TL4242TDRJRQ1

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IC LED DRIVER LINEAR 500MA 8SON

  • FabricanteTexas Instruments

  • Peça do Fabricante #TL4242TDRJRQ1

  • Pacote SON-8

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT),Bulk
Series Automotive, AEC-Q100
Part Status Active
Type Linear
Internal Switch(s) Yes
Number of Outputs 1
Voltage - Supply (Min) 4.5V
Voltage - Supply (Max) 42V
Voltage - Output 16V
Current - Output / Channel 500mA
Operating Temperature -40°C ~ 105°C (TA)
Mounting Type Surface Mount

Visão Geral

Description

The "Introduction to TL4242TDRJRQ1" likely refers to a guide or overview of the TL4242TDRJRQ1, which is a specific part number for an adjustable LED driver IC from Texas Instruments. This component is designed to drive high-power LEDs efficiently with a constant current, making it suitable for various lighting applications. The TL4242TDRJRQ1 comes with features such as thermal shutdown, overvoltage protection, and the ability to operate within a wide supply voltage range. Its adjustability allows for customization of the LED current, making it versatile for use in automotive, industrial, and consumer electronics applications. The component is packaged in a thermally-enhanced PowerPAD package to ensure effective heat dissipation, enhancing its reliability and performance in demanding environments. Understanding its specifications, pin configurations, and application notes is essential for integrating the TL4242TDRJRQ1 into LED lighting systems efficiently. For detailed usage and specifications, referring to the official datasheet provided by Texas Instruments is recommended.

Equivalent

The TL4242TDRJRQ1 is an automotive LED driver IC manufactured by Texas Instruments. Equivalent products from other manufacturers might include the NXP PCA9626, Infineon TLD5099EP, and STMicroelectronics L99LD01. These alternatives offer similar functionalities such as current regulation for automotive LED applications. When considering replacements, always check the specific electrical and thermal characteristics to ensure compatibility with your design requirements.

Features

The TL4242TDRJRQ1 is a linear LED driver designed for automotive applications. Key features include:
1. Wide Input Voltage Range: It operates from a broad input voltage range, making it suitable for various automotive power supplies.
2. Adjustable Output Current: The device allows for precise control of the LED current, providing flexibility in LED brightness control.
3. High Accuracy: It offers high accuracy in current regulation, ensuring consistent LED performance.
4. Protection Features: The driver includes built-in protection features such as over-temperature shutdown and short-circuit protection to enhance reliability and safety.
5. Low Dropout Voltage: The low dropout voltage improves efficiency, especially in low-voltage conditions.
6. Thermal Management: It is designed to handle thermal conditions efficiently, making it suitable for automotive environments.
7. AEC-Q100 Qualified: The device is AEC-Q100 qualified, meeting automotive industry standards for reliability and performance.
These features make the TL4242TDRJRQ1 an efficient solution for driving LEDs in automotive lighting applications, balancing performance with safety and reliability.

Pinout

The TL4242TDRJRQ1 is a linear LED driver IC from Texas Instruments, designed for automotive and other high-reliability applications. It is typically used for driving high-power LEDs with a constant current.
The TL4242TDRJRQ1 comes in an 8-pin HVSSOP (High-Voltage Small Outline Package) package. The pin functions can be summarized as follows:
1. IN: Supply voltage input.
2. GND: Ground connection.
3. ADJ: Adjust pin for setting the output current.
4. I: Reference current input for setting the constant output current.
5. EN: Enable input for turning the device on or off.
6. OUT: Output pin connected to the LED.
7. N.C. (No Connect): Not internally connected.
8. N.C. (No Connect): Not internally connected.
This device provides a constant current output, making it suitable for LED applications, and includes features like integrated thermal protection and current adjustment to ensure robust and reliable operation.

Manufacturer

The TL4242TDRJRQ1 is manufactured by Texas Instruments. Texas Instruments (TI) is a renowned American technology company that designs and manufactures semiconductors and various integrated circuits. They are one of the top semiconductor companies globally, serving a wide range of industries including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in analog and embedded processing products, which form the backbone of many electronic devices. The company is headquartered in Dallas, Texas, and is committed to creating a better world through its high-performance products and comprehensive support for engineers and designers.

Application

The TL4242TDRJRQ1 is a linear LED driver designed for automotive applications. It is commonly used in areas that require high-reliability lighting solutions, such as automotive exterior lighting, including headlights, taillights, and daytime running lights. The device's ability to provide constant current regulation makes it suitable for maintaining consistent LED brightness despite variations in supply voltage. Additionally, its protection features like thermal shutdown and overcurrent protection make it a robust choice for automotive environments where safety and reliability are critical.

Package

The TL4242TDRJRQ1 is a linear LED driver from Texas Instruments, and it comes in a VSON (Very Thin Small Outline No-lead) package type, specifically a DRJ package with 8 pins.

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