HV9961LG-G

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IC LED DRIVER CTRLR PWM 8SOIC

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Type DC DC Controller
Topology Step-Down (Buck)
Internal Switch(s) No
Number of Outputs 1
Voltage - Supply (Min) 8V
Voltage - Supply (Max) 450V
Dimming Analog, PWM
Applications Backlight, Lighting, Signage
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount

Visão Geral

Description

The HV9961LG-G is a high-performance LED driver IC designed for efficient and precise control of LED lighting applications. It is typically used in various lighting solutions, including industrial, commercial, and residential settings. The device operates as a current-mode control LED driver with a boost topology, making it suitable for applications requiring high brightness and reliability.
Key features include a wide input voltage range, high efficiency, and a built-in PWM dimming interface, which allows for seamless integration with dimmable LED systems. The HV9961LG-G also offers comprehensive protection features such as overvoltage, overcurrent, and thermal shutdown, enhancing the safety and durability of the lighting applications it powers.
The IC is designed to deliver consistent current regulation, ensuring stable LED performance over a range of operating conditions. Its compact design and robust functionality make it an ideal choice for both new installations and retrofitting existing systems to enhance energy efficiency and performance.

Equivalent

The HV9961LG-G is a current mode control LED driver IC. Equivalent products would typically share similar functions and specifications. Alternatives may include the Texas Instruments LM3404 and LM3405, ON Semiconductor's NCL30100, and Microchip's HV9910B. Always verify the specific requirements such as voltage, current, and additional features when selecting an equivalent to ensure compatibility with your application.

Features

The HV9961LG-G is a LED driver integrated circuit designed for high-performance applications. It offers several key features:
1. High-Voltage Operation: Capable of operating with high input voltages, suitable for a variety of LED lighting applications.
2. Constant Current Control: Ensures consistent brightness and efficiency by maintaining a constant current through LEDs.
3. PWM Dimming: Supports pulse-width modulation (PWM) dimming for flexible brightness control.
4. Efficiency: Designed for high efficiency, minimizing power loss and improving energy savings.
5. Protection Features: Includes over-voltage, over-current, and thermal protection to enhance reliability and longevity.
6. Compact Package: Available in a space-saving package, making it suitable for compact designs.
7. Application Versatility: Ideal for a range of applications such as general lighting, automotive lighting, and industrial lighting.
The HV9961LG-G is a robust and efficient solution for driving LED systems, ensuring high performance and reliability in various lighting applications.

Pinout

The HV9961LG-G is a LED driver IC produced by Microchip Technology, designed for controlling high-brightness LEDs. It typically comes in a SOIC-8 package, which means it has 8 pins. Here's a brief overview of its pin functions:
1. VIN: Input voltage pin. It supplies power to the IC.
2. CSN: Current sense negative input.
3. CSP: Current sense positive input.
4. COMP: Compensation pin for error amplifier output.
5. RT: Sets the switching frequency with an external resistor.
6. GATE: Drives the gate of an external MOSFET.
7. GND: Ground connection for the IC.
8. VDD: Output voltage for powering external circuits.
The HV9961 is used for applications requiring precise control over LED brightness and efficiency, thanks to its feedback and protection features.

Manufacturer

The HV9961LG-G is manufactured by Microchip Technology Inc. Microchip Technology is a leading semiconductor company that provides smart, connected, and secure embedded control solutions. Its products include microcontrollers, mixed-signal, analog and Flash-IP solutions. The company serves a variety of markets, including automotive, industrial, consumer electronics, and communications, among others. Microchip Technology is known for delivering comprehensive solutions that help companies design and deliver their electronic products efficiently and effectively.

Application

The HV9961LG-G is an LED driver integrated circuit, primarily used in applications that require efficient and precise control of high-brightness LEDs. Key application areas include:
1. LED Lighting Systems: Used in indoor and outdoor LED lighting solutions for residential, commercial, and industrial environments.
2. Automotive Lighting: Applied in automotive headlamps, tail lamps, and interior lighting due to its reliability and efficiency.
3. Backlighting: Utilized in LCD displays and signage where uniform and controlled illumination is critical.
4. Architectural Lighting: Employed in dynamic lighting scenarios that require high precision and dimming capabilities.
5. Street and Area Lighting: Ideal for energy-efficient street and area lighting solutions.
This IC is valued for its ability to provide consistent current regulation and high efficiency.

Package

The HV9961LG-G is typically available in an SOIC-8 package. This is a small outline integrated circuit package with eight pins, commonly used for surface-mounted devices in electronic circuits.

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