TPS54040
(ACTIVE) 3.5V to 42V Input, 0.5A Step-Down Converter with Eco-Mode

Description &
Features
Sample &
Buy
Technical
Documents
Tools &
Software
Support & Community

Design your power supply here

Please visit the WEBENCH® panel to the right and click the Open Design button

WEBENCH® TPS54040
    Min   Max   Range  
  Vin V    3.50 – 42.00V  
  Vout V    0.80 – 39.00V  
  Iout A    ≤ 0.50A  
  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
'U1 Rt D1 L1 Cboot Css RenT RenB Rfbb Rfbt Cout Rcomp Ccomp Cin '
 
What are WEBENCH® tools?

Sample & Buy

Free Samples Buy from Authorized Distributors Part # Status Temp (oC) Price | QTY Package | Pins Device Marking Package QTY | Carrier Distributor Inventory TI 1k Lead Time
TPS54040DGQ ACTIVE -40 to 150 1.38 | 1ku MSOP-PowerPAD (DGQ) | 10 View 80 | TUBE >5K 1k quantity lead time: In stock
Not Available
TPS54040DGQR ACTIVE -40 to 150 1.15 | 1ku MSOP-PowerPAD (DGQ) | 10 View 2500 | LARGE T&R >5K 1k quantity lead time: In stock

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

Related Products

Part # Name Product Family Comments
TPS54040A   3.5V to 42V Input, 0.5A Step-Down Converter with Eco-Mode   CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER    “A” version offers tighter Enable threshold and enhanced (2KV) HBM ESD – Recommended for new Designs  

Technical Documents

Datasheet (1)

Title Type Size (KB) Date Views
PDF 2683 06 Sep 2013

User Guides (2)

Title Abstract Type Size (KB) Date Views
PDF 139 21 Nov 2011 414
PDF 624 20 Mar 2009 1,488

More Literature (1)

Title Type Size (KB) Date Views
WMV 14789 12 Aug 2010 306

Tools & Software

Circuit Design & Simulation

WEBENCH® TPS54040
    Min   Max   Range  
  Vin V    3.50 – 42.00V  
  Vout V    0.80 – 39.00V  
  Iout A    ≤ 0.50A  
  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
'U1 Rt D1 L1 Cboot Css RenT RenB Rfbb Rfbt Cout Rcomp Ccomp Cin '
 
What are WEBENCH® tools?

Models (4)

Title Category Type Size (KB) Date Views
TPS54040 PSpice Average Model PSpice Model ZIP 85 KB 15 Jul 2013 123 views
TPS54040 PSpice Transient Model PSpice Model ZIP 66 KB 16 Jul 2009 491 views
TPS54040 TINA-TI Transient Reference Design TINA-TI Reference Design TSC 482 KB 17 Nov 2010 255 views
TPS54040 TINA-TI Transient Spice Model TINA-TI Spice Model ZIP 68 KB 17 Nov 2010 522 views

Design Kits & Evaluation Modules (1)

Name Part# Type
TPS54040 42V Input, 5V Output, 0.5A Evaluation Module TPS54040EVM-456 Evaluation Modules & Boards

Software (1)

TPS54x40 and TPS54x60 Buck Design Spreadsheet (Rev. A) 
(ZIP 49 KB )    876 views, 12 Feb 2013  

Development Tools (3)

Reference Designs (11)




Support & Community


TI E2E™ Community

TI E2E Community

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Contents are provided "AS IS" by the respective TI and Community contributors and do not constitute TI specifications. See Terms of Use.

Training & Events

Name Type Available During
Survey of Control Topologies for TPS and LM Non-Isolated DC/DC Controllers
This presentation will illustrate and survey each control mode’s operation and switching characteristics.
On-Line Training   On Demand  
WEBENCH Power Supply Design Seminar
Designing stable power supplies is extremely easy using WEBENCH Design tools.
1-Day Workshops   Mon, 07 Oct 2013 - Thu, 10 Oct 2013  
Technology Days 2013
See the latest cutting-edge analog and digital technologies across a wide range of applications.
1-Day Workshops   Thu, 10 Oct 2013 - Thu, 07 Nov 2013  
Telehealth: Trends, Challenges and Solutions
This session will present the overview of telehealth systems and relevant technologies.
On-Line Training   On Demand  
IP Network Camera Analog Solutions Overview
This session discusses system-level solutions for IP Camera and DVR/DVS.
On-Line Training   On Demand  
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