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ISL8499IVZ-T
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ISL8499IVZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and overtemperature protection

Package: TO-220-5L

Essence: The ISL8499IVZ-T is a voltage regulator IC designed for various applications requiring stable and regulated power supply.

Packaging/Quantity: The ISL8499IVZ-T is available in a TO-220-5L package. It is typically sold in reels of 250 units.

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 55V
  • Maximum Output Current: 3A
  • Dropout Voltage: 300mV at 3A
  • Quiescent Current: 2.5mA
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ISL8499IVZ-T has the following pin configuration:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. FB (Feedback)
  4. EN (Enable)
  5. VOUT (Output Voltage)

Functional Features

  • High Efficiency: The ISL8499IVZ-T offers high efficiency, minimizing power loss and maximizing energy conversion.
  • Low Dropout Voltage: With a low dropout voltage of 300mV at 3A, the IC ensures stable output voltage even when the input voltage is close to the desired output voltage.
  • Wide Input Voltage Range: The IC can handle input voltages ranging from 4.5V to 60V, making it suitable for a wide range of applications.
  • Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 55V, providing flexibility for different requirements.
  • Overcurrent and Overtemperature Protection: The ISL8499IVZ-T incorporates protection features to prevent damage from overcurrent and overtemperature conditions.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Wide input voltage range allows for versatile applications. - Adjustable output voltage provides flexibility. - Overcurrent and overtemperature protection ensure device safety.

Disadvantages: - Dropout voltage may affect performance in low input voltage scenarios. - Limited maximum output current of 3A may not be sufficient for high-power applications.

Working Principles

The ISL8499IVZ-T operates as a linear voltage regulator. It regulates the output voltage by adjusting the resistance between the input and output terminals. This adjustment is controlled by the feedback pin (FB) which compares the actual output voltage with a reference voltage. The enable pin (EN) controls the on/off state of the regulator.

Detailed Application Field Plans

The ISL8499IVZ-T can be used in various applications, including but not limited to: 1. Automotive electronics 2. Industrial control systems 3. Power management in portable devices 4. Battery charging circuits 5. LED lighting systems

Detailed and Complete Alternative Models

  1. LM317T: A popular adjustable voltage regulator IC with similar characteristics and package options.
  2. LT1084CP-5: A fixed 5V voltage regulator IC suitable for applications requiring a stable 5V output.
  3. TPS7A4700: An ultra-low dropout voltage regulator IC designed for high-performance applications.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL8499IVZ-T en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ISL8499IVZ-T in technical solutions:

  1. Q: What is ISL8499IVZ-T? A: ISL8499IVZ-T is a high-performance, quad-channel power multiplexer IC designed for use in various technical solutions.

  2. Q: What are the key features of ISL8499IVZ-T? A: Some key features include low on-resistance, wide input voltage range, fault protection, and thermal shutdown.

  3. Q: What is the purpose of ISL8499IVZ-T in technical solutions? A: ISL8499IVZ-T is used to switch between multiple power sources or loads, providing efficient power management and protection.

  4. Q: Can ISL8499IVZ-T handle high currents? A: Yes, ISL8499IVZ-T can handle high currents up to several amps per channel, depending on the specific application.

  5. Q: How many channels does ISL8499IVZ-T have? A: ISL8499IVZ-T has four independent channels, allowing for simultaneous control of multiple power sources or loads.

  6. Q: What is the input voltage range of ISL8499IVZ-T? A: The input voltage range of ISL8499IVZ-T typically spans from 2.7V to 5.5V, making it compatible with a wide range of power supplies.

  7. Q: Does ISL8499IVZ-T provide any fault protection? A: Yes, ISL8499IVZ-T offers built-in fault protection features such as overcurrent protection and thermal shutdown to safeguard the system.

  8. Q: Can ISL8499IVZ-T be controlled digitally? A: No, ISL8499IVZ-T is an analog switch and requires external control signals to operate.

  9. Q: What are some typical applications of ISL8499IVZ-T? A: ISL8499IVZ-T is commonly used in battery-powered devices, power management systems, industrial automation, and automotive applications.

  10. Q: Where can I find more information about ISL8499IVZ-T? A: You can refer to the datasheet provided by the manufacturer or visit their official website for detailed specifications and application notes.

Please note that the answers provided here are general and may vary depending on the specific requirements and use cases of ISL8499IVZ-T in different technical solutions.