LM27402
(ACTIVE) High Performance Synchronous Buck Controller with DCR Current Sensing

Description &
Features
 Sample &
Buy
 Technical
Documents
 Tools &
Software
 Support & Community
High Performance Synchronous Buck Controller with DCR Current Sensing - LM27402

Datasheet

WEBENCH® LM27402
    Min   Max   Range  
  Vin – V    3.00 – 20.00V  
  Vout V    0.60 – 18.60V  
  Iout A    ≤ 30.00A  
  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
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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
LM27402MH/NOPB ACTIVE   1.10 | 1ku HTSSOP (PWP) | 16 View 92 | TUBE 1K - 5K For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM27402MHX/NOPB ACTIVE   1.10 | 1ku HTSSOP (PWP) | 16 View 2500 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
LM27402SQ/NOPB ACTIVE -40 to 125 1.10 | 1ku WQFN (RUM) | 16 View 1000 | SMALL T&R >5K 1k quantity lead time: In stock
Not Available Contact Distributor LM27402SQX/NOPB ACTIVE -40 to 125 1.10 | 1ku WQFN (RUM) | 16 View 4500 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office

* 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
LM2748   Synchronous Buck Controller with Pre-bias Startup, and Optional Clock Synchronization   CONTROLLER (EXTERNAL SWITCH) - STEP-DOWN (BUCK) CONTROLLER    Synchronous Buck Controller With Pre-bias Startup, And Optional Clock Synchronization  
LM3743   High-Performance Synchronous Buck Controller with Comprehensive Fault Protection Features   CONTROLLER (EXTERNAL SWITCH) - STEP-DOWN (BUCK) CONTROLLER    High-Performance Synchronous Buck Controller With Comprehensive Fault Protection Features From The  

Technical Documents

Datasheet (1)

Title Type Size (KB) Date Views
PDF 1398 17 Feb 2013

Application Notes (1)

Title Abstract Type Size (KB) Date Views
PDF 89 06 May 2013 1,477

User Guides (1)

Title Abstract Type Size (KB) Date Views
PDF 1557 06 May 2013 878

Selection & Solution Guides (2)

Title Type Size (KB) Date Views
PDF 9158 11 Mar 2013 32,483
PDF 908 08 Jan 2013 9,783

External Articles (3)

Title Date
How PoL modules can meet high density systems needs 07 Nov 2012
Paralleling Electrolytic and Ceramic Capacitors Perks Up POL Transient Response 07 Nov 2012
PCPM | Peak Current-Mode DC-DC Converter Stability Analysis 24 Jan 2012

Tools & Software

Circuit Design & Simulation

WEBENCH® LM27402
    Min   Max   Range  
  Vin – V    3.00 – 20.00V  
  Vout V    0.60 – 18.60V  
  Iout A    ≤ 30.00A  
  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
'U1 M1 M2 Cdd Css Cboot Dboot Rfadj Rpgood Rf Cf L1 Csby Rset Cs Rs Rfb1 Rfb2 Cout Rc1 Cc1 Cc3 Rc2 Cc2 Cin '
 
What are WEBENCH® tools?

Models (2)

Title Category Type Size (KB) Date Views
LM27402 PSpice Average Model PSpice Model ZIP 55 KB 06 May 2013
LM27402 PSpice Transient Model PSpice Model ZIP 228 KB 06 May 2013 20 views

Design Kits & Evaluation Modules (2)

Name Part# Type
LM27402 Evaluation Board LM27402POLMODULEVM Evaluation Modules & Boards
LM27402 Evaluation Board LM27402SQEVAL Evaluation Modules & Boards

Development Tools (2)

Name Part# Type
LM27402 Design Calculator LM27402DESIGN-CALC Calculation Tools
Power Stage Designer of Most Commonly Used Switchmode Power Supplies POWERSTAGE-DESIGNER Circuit Design & Simulation

Reference Designs (1)

Description Part # Company
Non-Isolated Synchronous Buck PMP7882 Texas Instruments

Support & Community


TI E2E™ Community

TI E2E Community

As a member of my.TI you can join the TI E2E™ Community where you can ask questions, share ideas and collaborate with fellow engineers and TI experts

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
Multi-Day PFC Design Workshop (Analog & Digital) sponsored by Biricha Digital Power Ltd. In-Person   15 Mar 2014  -  22 Mar 2014  
In-depth PFC Design Workshop In-Person   12 Nov 2013  -  14 Nov 2013  
Digital Power Multi-Day Workshop In-Person   05 Nov 2013  -  07 Nov 2013  
Digital Power Supply Design Workshop In-Person   18 Jun 2013  -  20 Jun 2013  
Optimizing Efficiency of Switching Mode Chargers Recorded Content   On Demand  


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