ISSI, Integrated Silicon Solution Inc
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IS31BL3508A-STLS2-TR
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IS31BL3508A-STLS2-TR

Product Overview

Category

IS31BL3508A-STLS2-TR belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for driving LED backlights in LCD displays.

Characteristics

  • High efficiency and low power consumption
  • Wide input voltage range
  • Adjustable output current
  • Dimming control capability
  • Over-temperature protection
  • Short-circuit protection

Package

IS31BL3508A-STLS2-TR is available in a small outline package (SOP) with 8 pins.

Essence

The essence of this product lies in its ability to efficiently drive LED backlights, providing optimal brightness and power management for LCD displays.

Packaging/Quantity

IS31BL3508A-STLS2-TR is typically packaged in reels and comes in quantities of 3000 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 26V
  • Output Current Range: 10mA to 100mA
  • Dimming Control: PWM or DC voltage control
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOP-8

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. DIM: Dimming control input
  4. EN: Enable control input
  5. FB: Feedback pin for regulating output current
  6. NC: No connection
  7. OUT: Output pin for LED backlight
  8. NC: No connection

Functional Features

  • Efficiently drives LED backlights with adjustable current levels
  • Supports both PWM and DC voltage dimming control methods
  • Provides over-temperature and short-circuit protection
  • Wide input voltage range allows for versatile applications

Advantages and Disadvantages

Advantages

  • High efficiency and low power consumption
  • Wide input voltage range for flexibility
  • Adjustable output current for precise control
  • Dimming control capability for brightness adjustment
  • Built-in protection features for enhanced reliability

Disadvantages

  • Limited to driving LED backlights in LCD displays
  • Requires additional external components for complete functionality

Working Principles

IS31BL3508A-STLS2-TR operates by regulating the output current to drive LED backlights. The input voltage is converted to a regulated current through feedback control, ensuring optimal brightness and power management. The dimming control input allows for adjusting the backlight intensity using either PWM or DC voltage control methods. The IC also incorporates over-temperature and short-circuit protection mechanisms to safeguard the LED backlight and the driver circuit.

Detailed Application Field Plans

IS31BL3508A-STLS2-TR finds extensive application in various LCD display devices, including: - Televisions - Computer monitors - Automotive infotainment systems - Portable electronic devices (e.g., smartphones, tablets) - Industrial control panels

Detailed and Complete Alternative Models

  1. IS31BL3506A-STLS2-TR
  2. IS31BL3507A-STLS2-TR
  3. IS31BL3509A-STLS2-TR
  4. IS31BL3510A-STLS2-TR

These alternative models offer similar functionality and characteristics, providing options for different design requirements and specifications.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von IS31BL3508A-STLS2-TR in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of IS31BL3508A-STLS2-TR in technical solutions:

  1. Q: What is IS31BL3508A-STLS2-TR? A: IS31BL3508A-STLS2-TR is a specific model of LED driver IC (Integrated Circuit) designed for driving LEDs in various applications.

  2. Q: What is the maximum current rating of IS31BL3508A-STLS2-TR? A: The maximum current rating of IS31BL3508A-STLS2-TR is typically 35mA per channel.

  3. Q: How many channels does IS31BL3508A-STLS2-TR support? A: IS31BL3508A-STLS2-TR supports 8 channels, allowing you to control up to 8 individual LEDs.

  4. Q: What is the input voltage range for IS31BL3508A-STLS2-TR? A: The input voltage range for IS31BL3508A-STLS2-TR is typically between 2.7V and 5.5V.

  5. Q: Can IS31BL3508A-STLS2-TR be used with both common anode and common cathode LEDs? A: Yes, IS31BL3508A-STLS2-TR can be used with both common anode and common cathode LEDs.

  6. Q: Does IS31BL3508A-STLS2-TR have built-in PWM (Pulse Width Modulation) control? A: Yes, IS31BL3508A-STLS2-TR has built-in PWM control, allowing you to adjust the brightness of the LEDs.

  7. Q: Is IS31BL3508A-STLS2-TR compatible with I2C communication? A: Yes, IS31BL3508A-STLS2-TR supports I2C communication, making it easy to interface with microcontrollers or other devices.

  8. Q: Can IS31BL3508A-STLS2-TR be used in automotive applications? A: Yes, IS31BL3508A-STLS2-TR is designed to meet the requirements for automotive applications, such as interior lighting.

  9. Q: What is the operating temperature range of IS31BL3508A-STLS2-TR? A: The operating temperature range of IS31BL3508A-STLS2-TR is typically between -40°C and 85°C.

  10. Q: Are there any evaluation boards or reference designs available for IS31BL3508A-STLS2-TR? A: Yes, the manufacturer of IS31BL3508A-STLS2-TR provides evaluation boards and reference designs to help with the development process.