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ISL97691IRTZ-TK
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ISL97691IRTZ-TK

Product Overview

Category

ISL97691IRTZ-TK belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for controlling and driving LED backlighting in LCD displays.

Characteristics

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

Package

ISL97691IRTZ-TK is available in a compact 16-pin QFN package.

Essence

The essence of ISL97691IRTZ-TK lies in its ability to efficiently drive and control LED backlighting, providing optimal brightness and power management for LCD displays.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 4.5V to 26V
  • Output Current Range: Up to 1.2A
  • Dimming Control: Analog/PWM
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: QFN-16

Detailed Pin Configuration

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. DIM: Dimming control input
  5. FB: Feedback pin
  6. VOUT: Output voltage
  7. SW: Switch node
  8. LX: Inductor connection
  9. BST: Boost capacitor connection
  10. PGND: Power ground
  11. AGND: Analog ground
  12. NC: No connection
  13. NC: No connection
  14. NC: No connection
  15. NC: No connection
  16. NC: No connection

Functional Features

  • Efficient LED backlight driver
  • Wide input voltage range for versatile applications
  • Adjustable output current for brightness control
  • Dimming control options for flexible lighting adjustments
  • Over-temperature protection to prevent damage
  • Compact form factor for space-constrained designs

Advantages and Disadvantages

Advantages

  • High efficiency, resulting in lower power consumption
  • Wide input voltage range allows compatibility with various power sources
  • Adjustable output current enables precise brightness control
  • Dimming control options offer flexibility in lighting adjustments
  • Over-temperature protection ensures product longevity
  • Compact form factor facilitates integration into small devices

Disadvantages

  • Limited output current range may not be suitable for high-power applications
  • Lack of advanced features compared to more specialized LED drivers

Working Principles

ISL97691IRTZ-TK operates as a boost converter, converting the input voltage to a higher voltage required for driving LED backlighting. It regulates the output current to achieve the desired brightness level. The dimming control input allows for analog or PWM-based dimming, providing further control over the backlight intensity. The IC also incorporates over-temperature protection to safeguard against excessive heat.

Detailed Application Field Plans

ISL97691IRTZ-TK finds extensive application in various LCD display devices, including: - Smartphones and tablets - Monitors and televisions - Automotive infotainment systems - Industrial control panels - Portable gaming devices

Detailed and Complete Alternative Models

  1. ISL97692IRTZ-TK: Similar to ISL97691IRTZ-TK, but with higher output current capability.
  2. ISL97693IRTZ-TK: Enhanced version with additional features such as fault detection and diagnostic capabilities.
  3. ISL97694IRTZ-TK: Lower-cost alternative with basic functionality for budget-conscious applications.

These alternative models provide options based on specific requirements, allowing designers to choose the most suitable solution for their needs.

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10 domande e risposte comuni relative all'applicazione di ISL97691IRTZ-TK nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of ISL97691IRTZ-TK in technical solutions:

  1. Q: What is ISL97691IRTZ-TK? A: ISL97691IRTZ-TK is a high-efficiency, 6-channel LED driver designed for backlighting applications in LCD displays.

  2. Q: What is the maximum input voltage supported by ISL97691IRTZ-TK? A: The maximum input voltage supported by ISL97691IRTZ-TK is typically 26V.

  3. Q: How many channels does ISL97691IRTZ-TK support? A: ISL97691IRTZ-TK supports up to 6 channels, allowing control of multiple LEDs independently.

  4. Q: What is the maximum current per channel that ISL97691IRTZ-TK can handle? A: ISL97691IRTZ-TK can handle a maximum current of 120mA per channel.

  5. Q: Can ISL97691IRTZ-TK be used in automotive applications? A: Yes, ISL97691IRTZ-TK is suitable for automotive applications as it operates over a wide temperature range and has built-in protection features.

  6. Q: Does ISL97691IRTZ-TK support PWM dimming? A: Yes, ISL97691IRTZ-TK supports PWM (Pulse Width Modulation) dimming, allowing precise control of LED brightness.

  7. Q: What is the typical efficiency of ISL97691IRTZ-TK? A: The typical efficiency of ISL97691IRTZ-TK is around 90%, making it highly efficient in power conversion.

  8. Q: Can ISL97691IRTZ-TK be used in battery-powered devices? A: Yes, ISL97691IRTZ-TK can be used in battery-powered devices as it has a low quiescent current and supports low-voltage operation.

  9. Q: Does ISL97691IRTZ-TK have built-in thermal protection? A: Yes, ISL97691IRTZ-TK has built-in thermal protection that prevents overheating and ensures safe operation.

  10. Q: What is the package type of ISL97691IRTZ-TK? A: ISL97691IRTZ-TK is available in a compact 24-lead TQFN package, which is suitable for space-constrained applications.

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