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LT3477EFE#PBF

Part No LT3477EFE#PBF
Manufacturer Linear Technology
Catalog Board Mount LED Drivers
Description IC LED DRVR RGLTR DIM 3A 20TSSOP / LED Driver 4 Segment 7500uA Supply Current 20-Pin TSSOP EP Tube
Datasheet
Sample
Rohs State rohs
ECAD Module
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Categories Integrated Circuits (ICs)
Manufacturer Linear Technology
Packaging Tube
Type DC DC Regulator
Topology Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 1
Voltage Supply MIN 2.5V
Voltage Supply MAX 25V
Output Current per Channel 3A (Switch)
Frequency 200kHz ~ 3.5MHz
Dimming PWM
Operating Temperature Range -40°C ~ 85°C (TA)
Mounting SMD
Package 20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Manufacturer Package 20-TSSOP-EP
Win Source Part Number 781040-LT3477EFE#PBF
Popularity Medium
Supply and Demand Status Limited
Family Name LT3477
Introduction Date May 02, 2005
ECCN EAR99
Country of Origin Malaysia
Halogen Free Compliant
Estimated EOL Date 2031
Ultra Librarian 3D Model Ultra Librarian LT3477EFE#PBF CAD Model

Description

Product Overview: LT3477EFE#PBF

The LT3477EFE#PBF is a versatile, high-performance DC/DC converter designed by Linear Technology, now part of Analog Devices, for a wide range of applications. This robust component is specifically engineered to drive high-power LEDs efficiently and with precision, making it an ideal choice for advanced lighting solutions and industrial illumination systems.

Key Features

  • Wide Input Voltage Range: The device is capable of operating from an input voltage range of 2.8V to 36V, making it suitable for use with a variety of power sources, from single-cell Li-Ion batteries to automotive inputs.
  • Adjustable Frequency: Users can set the switching frequency anywhere from 200kHz to 2MHz via an external resistor, allowing for flexibility in design and optimization of efficiency and component size.
  • True Color PWM Dimming: The LT3477EFE#PBF offers a wide dimming ratio, enabling precise control over LED brightness with True Color PWM dimming, which delivers constant LED color with varying brightness levels.
  • Integrated Boost Diode: This product includes an internal boost diode, reducing the number of external components required and simplifying the overall design process.
  • Robust Thermal Performance: Housed in a thermally efficient TSSOP-16 package, the LT3477EFE#PBF ensures reliable operation even in environments with elevated temperatures.

Applications

The LT3477EFE#PBF is highly adaptable and can be used in a variety of applications, such as:

  • Automotive and avionic lighting systems
  • Industrial and architectural lighting
  • Display backlighting
  • General-purpose high-power LED driving

Quality and Reliability

Linear Technology's commitment to quality is evident in the LT3477EFE#PBF, which is designed to meet the stringent requirements of industrial and automotive applications. With its integrated features and robust design, this DC/DC converter is a reliable solution for driving high-power LEDs and managing complex lighting systems.

For designers and engineers looking for a high-efficiency, flexible, and reliable LED driver, the LT3477EFE#PBF from Linear Technology is an excellent choice that balances performance with ease of use.

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Pricing & Ordering

Quantity Unit Price Ext. Price
10+ $5.4146 $54.1460
23+ $4.4428 $102.1844
35+ $4.3040 $150.6400
49+ $4.1651 $204.0899
63+ $4.0263 $253.6569
84+ $3.6098 $303.2232
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Availability: 12,000 pieces
MOQ: 10 pcs
Order Increment : 1 pcs
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