ISL97636AIRZ-TK

Product Overview

Category: Integrated Circuit (IC)

Use: The ISL97636AIRZ-TK is a high-performance integrated circuit designed for controlling the brightness of LED backlighting in LCD displays. It provides efficient and precise dimming control, making it suitable for various applications such as televisions, monitors, laptops, and automotive displays.

Characteristics: - High-performance LED backlight dimming control - Efficient and precise brightness adjustment - Wide input voltage range - Low dropout voltage - Thermal shutdown protection - Small package size for space-constrained designs

Package: The ISL97636AIRZ-TK is available in a small 20-lead QFN package, which ensures easy integration into compact electronic devices.

Essence: This IC serves as a crucial component in LED backlighting systems, enabling accurate and efficient control of brightness levels in LCD displays.

Packaging/Quantity: The ISL97636AIRZ-TK is typically sold in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 26V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 30mA
• Dimming Control: PWM (Pulse Width Modulation)
• Operating Temperature Range: -40°C to +85°C
• Package Type: 20-Lead QFN

Detailed Pin Configuration

The ISL97636AIRZ-TK features a 20-pin configuration with the following pin assignments:

1. VCC
2. GND
3. EN
4. DIM
5. FB
6. NC
7. NC
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. VIN

Functional Features

• Efficient and precise dimming control for LED backlighting
• Wide input voltage range allows compatibility with various power sources
• Low dropout voltage minimizes power loss
• Thermal shutdown protection prevents overheating and damage to the IC

Advantages and Disadvantages

Advantages: - High-performance dimming control for LED backlighting - Wide input voltage range enhances versatility - Small package size enables integration in space-constrained designs - Thermal shutdown protection ensures safety and reliability

Disadvantages: - Limited maximum output current (30mA) - Requires external components for complete LED backlighting system implementation

Working Principles

The ISL97636AIRZ-TK operates by receiving a PWM signal through the DIM pin, which controls the duty cycle of the LED backlighting. This IC regulates the output voltage based on the input signal, allowing precise adjustment of brightness levels. The integrated thermal shutdown protection ensures safe operation by monitoring the temperature and shutting down the device if it exceeds the specified threshold.

Detailed Application Field Plans

The ISL97636AIRZ-TK is widely used in various applications that require LED backlighting control in LCD displays. Some of the key application fields include:

1. Televisions
2. Monitors
3. Laptops
4. Automotive displays

Detailed and Complete Alternative Models

1. ISL97636IRZ-TK
2. ISL97636AIRZ
3. ISL97636IRZ
4. ISL97636IRZ-T7A

These alternative models offer similar functionality and characteristics to the ISL97636AIRZ-TK, providing flexibility in choosing the most suitable option for specific design requirements.

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