LM3445
(ACTIVE) Triac Dimmable Offline LED Driver

Description &
Features
Sample &
Buy
Technical
Documents
Tools &
Software
Support & Community
WEBENCH® LM3445
 
110.00 <=


V in Lower
 V
 
<=


V in Upper
 V
 
<= 270.00
Ambient Temp  °C <= 100
Light Output (optional)  Lumens



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
LM3445M/NOPB ACTIVE   0.72 | 1ku SOIC (D) | 14 View 55 | TUBE 1K - 5K Typical lead time for 1k quantity: 4 to 8 weeks
LM3445MM/NOPB ACTIVE -40 to 125 0.60 | 1ku VSSOP (DGS) | 10 View 1000 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available
LM3445MMX/NOPB ACTIVE -40 to 125 0.60 | 1ku VSSOP (DGS) | 10 View 3500 | LARGE T&R 1K - 5K 1k quantity lead time: In stock
Not Available Contact Distributor LM3445MX/NOPB ACTIVE   0.60 | 1ku SOIC (D) | 14 View 2500 | 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 1144 03 May 2013

Selection & Solution Guides (2)

Title Type Size (KB) Date Views
PDF 9158 11 Mar 2013 28,465
PDF 3927 11 Mar 2013 2,963

External Articles (7)

Circuit Design & Simulation

WEBENCH® LM3445
 
110.00 <=


V in Lower
 V
 
<=


V in Upper
 V
 
<= 270.00
Ambient Temp  °C <= 100
Light Output (optional)  Lumens



What are WEBENCH® tools?

Design Kits & Evaluation Modules (4)

Reference Designs

Description Part Number Company Tool Type
120V AC input and 24.5V output LED Driver PMP7770 Texas Instruments Reference Designs
230 Vac Off-line Triac Dimmer Retrofit with 6 LEDs Reference Design LM3445-REF Texas Instruments Reference Designs
230V AC input to 23V,0.42A Flyback LED Driver PMP7752 Texas Instruments Reference Designs
Forward converter with Universal input driving 2x6 LEDs PMP7762 Texas Instruments Reference Designs
Isolated offline LED driver with 120V AC and driving 4X4 LED string at 1.5A PMP7753 Texas Instruments Reference Designs
LM3445 – 220VAC, 7W Dimmable Isolated PMP7751 Texas Instruments Reference Designs
Non-isolated Dimmable LED Driver with improved line regulation PMP4327A Texas Instruments Reference Designs



Support & Community


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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
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  
Single Cell Charge Considerations
Learn many Single Cell Charge considerations. System overview, input considerations, limitations, topology and thermal issues.
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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