LM5019
(ACTIVE) 100V, 100mA Wide Vin Constant On-Time Synchronous Buck Regulator

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® LM5019
    Min   Max   Range  
  Vin V V    9.00 – 100.00V  
  Vout1 V    1.25 – 100.00V  
  Iout1 A    ≤ 0.1A  

  Vout2 V     
  Iout2 A     

  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 Price | QTY Package | Pins Device Marking Package QTY | Carrier Distributor Inventory TI 1k Lead Time
LM5019MR/NOPB ACTIVE 1.50 | 1ku SO PowerPAD (DDA) | 8 View 95 | TUBE 1K - 5K For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM5019MRX/NOPB ACTIVE 1.25 | 1ku SO PowerPAD (DDA) | 8 View 2500 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
LM5019SD/NOPB ACTIVE 1.25 | 1ku WSON (NGU) | 8 View 1000 | SMALL T&R 1K - 5K 1k quantity lead time: In stock
Not Available Contact Distributor LM5019SDX/NOPB ACTIVE 1.25 | 1ku WSON (NGU) | 8 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.

Technical Documents

Datasheet (1)

Title Type Size (KB) Date Views
PDF 1250 19 Dec 2013

Application Notes (2)

User Guides (2)

Selection & Solution Guides (2)

Title Type Size (KB) Date Views
PDF 1800 11 Oct 2013 7,080
PDF 9158 11 Mar 2013 29,525

White Papers (1)

Title Type Size (KB) Date Views
PDF 1893 19 Sep 2013 3,454

More Literature (1)

Title Type Size (KB) Date Views
PDF 1054 30 Jan 2012 979

Tools & Software

Circuit Design & Simulation

WEBENCH® LM5019
    Min   Max   Range  
  Vin V V    9.00 – 100.00V  
  Vout1 V    1.25 – 100.00V  
  Iout1 A    ≤ 0.1A  

  Vout2 V     
  Iout2 A     

  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
'U1 Cb Cbyp Ron Ruv1 Ruv2 L1 Rfbb Rfbt Cff Rseries Cout Cin '
 
What are WEBENCH® tools?

Models (1)

Title Category Type Size (KB) Date Views
LM5019 PSpice Transient Model PSpice Model ZIP 39 KB 14 Aug 2012 789 views

Design Kits & Evaluation Modules (2)

Name Part# Type
LM5019 Isolated Bias Supply Evaluation Board LM5019ISOEVAL Evaluation Modules & Boards
LM5019 Wide Vin Synchronous Buck Regulator Evaluation Board LM5019EVAL Evaluation Modules & Boards

Software (1)

LM5019 Buck Regulator Quick Start Component Calculator 
(ZIP 227 KB )    811 views, 29 Aug 2012  

Development Tools (2)

Name Part# Type
LM5019 Quick Start Calculator LM5019QUICK-CALC Calculation Tools
Power Stage Designer of Most Commonly Used Switchmode Power Supplies POWERSTAGE-DESIGNER Circuit Design & Simulation



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
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  
Digital Power Supply Design Workshop
Do you want to reduce your development time of digital power supplies or code a digital controller?
Multi-Day Workshops   Tue, 06 May 2014 - Thu, 08 May 2014  
High Current Battery Charger Solutions for Portable Devices
This video is a must see for anyone involved with the design in of a battery charger for a high current portable device.
On-Line Training   On Demand  
Wireless Power Tx Design
If you have difficulty in designing Wireless Power Transmitters, this video will provide you with a lot of tips for doing it.
On-Line Training   On Demand  
PCB Layout Guidelines for Fuel Gauge Design
The pack designer must take care to design the hardware to protect the pack in the conditions where it will be used.
On-Line Training   On Demand  
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