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ISL97645AIRZ-T
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ISL97645AIRZ-T

Product Overview

Category

ISL97645AIRZ-T 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

ISL97645AIRZ-T is available in a small outline package (SOIC) with 16 pins.

Essence

The essence of ISL97645AIRZ-T lies in its ability to efficiently drive and control LED backlighting, providing optimal brightness and power management for LCD displays.

Packaging/Quantity

ISL97645AIRZ-T 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 150mA
  • Dimming Control: Analog/PWM
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOIC-16

Pin Configuration

The detailed pin configuration of ISL97645AIRZ-T is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VIN | Input voltage | | 2 | GND | Ground | | 3 | VOUT | Output voltage | | 4 | ADJ | Dimming control input | | 5 | EN | Enable control input | | 6-9 | NC | No connection | | 10 | FB | Feedback voltage | | 11-14 | NC | No connection | | 15 | PWM | Dimming control input | | 16 | VCC | Supply voltage |

Functional Features

  • Efficient LED backlighting control
  • Adjustable brightness through dimming control
  • Over-temperature protection for enhanced safety
  • Wide input voltage range for versatile applications
  • Small form factor for space-constrained designs

Advantages and Disadvantages

Advantages

  • High efficiency, leading to energy savings
  • Flexible dimming control options
  • Wide input voltage range allows compatibility with various power sources
  • Compact size enables integration into small devices

Disadvantages

  • Limited output current capacity (up to 150mA)
  • Requires external components for proper operation
  • Not suitable for high-power LED applications

Working Principles

ISL97645AIRZ-T operates by converting the input voltage to a regulated output voltage suitable for driving LED backlighting. It utilizes a combination of internal circuitry and external components to achieve efficient power conversion and precise dimming control. The IC incorporates over-temperature protection to safeguard against excessive heat.

Detailed Application Field Plans

ISL97645AIRZ-T finds extensive application in various fields, including: 1. LCD monitors and televisions 2. Laptop and tablet displays 3. Automotive infotainment systems 4. Industrial control panels 5. Medical equipment displays

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL97645AIRZ-T are: 1. AP8800 2. TPS61165 3. LT3597 4. BD8381EFV 5. MAX16834

These alternative models offer similar functionality and can be used as substitutes based on specific requirements and design considerations.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af ISL97645AIRZ-T i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of ISL97645AIRZ-T in technical solutions:

  1. Q: What is ISL97645AIRZ-T? A: ISL97645AIRZ-T is a high-efficiency, 6-channel LED driver IC designed for driving backlight LEDs in LCD displays.

  2. Q: What is the input voltage range supported by ISL97645AIRZ-T? A: The input voltage range supported by ISL97645AIRZ-T is typically between 4.5V and 26V.

  3. Q: How many channels can ISL97645AIRZ-T drive? A: ISL97645AIRZ-T can drive up to 6 channels of LEDs.

  4. Q: What is the maximum current per channel that ISL97645AIRZ-T can handle? A: The maximum current per channel that ISL97645AIRZ-T can handle is typically 120mA.

  5. Q: Can ISL97645AIRZ-T support dimming control? A: Yes, ISL97645AIRZ-T supports both analog and PWM dimming control for adjusting the brightness of the LEDs.

  6. Q: Is ISL97645AIRZ-T compatible with different types of LEDs? A: Yes, ISL97645AIRZ-T is compatible with various types of LEDs, including white, RGB, and multi-color LEDs.

  7. Q: Does ISL97645AIRZ-T have built-in protection features? A: Yes, ISL97645AIRZ-T includes overvoltage protection (OVP), open/short LED detection, and thermal shutdown protection.

  8. Q: Can ISL97645AIRZ-T operate in a wide temperature range? A: Yes, ISL97645AIRZ-T is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  9. Q: What is the package type of ISL97645AIRZ-T? A: ISL97645AIRZ-T is available in a compact 24-lead QFN (Quad Flat No-Lead) package.

  10. Q: Are there any evaluation boards or reference designs available for ISL97645AIRZ-T? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs that can help with the implementation of ISL97645AIRZ-T in various applications.

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