LT3763IFE

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LT3763IFE

+BOM

IC LED DRVR CTRL PWM 20A 28TSSOP

  • ManufacturerAnalog Devices Inc.

  • Mfr. Part #LT3763IFE

  • In Stock4309

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Specifications

Attribute Value
Part Status Obsolete
Type DC DC Controller
Topology Step-Down (Buck)
Internal Switch(s) No
Number of Outputs 1
Voltage - Supply (Min) 6V
Voltage - Supply (Max) 60V
Voltage - Output 55V
Current - Output / Channel 20A
Frequency 200kHz ~ 1MHz
Dimming PWM
Applications Lighting
Operating Temperature -40°C ~ 125°C (TJ)
Grade Automotive
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 28-TSSOP-EP
Base Product Number LT3763

Overview

Description

The LT3763IFE is a high-performance, step-down (buck) LED driver from Analog Devices tailored for driving high-brightness LEDs in various applications, such as automotive lighting, architectural lighting, and general illumination. It features a wide input voltage range, typically from 4.5V to 60V, making it versatile for multiple power sources.
Key features include a constant current regulation for precise LED control, integrated switching MOSFETs, and a high switching frequency up to 1MHz, allowing for smaller inductors and capacitors. The LT3763IFE also incorporates thermal foldback, dimming capabilities via PWM or analog control, and a built-in fault protection mechanism.
Its efficient design minimizes heat generation, thus enhancing reliability and longevity of LED systems. The device is available in a compact package, facilitating space-constrained designs. Overall, the LT3763IFE is ideal for applications requiring efficient, reliable, and flexible LED driving solutions.

Equivalent

The LT3763IFE chip is a high-performance LED driver. Equivalent products include the Texas Instruments TPS92691, ON Semiconductor NCL30510, and the Analog Devices ADP1871. These alternatives offer similar functionalities for driving LEDs, including current regulation and dimming features. Ensure to check specifications for specific application requirements before substituting.

Features

The LT3763IFE is a high-performance LED driver from Analog Devices, designed for efficiency and flexibility in driving high-brightness LEDs. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 60V, suitable for various applications.
2. Constant Current Control: Provides precise LED current regulation for consistent brightness.
3. Adjustable Switching Frequency: Configurable from 200 kHz to 1 MHz, allowing optimization for efficiency and size.
4. High Efficiency: Achieves efficiencies over 90%, reducing thermal management needs.
5. Thermal Protection: Features built-in thermal shutdown to prevent overheating.
6. Dimming Control: Supports various dimming methods, including PWM and analog dimming, enhancing user experience.
7. LED Fault Protection: Monitors LED operation and provides fault detection to ensure reliability.
8. Compact Package: Available in a thermally enhanced 16-lead TSSOP package, facilitating space-saving designs.
Overall, the LT3763IFE is ideal for automotive, industrial, and general lighting applications requiring robust and efficient LED driving solutions.

Pinout

The LT3763IFE is a high-efficiency LED driver from Analog Devices, designed for driving high-brightness LEDs. It features a 28-pin (TSSOP) package.
Key functions of the LT3763IFE include:
1. Constant Current Control: It regulates the LED current to ensure consistent brightness.
2. Buck-Boost Configuration: It allows operation from a wide input voltage range while enabling step-up and step-down conversion.
3. Dimming Control: Supports both PWM and analog dimming methods for flexible brightness control.
4. Thermal Protection: It includes thermal shutdown to protect the IC and the LEDs from overheating.
5. Programmable Switching Frequency: The frequency can be set using external components, allowing optimization for efficiency and size.
Overall, the LT3763IFE is suitable for applications requiring reliable LED driving with high efficiency and performance.

Manufacturer

The LT3763IFE is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, the company designs and manufactures a broad range of solutions for various applications, including communications, automotive, industrial, and consumer electronics.
The LT3763IFE itself is a high-performance LED driver used for driving high-brightness LEDs in various applications, such as automotive lighting, architectural lighting, and general illumination. Analog Devices is known for its innovation and high-quality products, serving a global market and playing a significant role in the semiconductor industry.

Application

The LT3763IFE is a high-performance LED driver integrated circuit primarily used in applications such as automotive lighting, architectural lighting, and industrial lighting. It is designed for constant current control of high-brightness LEDs, enabling efficient dimming and a wide input voltage range. Additionally, it is suitable for driving string lights, signage, and backlighting applications. Its features include thermal management, fault protection, and flexibility in configuring LED strings, making it ideal for robust and energy-efficient lighting solutions.

Package

The LT3763IFE is offered in a 16-lead thermally enhanced TSSOP (Thin Shrink Small Outline Package). This package type is designed for efficient heat dissipation and compact design suitable for various applications.

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