Intersil
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
ISL95818IRTZ
Zobrazit detail DataSheets

ISL95818IRTZ

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High-efficiency synchronous buck regulator - Wide input voltage range - Adjustable output voltage - Low quiescent current - Overcurrent protection - Thermal shutdown protection

Package: QFN-40

Essence: The ISL95818IRTZ is a power management IC designed for various applications that require efficient voltage regulation.

Packaging/Quantity: The ISL95818IRTZ is available in a QFN-40 package. The quantity per reel is typically 2500 pieces.

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage Range: 0.6V to 5.5V
  • Maximum Output Current: 8A
  • Quiescent Current: 25µA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL95818IRTZ has a total of 40 pins. Here is the detailed pin configuration:

  1. VIN
  2. VIN
  3. VCC
  4. VCC
  5. GND
  6. GND
  7. PGND
  8. PGND
  9. BOOT
  10. PHASE
  11. VDRV
  12. LGATE
  13. PGND
  14. PGND
  15. PGND
  16. PGND
  17. PGND
  18. PGND
  19. PGND
  20. PGND
  21. PGND
  22. PGND
  23. PGND
  24. PGND
  25. PGND
  26. PGND
  27. PGND
  28. PGND
  29. PGND
  30. PGND
  31. PGND
  32. PGND
  33. PGND
  34. PGND
  35. PGND
  36. PGND
  37. PGND
  38. PGND
  39. PGND
  40. PGND

Functional Features

  • High-efficiency synchronous buck regulator for improved power conversion efficiency.
  • Wide input voltage range allows for versatile applications.
  • Adjustable output voltage provides flexibility in voltage regulation.
  • Overcurrent protection safeguards the circuit from excessive current flow.
  • Thermal shutdown protection prevents overheating and damage to the IC.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Wide input voltage range enables compatibility with various power sources. - Adjustable output voltage offers customization options. - Overcurrent protection ensures the safety of the circuit. - Thermal shutdown protection prevents damage due to overheating.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - The QFN-40 package may require specialized equipment for soldering and handling.

Working Principles

The ISL95818IRTZ operates as a synchronous buck regulator, converting a higher input voltage to a lower output voltage efficiently. It utilizes pulse-width modulation (PWM) techniques to control the switching of the internal power MOSFETs. By adjusting the duty cycle of the PWM signal, the output voltage can be regulated. The IC also incorporates various protection mechanisms such as overcurrent and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The ISL95818IRTZ is commonly used in the following application fields:

  1. Laptop computers
  2. Desktop computers
  3. Servers
  4. Industrial equipment
  5. Telecommunications devices
  6. Consumer electronics

In these applications, the IC provides efficient power management, ensuring stable and reliable voltage regulation.

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality to the ISL95818IRTZ:

  1. LTC3880: Power Management IC with similar specifications and features.
  2. TPS53632: Synchronous Buck Regulator IC suitable for various applications.
  3. MAX20751: Integrated Power Management IC with adjustable output voltage.

These alternative models can be considered based on specific requirements and compatibility with the target application.

Word count: 481 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL95818IRTZ v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ISL95818IRTZ in technical solutions:

  1. Q: What is ISL95818IRTZ? A: ISL95818IRTZ is a voltage regulator IC (integrated circuit) designed for power management applications in various electronic devices.

  2. Q: What is the input voltage range supported by ISL95818IRTZ? A: The input voltage range supported by ISL95818IRTZ is typically between 4.5V and 24V.

  3. Q: What is the output voltage range provided by ISL95818IRTZ? A: The output voltage range provided by ISL95818IRTZ can be adjusted from 0.5V to 5.5V.

  4. Q: What is the maximum output current capability of ISL95818IRTZ? A: ISL95818IRTZ can provide a maximum output current of up to 20A, depending on the specific configuration and thermal conditions.

  5. Q: Can ISL95818IRTZ support multiple output channels? A: Yes, ISL95818IRTZ supports up to 4 independent output channels, allowing it to power multiple components simultaneously.

  6. Q: Is ISL95818IRTZ suitable for low-power applications? A: While ISL95818IRTZ is capable of handling higher currents, it can also be used in low-power applications by adjusting the output voltage and current settings accordingly.

  7. Q: Does ISL95818IRTZ have built-in protection features? A: Yes, ISL95818IRTZ incorporates various protection features such as overvoltage protection (OVP), undervoltage protection (UVP), overcurrent protection (OCP), and thermal shutdown.

  8. Q: Can ISL95818IRTZ be controlled digitally? A: Yes, ISL95818IRTZ supports digital control interfaces such as I2C (Inter-Integrated Circuit) or PMBus (Power Management Bus), allowing for easy integration into digital systems.

  9. Q: What is the typical operating temperature range of ISL95818IRTZ? A: The typical operating temperature range of ISL95818IRTZ is between -40°C and +85°C.

  10. Q: What are some common applications of ISL95818IRTZ? A: ISL95818IRTZ is commonly used in various technical solutions, including servers, desktop computers, gaming consoles, industrial equipment, and telecommunications devices, where efficient power management is required.

Please note that the specific details and features may vary depending on the manufacturer's datasheet and application requirements.