LT3599EFE#TRPBF

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LT3599EFE#TRPBF

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IC LED DRVR RGLTR PWM 28TSSOP

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Especificações

Atributo Valor
Part Status Active
Type DC DC Regulator
Topology Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 4
Voltage - Supply (Min) 2.7V
Voltage - Supply (Max) 30V
Voltage - Output 44V
Current - Output / Channel 120mA
Frequency 200kHz ~ 2.1MHz
Dimming Analog, PWM
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 28-TSSOP-EP
Base Product Number LT3599

Visão Geral

Description

The LT3599EFE#TRPBF is a high-performance LED driver integrated circuit produced by Analog Devices. It is designed to drive up to 10 strings of LEDs with a constant current, making it ideal for applications like large LCD backlighting or general-purpose LED illumination. The device operates with a wide input voltage range, typically from 3V to 30V, and can deliver up to 50mA per string. It features a built-in boost controller and utilizes a fixed-frequency, current-mode control architecture to ensure stable operation and high efficiency.
The LT3599EFE#TRPBF includes advanced features such as PWM dimming, programmable LED current, and fault protection for open or shorted LED conditions. It also supports spread-spectrum frequency modulation to reduce electromagnetic interference. The package type is typically a thermally enhanced TSSOP, providing good thermal performance. This IC is commonly used in automotive, industrial, and consumer electronics applications where efficient, reliable LED driving solutions are required.

Equivalent

The LT3599EFE#TRPBF is a multi-topology LED driver from Analog Devices (formerly Linear Technology). Equivalent products can include similar multi-topology LED drivers from other manufacturers, such as:
1. Texas Instruments: TPS61165
2. Maxim Integrated: MAX16834
3. ON Semiconductor: NCL30160
4. Microchip Technology: HV9910B
These alternatives should be evaluated for specific feature compatibility, electrical characteristics, and package requirements. Always verify the specifications to ensure suitability for your specific application.

Features

The LT3599EFE#TRPBF is a multi-topology DC/DC converter from Analog Devices, designed for LED driver applications. Key features include:
1. Wide Input Voltage Range: Operates from 3V to 30V, accommodating various power sources.
2. Output Current: Capable of driving up to 1A output current, suitable for medium to high-power LED arrays.
3. Efficiency: High efficiency of up to 90%, reducing heat and extending battery life in portable applications.
4. Integrated Power Switches: Simplifies design with internal power MOSFETs, reducing the need for external components.
5. Multiple Topologies: Supports buck, boost, buck-boost, and SEPIC configurations, offering flexibility for diverse applications.
6. Dimming Control: Features PWM dimming and analog dimming options for precise LED brightness control.
7. Protection Features: Includes overvoltage, overcurrent, and thermal protection to enhance reliability and safety.
8. Compact Package: Available in a thermally enhanced, 16-lead TSSOP package, ideal for space-constrained designs.
These features make the LT3599EFE#TRPBF a versatile solution for efficient and flexible LED driving in various consumer and industrial applications.

Pinout

The LT3599EFE#TRPBF is an LED driver manufactured by Analog Devices. It is designed to drive multiple LEDs in series with a constant current. The device is primarily used in applications requiring high-efficiency LED lighting solutions.
The LT3599EFE#TRPBF comes in a 24-pin TSSOP (Thermally Enhanced Thin Shrink Small Outline Package) package. Its functions include:
1. DC/DC Controller: Step-up (boost) controller for driving LEDs.
2. Current Regulation: Provides constant current to LEDs to ensure uniform brightness.
3. PWM Dimming: Supports pulse-width modulation for dimming applications.
4. Fault Protection: Includes overvoltage and overcurrent protection features for reliability.
5. Synchronization: Can be synchronized with an external clock to control PWM frequency.
6. Efficiency: Designed for high-efficiency conversion, reducing power loss.
This device is suitable for a wide range of LED lighting applications due to its robust set of features and efficient performance.

Manufacturer

The LT3599EFE#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a prominent American multinational company that specializes in the design and manufacturing of a wide range of semiconductor products, including integrated circuits used in analog, mixed-signal, and digital signal processing applications. The company serves various industries, such as automotive, communications, aerospace, defense, healthcare, and industrial sectors, providing solutions that enable the efficient conversion and processing of real-world phenomena like light, sound, temperature, and pressure into electrical signals. Known for its innovation and high-performance products, Analog Devices plays a crucial role in enabling the development of advanced electronic systems and technology solutions worldwide.

Application

The LT3599EFE#TRPBF is commonly used in LED driver applications. Its primary application areas include backlighting for LCD displays, automotive lighting, industrial lighting, and general-purpose LED lighting solutions. This component is suitable for applications where efficient and compact LED driving capabilities are required, featuring capabilities like wide input voltage range and high current accuracy.

Package

The LT3599EFE#TRPBF is typically available in a thermally enhanced, 28-lead, plastic TSSOP (Thin Shrink Small Outline Package) package with exposed pad, often used for better heat dissipation.

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