Analog Devices LT3743EUFD#PBF LED Drivers
LED Driver IC 1 Output DC DC Controller Step-Down (Buck) PWM Dimming 28-QFN (4x5)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT3743EUFD#PBF
Detailed Description
IC LED DRIVER CTRLR DIM 28QFN
Package
28-WFQFN Exposed Pad
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LT3743EUFD#PBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LT3743EUFD#PBF LED Drivers technical specifications.
General
Package / Case
28-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
6V ~ 36V
Lifecycle Status
Active
Frequency
200kHz ~ 1MHz
Type
DC DC Controller
Internal Switch S
No
Number of Outputs
1
Topology
Step-Down (Buck)
Alternate Parts Comparison (LT3743EUFD#PBF vs LT8391DJUFDM#WPBF vs LT3942JUFD#PBF vs LT3762EUFD#TRPBF)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount, Wettable Flank | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 6V ~ 36V | 4V ~ 60V | 3V ~ 36V | 2.5V ~ 38.5V |
| Frequency | 200kHz ~ 1MHz | 150kHz ~ 650kHz | 300kHz ~ 2MHz | 90kHz ~ 1.24MHz |
| Lifecycle Status | Active | Active | Active | Active |
| Dimming | PWM | Analog, PWM | Analog, PWM | Analog, PWM |
| Internal Switch S | No | No | Yes | No |
| Number of Outputs | 1 | 1 | 4 | 1 |
| Topology | Step-Down (Buck) | Step-Down (Buck), Step-Up (Boost) | Step-Down (Buck), Step-Up (Boost) | SEPIC, Step-Down (Buck), Step-Up (Boost) |
| Type | DC DC Controller | DC DC Controller | DC DC Regulator | DC DC Controller |
| Applications | Lighting | -- | Automotive, General Purpose, Lighting | Automotive, Industrial Lighting |
| Action |
More Parts in LED Drivers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LT3743EUFD#TRPBFAnalog DevicesLED Driver IC 1 Output DC DC Controller Step-Down (Buck) PWM Dimming 28-QFN (4x5)
LT3932EUFD#PBFAnalog DevicesLED Driver IC 1 Output DC DC Regulator Step-Down (Buck) Analog, PWM Dimming 2A 28-QFN (4x5)