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ISL97648IRTZ

ISL97648IRTZ

Product Overview

Category: Integrated Circuit (IC)

Use: LED Driver

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Dimming control capabilities

Package: QFN (Quad Flat No-Lead)

Essence: The ISL97648IRTZ is a highly efficient LED driver IC designed for driving multiple LEDs in various lighting applications.

Packaging/Quantity: The ISL97648IRTZ is available in a QFN package and is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Current Range: Up to 1.2A
  • Dimming Control: PWM (Pulse Width Modulation)
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Protection Features: Over-temperature, over-current, and short-circuit protection

Detailed Pin Configuration

The ISL97648IRTZ has a total of 24 pins. Here is the detailed pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. VCC: Power supply for internal circuitry
  4. EN: Enable pin for turning on/off the LED driver
  5. DIM: Dimming control input
  6. FB: Feedback pin for regulating output current
  7. NC: No connection
  8. NC: No connection
  9. NC: No connection
  10. NC: No connection
  11. NC: No connection
  12. NC: No connection
  13. NC: No connection
  14. NC: No connection
  15. NC: No connection
  16. NC: No connection
  17. NC: No connection
  18. NC: No connection
  19. NC: No connection
  20. NC: No connection
  21. NC: No connection
  22. NC: No connection
  23. NC: No connection
  24. NC: No connection

Functional Features

  • Wide input voltage range allows for compatibility with various power sources.
  • High efficiency ensures minimal power loss during LED operation.
  • Dimming control capability enables adjustable brightness levels.
  • Over-temperature, over-current, and short-circuit protection ensure safe operation.

Advantages and Disadvantages

Advantages: - High efficiency results in energy savings. - Compact size allows for easy integration into space-constrained applications. - Wide input voltage range provides flexibility in power source selection. - Dimming control enables customized lighting scenarios.

Disadvantages: - Limited output current range may not be suitable for high-power LED applications. - Lack of detailed pin functionality information may require additional documentation review.

Working Principles

The ISL97648IRTZ LED driver operates by converting the input voltage to a regulated current that drives the connected LEDs. The dimming control input allows for adjusting the brightness level by modulating the duty cycle of the PWM signal. The IC incorporates protection features to safeguard against over-temperature, over-current, and short-circuit conditions.

Detailed Application Field Plans

The ISL97648IRTZ LED driver is widely used in various lighting applications, including but not limited to: - Automotive lighting - Backlighting for LCD displays - General illumination - Signage and advertising displays - Architectural lighting

Detailed and Complete Alternative Models

  • ISL97649IRTZ
  • ISL97650IRTZ
  • ISL97651IRTZ
  • ISL97652IRTZ
  • ISL97653IRTZ

These alternative models offer similar functionality and characteristics to the ISL97648IRTZ, providing options for different performance requirements or design considerations.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL97648IRTZ en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ISL97648IRTZ in technical solutions:

  1. Q: What is ISL97648IRTZ? A: ISL97648IRTZ is a high-efficiency, 8-channel LED driver designed for backlighting LCD displays.

  2. Q: What is the maximum input voltage supported by ISL97648IRTZ? A: The maximum input voltage supported by ISL97648IRTZ is typically 26V.

  3. Q: How many LEDs can be driven by ISL97648IRTZ? A: ISL97648IRTZ can drive up to 8 LEDs in series or parallel configuration.

  4. Q: Can ISL97648IRTZ support dimming functionality? A: Yes, ISL97648IRTZ supports both analog and PWM dimming control for adjusting LED brightness.

  5. Q: What is the typical efficiency of ISL97648IRTZ? A: The typical efficiency of ISL97648IRTZ is around 90%, making it highly efficient for power-saving applications.

  6. Q: Does ISL97648IRTZ have built-in thermal protection? A: Yes, ISL97648IRTZ incorporates thermal shutdown protection to prevent overheating.

  7. Q: Can ISL97648IRTZ operate in a wide temperature range? A: Yes, ISL97648IRTZ has a wide operating temperature range of -40°C to +85°C.

  8. Q: Is ISL97648IRTZ compatible with different display sizes? A: Yes, ISL97648IRTZ is suitable for various display sizes, ranging from small handheld devices to larger screens.

  9. Q: Can ISL97648IRTZ be used in automotive applications? A: Yes, ISL97648IRTZ is automotive-grade and can be used in automotive lighting solutions.

  10. Q: What package does ISL97648IRTZ come in? A: ISL97648IRTZ is available in a compact 24-lead TQFN package for easy integration into different designs.

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