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ISL97634ART26Z-TK

ISL97634ART26Z-TK

Product Overview

Category: Integrated Circuit (IC)

Use: LED Driver

Characteristics: - High efficiency - Low power consumption - Dimming control - Compact size

Package: ART26Z-TK package

Essence: The ISL97634ART26Z-TK is a high-efficiency LED driver IC designed for driving multiple LEDs in series. It provides dimming control and is suitable for various lighting applications.

Packaging/Quantity: The ISL97634ART26Z-TK is available in the ART26Z-TK package, and it is typically sold in reels or trays.

Specifications

  • Input Voltage Range: 4.5V to 26V
  • Output Current Range: Up to 1A
  • Dimming Control: PWM (Pulse Width Modulation)
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL97634ART26Z-TK has the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. DIM: Dimming control input
  5. FB: Feedback pin
  6. LX: Switching node
  7. VOUT: Output voltage
  8. PGND: Power ground

Functional Features

  • High-efficiency LED driver
  • Wide input voltage range
  • Dimming control for brightness adjustment
  • Over-temperature protection
  • Short-circuit protection
  • Under-voltage lockout

Advantages and Disadvantages

Advantages: - High efficiency results in lower power consumption - Dimming control allows for adjustable brightness - Compact size enables space-saving designs - Wide input voltage range accommodates various power sources

Disadvantages: - Limited output current range (up to 1A) - Requires external components for proper operation

Working Principles

The ISL97634ART26Z-TK is a buck LED driver IC that converts the input voltage to a lower output voltage suitable for driving LEDs in series. It utilizes pulse width modulation (PWM) to control the brightness of the LEDs. The dimming control input allows for adjusting the duty cycle of the PWM signal, thereby controlling the brightness level.

The IC also incorporates various protection features such as over-temperature and short-circuit protection to ensure safe operation. Additionally, it includes under-voltage lockout to prevent damage to the LEDs and the driver itself during low input voltage conditions.

Detailed Application Field Plans

The ISL97634ART26Z-TK LED driver IC is commonly used in the following applications:

  1. LED lighting fixtures
  2. Automotive lighting
  3. Backlighting for LCD displays
  4. Portable devices with LED indicators
  5. Signage and advertising displays

Detailed and Complete Alternative Models

  1. ISL97634ART26Z-T7A: Similar to ISL97634ART26Z-TK but with extended temperature range (-40°C to +125°C).
  2. ISL97634ART26Z-TQFN: Same functionality as ISL97634ART26Z-TK but in a different package (TQFN).

These alternative models offer similar features and can be considered as substitutes for the ISL97634ART26Z-TK depending on specific requirements and operating conditions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL97634ART26Z-TK v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ISL97634ART26Z-TK in technical solutions:

  1. Q: What is ISL97634ART26Z-TK? A: ISL97634ART26Z-TK 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 ISL97634ART26Z-TK? A: The input voltage range supported by ISL97634ART26Z-TK is typically between 4.5V and 26V.

  3. Q: How many channels does ISL97634ART26Z-TK support? A: ISL97634ART26Z-TK supports up to 4 channels, allowing you to control multiple LEDs independently.

  4. Q: What is the maximum current output per channel of ISL97634ART26Z-TK? A: The maximum current output per channel of ISL97634ART26Z-TK is typically 30mA.

  5. Q: Can ISL97634ART26Z-TK be used for dimming LEDs? A: Yes, ISL97634ART26Z-TK supports PWM (Pulse Width Modulation) dimming, allowing you to control the brightness of LEDs.

  6. Q: Is ISL97634ART26Z-TK compatible with both analog and digital dimming methods? A: Yes, ISL97634ART26Z-TK is compatible with both analog and digital dimming methods, providing flexibility in controlling LED brightness.

  7. Q: Does ISL97634ART26Z-TK have built-in thermal protection? A: Yes, ISL97634ART26Z-TK incorporates thermal protection features to prevent overheating and ensure safe operation.

  8. Q: What is the operating temperature range of ISL97634ART26Z-TK? A: The operating temperature range of ISL97634ART26Z-TK is typically between -40°C and +85°C.

  9. Q: Can ISL97634ART26Z-TK be used in automotive lighting applications? A: Yes, ISL97634ART26Z-TK is suitable for automotive lighting applications as it meets the necessary requirements and standards.

  10. Q: Are there any evaluation boards or reference designs available for ISL97634ART26Z-TK? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs for ISL97634ART26Z-TK, which can help in the development process.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements. It's always recommended to refer to the official documentation and consult with technical experts for accurate information.