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LT3743EUFD#PBF

Part No LT3743EUFD#PBF
Manufacturer Linear Technology
Catalog PMIC - LED Drivers
Description IC LED DRIVER CTRLR DIM 28QFN
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Manufacturer Linear Technology/Analog Devices
Packaging Tube
Type DC DC Controller
Topology Step-Down (Buck)
Internal Switch(s) No
Number of Outputs 1
Voltage - Supply (Min) 6V
Voltage - Supply (Maximum) 36V
Frequency 200kHz ~ 1MHz
Dimming PWM
Applications Lighting
Temperature Range - Operating -40°C ~ 125°C
Mounting Style SMD
Manufacturer Package 28-WFQFN Exposed Pad
Supplier Device Package 28-QFN (4x5)
Part Number Series LT3743
Manufacturer Pack Quantity 73
MSL Level 1 (Unlimited)
Popularity Medium
Supply and Demand Status Limited
Win Source Part Number 809683-LT3743EUFD#PBF
Ultra Librarian 3D Model Ultra Librarian LT3743EUFD#PBF CAD Model

Description

Product Overview: LT3743EUFD#PBF

The LT3743EUFD#PBF is a high-performance DC/DC converter designed and manufactured by Linear Technology, which is now part of Analog Devices. This sophisticated component is specifically engineered to drive LEDs with a constant current for reliable and efficient lighting solutions. It is particularly suited for applications requiring high power LED driving capabilities.

Key Features

  • Wide Input Voltage Range: The device operates from a wide input range of 6V to 36V, making it versatile for use in various systems and ensuring compatibility with a broad spectrum of power supplies.
  • Adjustable Output Current: Users can set the output current up to 20A, which allows for precise control over the brightness and performance of the connected LEDs.
  • High Efficiency: With an efficiency rating that can reach up to 95%, the LT3743EUFD#PBF ensures minimal power loss, making it an energy-efficient choice for LED driving applications.
  • Integrated 60V Switch: The inclusion of a high voltage, high side N-channel MOSFET switch enables this driver to handle large LED arrays without the need for external components.
  • Thermal Protection: The device includes thermal shutdown protection to prevent damage from overheating, enhancing the longevity and reliability of the LED driver.
  • PWM Dimming: It offers PWM dimming capabilities, allowing for dynamic control over the lighting intensity without affecting the color of the emitted light.

Applications

The LT3743EUFD#PBF is ideal for a wide range of lighting applications, including:

  • Automotive and Avionics Lighting
  • Industrial and Architectural Lighting
  • General Purpose LED Illumination
  • High Power LED Flashlights and Lamps

With its robust design and comprehensive feature set, the LT3743EUFD#PBF is a top choice for designers and engineers looking to create advanced LED lighting systems that require high efficiency, precision, and reliability.

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Pricing & Ordering

Quantity Unit Price Ext. Price
3+ $23.4587 $70.3761
6+ $19.2482 $115.4892
9+ $18.6467 $167.8203
12+ $18.0452 $216.5424
15+ $17.4437 $261.6555
20+ $15.6391 $312.7820
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
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Availability: 2,280 pieces
MOQ: 3 pcs
Order Increment : 1 pcs
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