RT8452GQW

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RT8452GQW

+BOM

IC LED DRIVER CTRLR PWM 16WQFN

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Specifications

Attribute Value
Package Tape & Reel (TR)
ProductStatus Active
Type DC DC Controller
Topology Step-Down (Buck), Step-Up (Boost)
InternalSwitch(s) No
NumberofOutputs 1
Voltage-Supply(Min) 4.5V
Voltage-Supply(Max) 36V
Voltage-Output 48V
Frequency 350kHz
Dimming Analog, PWM
Applications Backlight, Lighting
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 16-WFQFN Exposed Pad

Overview

Description

The RT8452GQW is a high-performance LED driver integrated circuit (IC) designed to efficiently drive LED lighting systems. It is commonly used in applications requiring precise current regulation and high efficiency, such as in commercial and residential lighting solutions. The IC operates using a constant-current control mechanism, ensuring stable LED brightness regardless of supply voltage fluctuations. It supports both AC and DC input voltages, making it versatile for various power supply configurations.
Key features of the RT8452GQW include its wide input voltage range, high power factor correction capabilities, and built-in protection mechanisms such as over-voltage, over-current, and over-temperature protections. These features enhance the reliability and longevity of the LED driver circuit. The IC also offers dimming capabilities, allowing for seamless integration into systems requiring adjustable lighting levels.
Overall, the RT8452GQW provides an efficient, reliable, and flexible solution for LED lighting applications, catering to the needs of modern lighting designs with its advanced control and protection features.

Equivalent

The RT8452GQW is a current-mode PWM controller for LED drivers. Equivalent products might include the Texas Instruments LM3409, the ON Semiconductor NCP3066, and the Microchip HV9910B. When selecting an equivalent, ensure that specifications such as input voltage range, output current, switching frequency, and package type match your application's requirements. Always consult the datasheets to confirm compatibility.

Features

The RT8452GQW is a high-performance LED driver IC commonly used for lighting applications. It offers a range of features designed to enhance efficiency and functionality:
1. High Efficiency: The IC supports high efficiency in driving LEDs, reducing power loss and heat generation.

2. Wide Input Voltage Range: It can operate over a broad input voltage range, making it versatile for different power supplies.
3. Dimming Capabilities: It supports both analog and PWM dimming, allowing for flexible brightness control.
4. Protection Features: The IC includes over-voltage, over-current, and over-temperature protection to safeguard the LEDs and the driver itself.
5. Constant Current Output: It provides a stable current to the LEDs, ensuring uniform brightness and prolonging LED life.
6. Compact Package: The RT8452GQW comes in a compact, thermally efficient package, facilitating integration into various lighting solutions.
These features make the RT8452GQW suitable for a wide range of applications, including residential, commercial, and industrial lighting systems.

Pinout

The RT8452GQW is a power management integrated circuit (IC) designed by Richtek Technology Corporation. It is primarily used for LED driver applications.
The RT8452GQW comes in a compact package with a pin count of 16. The functions of the pins are typically associated with features like power input, ground, feedback, switching, and control for driving LEDs efficiently. Specific pins are allocated for supply voltage (VIN), ground (GND), switching node (SW), feedback (FB), and various other control signals that manage the operation of the LED driver.
To get precise details about each pin's function, it's essential to refer to the datasheet provided by the manufacturer. The datasheet would include comprehensive information on pin configuration, electrical characteristics, and typical application circuits, which are crucial for designing and implementing the IC in a circuit.

Manufacturer

The RT8452GQW is manufactured by Richtek Technology Corporation. Richtek is a company that specializes in designing and producing analog integrated circuits (ICs). It is known for its power management solutions, focusing on high-performance and energy-efficient products used in a wide range of applications, including consumer electronics, industrial systems, and automotive products. As a leading provider in the semiconductor industry, Richtek offers various products such as DC-DC converters, LED drivers, battery management systems, and voltage regulators. The company's expertise lies in delivering innovative and cost-effective solutions, catering to the needs of modern electronic devices and systems.

Application

The RT8452GQW is a high-efficiency, LED driver IC commonly used in various lighting applications. Its primary application areas include LED backlighting in LCD TVs and monitors, general LED lighting solutions, and automotive lighting systems. The IC is designed to efficiently drive high-brightness LEDs with features such as programmable switching frequency, over-voltage protection, and thermal shutdown. Its compact design and versatile functionality make it suitable for use in energy-efficient lighting products where precise control and reliability are important.

Package

The RT8452GQW is typically available in a WQFN-20L package. This package is a small, quad flat no-leads type, providing good thermal performance and efficient space utilization for electronic circuit designs.

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