ISSI, Integrated Silicon Solution Inc
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IS31LT3380-GRLS3-TR
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IS31LT3380-GRLS3-TR

Product Overview

Category

IS31LT3380-GRLS3-TR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for driving LED backlighting in LCD displays.

Characteristics

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

Package

IS31LT3380-GRLS3-TR is available in a surface mount package.

Essence

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

Packaging/Quantity

IS31LT3380-GRLS3-TR is typically packaged in reels and comes in quantities of 3000 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 40V
  • Output Current Range: 10mA to 100mA
  • Dimming Control: PWM or DC voltage control
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOT23-6

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. DIM: Dimming control pin
  5. FB: Feedback pin
  6. VOUT: Output voltage pin

Functional Features

  • Efficiently drives LED backlighting with adjustable output current
  • Supports both PWM and DC voltage dimming control methods
  • Provides over-temperature protection to ensure safe operation
  • Wide input voltage range allows for versatile applications
  • Compact size enables easy integration into various designs

Advantages and Disadvantages

Advantages

  • High efficiency and low power consumption
  • Wide input voltage range for versatile applications
  • Adjustable output current and dimming control capability
  • Over-temperature protection ensures safe operation
  • Small form factor allows for easy integration

Disadvantages

  • Limited output current range (10mA to 100mA)
  • Requires additional external components for proper operation

Working Principles

IS31LT3380-GRLS3-TR operates by converting the input voltage to a regulated output current suitable for driving LED backlighting. It utilizes a feedback mechanism to maintain a constant output current, while the dimming control feature adjusts the brightness of the LEDs. The integrated over-temperature protection ensures safe operation under various conditions.

Detailed Application Field Plans

IS31LT3380-GRLS3-TR finds extensive application in various fields, including: 1. LCD monitors and televisions 2. Automotive displays 3. Industrial control panels 4. Portable electronic devices 5. Signage and advertising displays

Detailed and Complete Alternative Models

  1. IS31LT3360-GRLS3-TR
  2. IS31LT3350-GRLS3-TR
  3. IS31LT3340-GRLS3-TR
  4. IS31LT3330-GRLS3-TR
  5. IS31LT3320-GRLS3-TR

These alternative models offer similar functionality and characteristics to IS31LT3380-GRLS3-TR, providing options for different design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací IS31LT3380-GRLS3-TR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of IS31LT3380-GRLS3-TR in technical solutions:

  1. Q: What is IS31LT3380-GRLS3-TR? A: IS31LT3380-GRLS3-TR is a specific model of LED driver IC (integrated circuit) designed for driving LEDs in various lighting applications.

  2. Q: What is the input voltage range supported by IS31LT3380-GRLS3-TR? A: The input voltage range supported by IS31LT3380-GRLS3-TR is typically between 6V and 40V.

  3. Q: How many LEDs can be driven by IS31LT3380-GRLS3-TR? A: IS31LT3380-GRLS3-TR can drive up to 8 LEDs in series, depending on the forward voltage requirements of the LEDs.

  4. Q: Can IS31LT3380-GRLS3-TR dim the LEDs it drives? A: Yes, IS31LT3380-GRLS3-TR supports PWM (Pulse Width Modulation) dimming, allowing precise control of LED brightness.

  5. Q: Is IS31LT3380-GRLS3-TR suitable for automotive lighting applications? A: Yes, IS31LT3380-GRLS3-TR is designed to meet the stringent requirements of automotive lighting applications, including thermal management and EMI performance.

  6. Q: Does IS31LT3380-GRLS3-TR have built-in protection features? A: Yes, IS31LT3380-GRLS3-TR includes various protection features such as over-temperature protection, over-voltage protection, and short-circuit protection.

  7. Q: Can IS31LT3380-GRLS3-TR operate in a wide temperature range? A: Yes, IS31LT3380-GRLS3-TR is designed to operate reliably in a wide temperature range, typically from -40°C to 125°C.

  8. Q: What is the typical efficiency of IS31LT3380-GRLS3-TR? A: The typical efficiency of IS31LT3380-GRLS3-TR is around 90%, ensuring efficient power conversion and minimizing heat dissipation.

  9. Q: Does IS31LT3380-GRLS3-TR require external components for operation? A: Yes, IS31LT3380-GRLS3-TR requires external components such as input/output capacitors and resistors for proper operation.

  10. Q: Is IS31LT3380-GRLS3-TR available in a surface-mount package? A: Yes, IS31LT3380-GRLS3-TR is available in a surface-mount package, making it suitable for compact and space-constrained designs.

Please note that the answers provided here are general and may vary depending on specific application requirements and datasheet specifications.