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IS31FL3726-ZLS2-TR

IS31FL3726-ZLS2-TR

Introduction

The IS31FL3726-ZLS2-TR is a versatile LED driver belonging to the category of integrated circuits. This device is widely used in various applications due to its unique characteristics and features. In this entry, we will provide an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the IS31FL3726-ZLS2-TR.

Basic Information Overview

  • Category: Integrated Circuit
  • Use: LED Driver
  • Characteristics: Versatile, High Efficiency, Programmable
  • Package: 20-UFBGA
  • Essence: Efficient LED Control
  • Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

  • Input Voltage: 2.7V to 5.5V
  • Output Current: Up to 40mA per channel
  • Number of Channels: 6
  • Interface: I2C
  • Operating Temperature Range: -40°C to 85°C
  • Dimming Control: PWM

Detailed Pin Configuration

  1. VDD
  2. SDA
  3. SCL
  4. GND
  5. LED1
  6. LED2
  7. LED3
  8. LED4
  9. LED5
  10. LED6
  11. INT
  12. REXT
  13. ADDR
  14. ADR
  15. NC
  16. NC
  17. NC
  18. NC
  19. NC
  20. NC

Functional Features

  • Individual LED control
  • Programmable dimming
  • Low power consumption
  • Over-temperature protection
  • Flexible I2C interface

Advantages and Disadvantages

Advantages

  • High efficiency
  • Compact package
  • Wide operating voltage range
  • Easy integration with microcontrollers
  • Programmable features for customization

Disadvantages

  • Limited number of channels
  • Requires external resistors for current setting

Working Principles

The IS31FL3726-ZLS2-TR operates by receiving commands through the I2C interface to control the brightness of individual LEDs. It utilizes internal registers to store the dimming settings and provides over-temperature protection to ensure reliable operation.

Detailed Application Field Plans

The IS31FL3726-ZLS2-TR is commonly used in: - Portable electronic devices - Wearable technology - Automotive interior lighting - IoT devices - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the IS31FL3726-ZLS2-TR include: - IS31FL3726A - IS31FL3726B - IS31FL3726C - IS31FL3726D

In conclusion, the IS31FL3726-ZLS2-TR is a highly efficient and programmable LED driver suitable for various applications. Its compact package, wide operating voltage range, and flexible I2C interface make it a popular choice among designers seeking precise LED control.

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技術ソリューションにおける IS31FL3726-ZLS2-TR の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the IS31FL3726-ZLS2-TR?

    • The IS31FL3726-ZLS2-TR is a 6-channel LED driver with integrated boost converter, designed for driving LEDs in various applications.
  2. What is the maximum output current of the IS31FL3726-ZLS2-TR?

    • The maximum output current per channel is 40mA, making it suitable for driving standard LEDs.
  3. What is the input voltage range of the IS31FL3726-ZLS2-TR?

    • The input voltage range is from 2.7V to 5.5V, allowing for flexibility in power supply selection.
  4. Can the IS31FL3726-ZLS2-TR be used for dimming LEDs?

    • Yes, the IS31FL3726-ZLS2-TR supports PWM dimming, enabling precise control over LED brightness.
  5. What is the typical efficiency of the integrated boost converter in the IS31FL3726-ZLS2-TR?

    • The typical efficiency of the boost converter is around 90%, ensuring efficient power delivery to the LEDs.
  6. Does the IS31FL3726-ZLS2-TR have any built-in protection features?

    • Yes, it includes over-temperature protection and open/short LED detection to safeguard the system and LEDs.
  7. What communication interface does the IS31FL3726-ZLS2-TR support?

    • It supports I2C communication, allowing for easy integration with microcontrollers and other devices.
  8. Is the IS31FL3726-ZLS2-TR suitable for automotive applications?

    • Yes, it is AEC-Q100 qualified, making it suitable for use in automotive lighting systems.
  9. Can the IS31FL3726-ZLS2-TR be cascaded with other LED drivers?

    • Yes, it can be cascaded to drive more LEDs or to expand the number of channels in the system.
  10. What are some typical applications for the IS31FL3726-ZLS2-TR?

    • Typical applications include backlighting, keypad illumination, and general LED lighting in consumer electronics and industrial equipment.