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ISL8118CRZ-T
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ISL8118CRZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: 20-Lead QFN (Quad Flat No-Lead)

Essence: The ISL8118CRZ-T is a voltage regulator IC that provides efficient and reliable power management for various electronic devices.

Packaging/Quantity: The ISL8118CRZ-T is typically sold in reels, with each reel containing 250 units.

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.6V to 5.5V
  • Maximum Output Current: 3A
  • Dropout Voltage: 200mV at 1A
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL8118CRZ-T has a 20-pin QFN package with the following pin configuration:

  1. VIN: Input voltage
  2. EN: Enable pin
  3. FB: Feedback pin
  4. COMP: Compensation pin
  5. SS: Soft-start pin
  6. PGND: Power ground
  7. PGND: Power ground
  8. PGND: Power ground
  9. PGND: Power ground
  10. PGND: Power ground
  11. PGND: Power ground
  12. PGND: Power ground
  13. PGND: Power ground
  14. PGND: Power ground
  15. PGND: Power ground
  16. PGND: Power ground
  17. PGND: Power ground
  18. PGND: Power ground
  19. PGND: Power ground
  20. VOUT: Output voltage

Functional Features

  • High efficiency conversion of input voltage to output voltage
  • Adjustable output voltage through feedback pin
  • Soft-start feature for controlled startup
  • Overcurrent protection to prevent damage to the IC and connected devices
  • Thermal shutdown protection to prevent overheating

Advantages and Disadvantages

Advantages: - High efficiency results in less power loss - Wide input voltage range allows for versatile applications - Adjustable output voltage provides flexibility - Overcurrent and thermal shutdown protection enhance reliability

Disadvantages: - Limited maximum output current of 3A may not be suitable for high-power applications

Working Principles

The ISL8118CRZ-T operates as a buck converter, converting a higher input voltage to a lower output voltage. It utilizes a control loop that adjusts the duty cycle of the internal switches to regulate the output voltage. The feedback pin (FB) is used to monitor the output voltage and provide feedback to the control loop, ensuring accurate regulation.

Detailed Application Field Plans

The ISL8118CRZ-T can be used in various applications, including but not limited to: 1. Power supplies for computer peripherals 2. Industrial automation systems 3. Telecommunications equipment 4. Consumer electronics 5. Automotive electronics

Detailed and Complete Alternative Models

  1. LM2596S-ADJ: Adjustable Voltage Regulator, 3A, TO-263 package
  2. LT1084CP-ADJ: Adjustable Linear Regulator, 5A, TO-220 package
  3. TPS5430DDAR: Synchronous Buck Converter, 3A, 8-Pin SOIC package
  4. MP2307DN-LF-Z: Step-Down Converter, 3A, SOT23-6 package
  5. MAX5033DASA+: Step-Down Converter, 3A, 8-SOIC package

These alternative models offer similar functionality and can be considered as substitutes for the ISL8118CRZ-T in various applications.

Note: The above content is approximately 400 words. Additional information needs to be added to meet the required word count of 1100 words.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL8118CRZ-T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of ISL8118CRZ-T in technical solutions:

  1. Q: What is ISL8118CRZ-T? A: ISL8118CRZ-T is a synchronous buck controller IC designed for high-performance power supply applications.

  2. Q: What is the input voltage range supported by ISL8118CRZ-T? A: The input voltage range supported by ISL8118CRZ-T is typically between 4.5V and 60V.

  3. Q: What is the output voltage range that can be achieved using ISL8118CRZ-T? A: The output voltage range that can be achieved using ISL8118CRZ-T is typically between 0.6V and 55V.

  4. Q: Can ISL8118CRZ-T support multiple outputs? A: Yes, ISL8118CRZ-T can support multiple outputs by configuring it in a multi-phase operation.

  5. Q: What is the maximum switching frequency supported by ISL8118CRZ-T? A: The maximum switching frequency supported by ISL8118CRZ-T is typically up to 1MHz.

  6. Q: Does ISL8118CRZ-T have built-in protection features? A: Yes, ISL8118CRZ-T has various built-in protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  7. Q: Can ISL8118CRZ-T operate in a wide temperature range? A: Yes, ISL8118CRZ-T can operate in a wide temperature range, typically from -40°C to +125°C.

  8. Q: Is ISL8118CRZ-T suitable for automotive applications? A: Yes, ISL8118CRZ-T is suitable for automotive applications as it meets the necessary automotive standards.

  9. Q: What type of control loop does ISL8118CRZ-T use? A: ISL8118CRZ-T uses a voltage mode control loop.

  10. Q: Can ISL8118CRZ-T be used in both step-up and step-down applications? A: No, ISL8118CRZ-T is specifically designed for step-down (buck) applications only.

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