IS31FL3208A-QFLS4-TR

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IS31FL3208A-QFLS4-TR

+BOM

IC LED DRVR LINEAR NO 38MA 28QFN

  • 제조업체Lumissil 마이크로시스템

  • 제조업체 부품 #IS31FL3208A-QFLS4-TR

  • 재고5861

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사양

속성 가치
Part Status Active
Type Linear
Topology Constant Current
Internal Switch(s) No
Number of Outputs 18
Voltage - Supply (Min) 2.7V
Voltage - Supply (Max) 5.5V
Current - Output / Channel 38mA
Frequency 23kHz
Dimming No
Applications LED Lighting
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount
Package / Case 28-WFQFN Exposed Pad
Supplier Device Package 28-QFN (4x4)
Base Product Number IS31FL3208

개요

Description

The IS31FL3208A-QFLS4-TR is an LED driver IC designed by ISSI (Integrated Silicon Solution Inc.) for controlling multiple LEDs with efficiency and precision. It is commonly used in applications requiring a high degree of LED control, such as in display backlighting, decorative lighting, and customizable lighting systems.
Key features of the IS31FL3208A-QFLS4-TR include:
1. Control: It offers 16-channel constant current outputs, allowing for precise control over each LED channel for uniform brightness across different LEDs.
2. Communication: The device supports I²C interface, which facilitates easy integration and control within a microcontroller-based system.
3. Flexibility: The driver IC provides PWM (Pulse Width Modulation) control for brightness adjustment, giving users flexibility in lighting design.
4. Efficiency: It is designed to minimize power consumption while maximizing LED brightness, promoting energy-efficient lighting solutions.
5. Package: The QFLS4-TR suffix indicates a specific package type suitable for surface mounting, aiding in compact PCB design.
Overall, the IS31FL3208A-QFLS4-TR is an effective solution for developers looking to implement dynamic and customizable LED lighting systems.

Equivalent

The IS31FL3208A-QFLS4-TR is an LED driver IC. Equivalent products would include other LED driver ICs with similar features, such as the Texas Instruments LP55231, the Maxim Integrated MAX7219, and the NXP PCA9955A. These alternatives should offer comparable current sinking capabilities, similar channel counts, and I2C or similar communication interfaces. Always check the exact specifications and requirements of your application to ensure compatibility.

Features

The IS31FL3208A-QFLS4-TR is an LED driver IC designed for efficient control and management of LED displays. Key features include:
1. 8-Channel Output: Supports up to 8 LED channels, allowing for individual control and management.
2. Adjustable Current: Provides programmable current settings for each channel to ensure optimal brightness and uniform illumination.
3. I2C Interface: Features an I2C-compatible interface for easy communication and control via microcontrollers.
4. Low Power Consumption: Optimized for energy efficiency, making it suitable for battery-powered devices.
5. Brightness Control: Offers PWM (Pulse Width Modulation) for precise brightness control and dimming capabilities.
6. Small Package Size: Comes in a compact QFN-24 package, which is ideal for space-constrained applications.
7. Wide Operating Voltage Range: Supports a broad voltage range, enhancing compatibility with various systems.
8. Built-in Protection: Includes short-circuit and over-temperature protection to ensure reliable operation and device safety.
These features make the IS31FL3208A-QFLS4-TR suitable for applications like backlighting, LED displays, and decorative lighting.

Pinout

The IS31FL3208A-QFLS4-TR is an LED driver IC designed to control up to 8 separate LED channels. It comes in a compact package with a specific pin count and set of functions optimized for efficient LED control.
Pin Count:
The IS31FL3208A-QFLS4-TR is typically available in a 16-pin QFN (Quad Flat No-leads) package.
Functions:
1. LED Control: It can individually control up to 8 LED channels, allowing for varying brightness levels and effects.
2. Communication Interface: The device usually includes an I2C interface for communication, enabling easy integration with microcontrollers.
3. Current Regulation: Provides constant current control for LEDs, ensuring consistent brightness across all channels.
4. Programmability: Offers flexible programming options for LED patterns and dimming through its communication interface.
5. Efficiency: Designed to operate efficiently, minimizing power consumption while driving multiple LEDs.
This IC is often used in applications requiring dynamic and programmable LED lighting, such as in portable devices, display panels, and indicator lights.

Manufacturer

The IS31FL3208A-QFLS4-TR is manufactured by Lumissil Microsystems, which is a division of ISSI (Integrated Silicon Solution, Inc.). Lumissil Microsystems specializes in analog and mixed-signal integrated circuits, focusing on LED drivers, audio amplifiers, sensor interfaces, and power management solutions. They cater to various markets, including consumer electronics, automotive, and industrial applications. As a company, Lumissil aims to provide innovative semiconductor solutions with a commitment to quality and performance.

Application

The IS31FL3208A-QFLS4-TR is an LED driver IC primarily used in lighting applications. It is commonly implemented in consumer electronics, automotive lighting, and display backlighting. Its capability to control multiple LEDs with PWM dimming makes it suitable for RGB LED matrices, enhancing visual displays with precise color control. Additionally, it's used in portable devices for keypad and indicator lighting due to its low power consumption and efficient LED driving. The IC's compact form factor and versatility allow it to be integrated into various products where space and energy efficiency are critical.

Package

The IS31FL3208A-QFLS4-TR is an LED driver IC packaged in a QFN (Quad Flat No-leads) form. This package type is compact, allowing for efficient thermal management and high-density mounting on PCBs.

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