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ISL97636AIRZ
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ISL97636AIRZ

Product Overview

Category

ISL97636AIRZ 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 noise operation
  • Wide input voltage range
  • Integrated boost converter and six current sinks
  • Adjustable dimming control
  • Thermal shutdown protection

Package

ISL97636AIRZ is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of ISL97636AIRZ lies in its ability to efficiently drive LED backlighting, providing optimal brightness and dimming control for LCD displays.

Packaging/Quantity

ISL97636AIRZ is typically packaged in reels containing 2500 units.

Specifications

  • Input Voltage Range: 4.5V to 26V
  • Output Voltage Range: Up to 40V
  • Maximum Output Current: 120mA per channel
  • Dimming Control: PWM or DC voltage
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage
  2. GND: Ground
  3. DIM: Dimming control input
  4. FB: Feedback voltage input
  5. VOUT: Output voltage
  6. EN: Enable control input
  7. CS: Current sense input
  8. SW: Switch node connection

Functional Features

  • Integrated boost converter provides efficient power conversion.
  • Six current sinks allow precise control of LED backlighting.
  • Adjustable dimming control enables brightness customization.
  • Thermal shutdown protection prevents overheating and damage.

Advantages and Disadvantages

Advantages

  • High efficiency operation saves energy.
  • Wide input voltage range allows compatibility with various power sources.
  • Integrated design simplifies circuitry and reduces component count.
  • Adjustable dimming control provides flexibility in display brightness.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Operating temperature range may restrict usage in extreme environments.

Working Principles

ISL97636AIRZ operates by converting the input voltage to a higher output voltage using the integrated boost converter. The converted voltage is then distributed to the six current sinks, which drive the LED backlighting. The dimming control input adjusts the brightness of the LEDs, while thermal shutdown protection ensures safe operation.

Detailed Application Field Plans

ISL97636AIRZ finds extensive application in various LCD display devices, including: - Televisions - Computer monitors - Automotive infotainment systems - Handheld devices (smartphones, tablets) - Industrial control panels

Detailed and Complete Alternative Models

  1. ISL97634AIRZ: Similar to ISL97636AIRZ but with four current sinks instead of six.
  2. ISL97638AIRZ: Similar to ISL97636AIRZ but with eight current sinks for driving larger displays.
  3. ISL97635AIRZ: Lower power version with reduced output current capability.

These alternative models offer similar functionality and can be chosen based on specific requirements and power constraints.

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10 سوال و پاسخ رایج مربوط به کاربرد ISL97636AIRZ در راه حل های فنی را فهرست کنید

Sure! Here are 10 common questions and answers related to the application of ISL97636AIRZ in technical solutions:

  1. Q: What is ISL97636AIRZ? A: ISL97636AIRZ is a highly integrated LED driver IC designed for driving up to 16 channels of LEDs in a backlighting application.

  2. Q: What is the maximum number of LEDs that can be driven by ISL97636AIRZ? A: ISL97636AIRZ can drive up to 16 channels of LEDs, making it suitable for applications requiring multiple LED strings.

  3. Q: What is the input voltage range supported by ISL97636AIRZ? A: ISL97636AIRZ supports an input voltage range from 4.5V to 26V, allowing it to be used with a wide variety of power sources.

  4. Q: Can ISL97636AIRZ support dimming functionality? A: Yes, ISL97636AIRZ supports both analog and PWM dimming, providing flexibility in controlling the brightness of the LEDs.

  5. Q: Is ISL97636AIRZ compatible with different LED types? A: Yes, ISL97636AIRZ is compatible with various LED types, including white, RGB, and multi-color LEDs.

  6. Q: Does ISL97636AIRZ have built-in protection features? A: Yes, ISL97636AIRZ incorporates several protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.

  7. Q: Can ISL97636AIRZ operate in a wide temperature range? A: Yes, ISL97636AIRZ has a wide operating temperature range of -40°C to +85°C, making it suitable for use in various environments.

  8. Q: What is the typical efficiency of ISL97636AIRZ? A: The typical efficiency of ISL97636AIRZ is around 90%, ensuring efficient power conversion and minimizing energy loss.

  9. Q: Does ISL97636AIRZ require external components for operation? A: Yes, ISL97636AIRZ requires a few external components such as resistors, capacitors, and inductors to complete the LED driver circuit.

  10. Q: Can ISL97636AIRZ be used in automotive applications? A: Yes, ISL97636AIRZ is suitable for automotive applications as it meets the necessary requirements for automotive-grade reliability and performance.

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