LP8867QPWPRQ1

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LP8867QPWPRQ1

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IC LED DRVR RGLTR PWM 20HTSSOP

  • FabricanteTexas Instruments

  • Peça do Fabricante #LP8867QPWPRQ1

  • Pacote HTSSOP-20

  • Em Estoque5381

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series Automotive, AEC-Q100
Part Status Active
Type DC DC Regulator
Topology SEPIC, Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 3
Voltage - Supply (Min) 4.5V
Voltage - Supply (Max) 45V
Voltage - Output 6V ~ 45V
Current - Output / Channel 120mA
Frequency 300kHz ~ 2.2MHz
Dimming PWM
Applications Automotive, Backlight
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount

Visão Geral

Description

The LP8867QPWPRQ1 is a high-performance LED driver designed by Texas Instruments, primarily used for automotive lighting applications. It features advanced power management and control capabilities to efficiently drive multiple LEDs in a compact form factor. The device supports a wide input voltage range, making it suitable for various automotive systems, and it integrates a DC-DC boost converter to provide the necessary power for high-brightness LEDs.
Key features include adaptive headroom control, which optimizes power efficiency by adjusting the voltage supply to match the LED string requirements, and a high PWM dimming ratio for precise brightness control. The LP8867QPWPRQ1 also offers a fault detection mechanism that enhances system reliability by identifying and reporting issues like open or short circuits.
With its AEC-Q100 qualification, the LP8867QPWPRQ1 meets rigorous automotive standards for reliability and performance. This makes it an ideal solution for applications like automotive display backlighting, exterior lighting, and interior ambient lighting, where consistent light quality and energy efficiency are crucial.

Equivalent

The LP8867QPWPRQ1 is a highly integrated LED driver typically used in automotive lighting applications. Equivalent products include:
1. Texas Instruments TPS61194-Q1: A 4-channel LED driver for automotive applications.
2. Maxim Integrated MAX16834: A high-brightness LED driver.
3. On Semiconductor NCV78663: Automotive-grade LED driver with integrated boost converter.
4. Infineon LITIX™ Automotive LED Drivers: Offers a range of options for automotive lighting.
Each alternative varies in specific features, so selection depends on particular application requirements.

Features

The LP8867QPWPRQ1 is a high-performance LED driver designed primarily for automotive lighting applications. Key features include:
1. High Efficiency: It uses a boost converter with adaptive output voltage control for optimized power efficiency.

2. Current Control: The device provides precise current regulation to ensure consistent LED brightness.
3. Flexibility: It supports a wide range of input voltages and can drive multiple LED strings, making it versatile for different applications.
4. Dimming Capability: The LP8867QPWPRQ1 offers PWM and analog dimming options, allowing for smooth brightness adjustments.
5. Protection Features: It includes fault detection and protection mechanisms such as overvoltage, undervoltage, overcurrent, and thermal shutdown to enhance reliability.
6. Automotive Grade: Qualified for automotive applications, it meets stringent industry standards for performance and durability.
These features make the LP8867QPWPRQ1 suitable for use in automotive headlamps, tail lights, and other LED-based lighting systems.

Pinout

The LP8867QPWPRQ1 is a multi-channel LED driver IC designed for automotive and other high-reliability applications. It features a 24-pin package. This device is used to drive multiple strings of LEDs efficiently, providing high performance and precise dimming capabilities.
Key functions and features include:
- Multi-channel LED Driver: Capable of driving up to four LED strings.
- Dimming Control: Supports both analog and PWM dimming for precise brightness control.
- High Efficiency: Designed to provide high efficiency across a wide range of input voltages and conditions.
- Automotive Grade: Qualified for automotive applications with robust performance.
- Protection Features: Includes over-temperature, over-voltage, and short-circuit protection to ensure safe operation.
The LP8867QPWPRQ1 is primarily used in applications where reliable and efficient LED control is required, such as automotive lighting systems and other high-performance LED applications.

Manufacturer

The LP8867QPWPRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and integrated circuits. These products are used in a wide variety of applications, including automotive, industrial, consumer electronics, and communication equipment. TI is known for its innovation in analog, embedded processing, and digital signal processing technologies. As a major player in the semiconductor industry, TI provides solutions that help engineers develop advanced electronic systems with improved performance, efficiency, and reliability.

Application

The LP8867QPWPRQ1 is a highly efficient LED driver designed for automotive applications. It is commonly used in automotive backlighting for infotainment displays, instrument clusters, and head-up displays. Its features include adaptive dimming control, which enhances display readability under varying lighting conditions, and the ability to drive multiple LED strings with high accuracy. The device's automotive qualification ensures reliability and performance in challenging environments, making it suitable for integration into modern vehicle electronic systems.

Package

The LP8867QPWPRQ1 is typically available in an HTSSOP (Heat-Slug Thin-Shrink Small Outline Package) package type, which provides efficient heat dissipation suitable for automotive and high-power applications.

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