Management IC (PMIC) designed for step-down conversion and linear regulation.

Product Features and Performance

Dual synchronous buck regulator (Step-Down)

Two integrated linear regulators (LDOs)

Supports D-CAP™ mode for fast transient response

Adjustable switching frequency (400kHz or 475kHz)

Supports high-efficiency power conversion

Provides up to four regulated outputs

Programmable soft-start to mitigate inrush current

Product Advantages

High integration reduces system complexity

D-CAP™ mode enhances load transient response

Low quiescent current for improved battery life

Small form factor and low profile package

Key Technical Parameters

Topology: Synchronous Step-Down (Buck), Linear (LDO)

Number of Outputs: 4

Switching Frequency: 400kHz or 475kHz

Output 1 and 2 types: Controller

Output 3 voltage/current: 3.3V/100mA

Supply Voltage Range: 5V to 24V

Operating Temperature Range: -40°C to 85°C

Mounting Type: Surface Mount

Package/Case: 20-WFQFN Exposed Pad

Device Package: 20-WQFN (3x3)

Quality and Safety Features

Built-in thermal shutdown for over-temperature protection

Overcurrent protection for system reliability

Under-voltage lockout (UVLO) ensures proper operation

Compatibility

Compatible with a wide range of input voltages (5V to 24V)

Surface Mount design for use with common SMD assembly processes

Application Areas

Computing systems

Networking equipment

Storage systems

Graphic cards

Telecommunication infrastructure

Product Lifecycle

Status: Active (not nearing discontinuation)

Available replacements/upgrades should be checked with the manufacturer

Several Key Reasons to Choose This Product

Integrated power solution reduces board space and BOM cost

Proven Texas Instruments quality and reliability

Flexibility with adjustable switching frequency for system optimization

Enhanced power efficiency for eco-friendly design

Support for both high-current and low-current outputs

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS51285ARUKR

Product Attribute TPS51285ARUKR TPS51275B-1RUKT TPS51275CRUKR TPS51275RUKR
Part Number TPS51285ARUKR TPS51275B-1RUKT TPS51275CRUKR TPS51275RUKR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Number of Outputs 4 4 4 4
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
w/Supervisor No No No No
Base Product Number TPS51285 TPS51275 TPS51275 TPS51275
Package / Case 20-WFQFN Exposed Pad 20-WFQFN Exposed Pad 20-WFQFN Exposed Pad 20-WFQFN Exposed Pad
Frequency - Switching 400kHz, 475kHz 300kHz, 355kHz 300kHz, 355kHz 300kHz, 355kHz
Topology Step-Down (Buck) Synchronous (2), Linear (LDO) (2) Step-Down (Buck) Synchronous (2), Linear (LDO) (2) Step-Down (Buck) Synchronous (2), Linear (LDO) (2) Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
w/LED Driver No No No No
Voltage/Current - Output 2 Controller Controller Controller Controller
Supplier Device Package 20-WQFN (3x3) 20-WQFN (3x3) 20-WQFN (3x3) 20-WQFN (3x3)
w/Sequencer No No No No
Voltage - Supply 5V ~ 24V 5.5V ~ 24V 5V ~ 24V 5V ~ 24V
Voltage/Current - Output 3 3.3V, 100mA 3V, 100mA 3.3V, 100mA 3.3V, 100mA
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Series D-CAP™ D-CAP™ D-CAP™ D-CAP™
Voltage/Current - Output 1 Controller Controller Controller Controller

TPS51285ARUKR Datasheet PDF

Download TPS51285ARUKR pdf datasheets and Texas Instruments documentation for TPS51285ARUKR - Texas Instruments.

PCN Design/Specification
Cylindrical Battery Holders.pdf
PCN Assembly/Origin
2.73KHz.pdf
HTML Datasheet
TPS51285(A,B).pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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TPS51285ARUKR Image

TPS51285ARUKR

Texas Instruments
32D-TPS51285ARUKR

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