Add To Favorites
Product Overview
Digi-Key Part Number LT3743IUFD#PBF-ND
Quantity Available 593
Can ship immediately

Manufacturer Part Number


Description LED Driver IC 1 Output DC DC Controller Step-Down (Buck) PWM Dimming 28-QFN (4x5)
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Manufacturer Standard Lead Time 4 Weeks
Documents & Media
Datasheets LT3743
Video File High Current LED Driver with Three-State control - LT3743
Reference Design Library DC1470A: 20A @ 6V Max, 6 ~ 36V in, Buck
Catalog Page 1136 (EU2011-EN PDF)
Product Attributes Select All

Integrated Circuits (ICs)


PMIC - LED Drivers


Linear Technology

Series -
Packaging ? Tube ?
Part Status Active
Type DC DC Controller
Topology Step-Down (Buck)
Internal Switch(s) No
Number of Outputs 1
Voltage - Supply (Min) 6V
Voltage - Supply (Max) 36V
Voltage - Output -
Current - Output / Channel -
Frequency 200kHz ~ 1MHz
Dimming PWM
Applications Lighting
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 28-WFQFN Exposed Pad
Supplier Device Package 28-QFN (4x5)
For Use With
Related Products
You May Also Be Interested In:
Additional Resources
Standard Package ? 73

12:08:35 10.27.2016

Price & Procurement

All prices are in EUR.
Price Break Unit Price Extended Price
1 10,86000 10,86
25 7,26480 181,62
100 6,17540 617,54

Submit a request for quotation on quantities greater than those displayed.

Alternate Package | This part is also available in the following packaging:
  • Tape & Reel (TR) ? : LT3743IUFD#TRPBF-ND
  • Minimum Quantity: 2 500  Non-Stock ?
  • Quantity Available: 0
  • Unit Price: 6,26538
Send Feedback