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ISL78419ARZ-T7A
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ISL78419ARZ-T7A

Product Overview

Category

ISL78419ARZ-T7A belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in automotive applications, specifically for power management.

Characteristics

  • High efficiency
  • Low quiescent current
  • Wide input voltage range
  • Overvoltage and overcurrent protection
  • Thermal shutdown protection

Package

ISL78419ARZ-T7A comes in a small outline package (SOIC) with 8 pins.

Essence

The essence of this product lies in its ability to efficiently manage power in automotive systems, ensuring stable and reliable operation.

Packaging/Quantity

ISL78419ARZ-T7A is typically packaged in reels and is available in quantities of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 40V
  • Output Voltage Range: 1.2V to 37V
  • Quiescent Current: 50µA
  • Operating Temperature Range: -40°C to +125°C
  • Switching Frequency: 500kHz

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin
  4. EN: Enable pin
  5. SW: Switch pin
  6. PGND: Power ground pin
  7. VOUT: Output voltage pin
  8. COMP: Compensation pin

Functional Features

  • Wide input voltage range allows compatibility with various automotive systems.
  • High efficiency ensures minimal power loss during operation.
  • Overvoltage and overcurrent protection safeguards the circuit and connected devices.
  • Thermal shutdown protection prevents damage due to excessive heat.

Advantages and Disadvantages

Advantages

  • High efficiency leads to improved energy utilization.
  • Wide input voltage range enhances compatibility with different automotive systems.
  • Overvoltage and overcurrent protection ensure system safety.

Disadvantages

  • Limited output voltage range may not be suitable for certain applications requiring higher voltages.
  • The small package size may pose challenges during assembly and soldering processes.

Working Principles

ISL78419ARZ-T7A operates as a buck converter, converting the input voltage to a lower output voltage. It utilizes pulse width modulation (PWM) techniques to regulate the output voltage based on the feedback received from the FB pin. The enable pin (EN) controls the ON/OFF state of the converter.

Detailed Application Field Plans

ISL78419ARZ-T7A finds extensive application in the automotive industry, particularly in power management systems. Some specific areas where this product is used include:

  1. Electric vehicle powertrain systems
  2. Battery management systems
  3. LED lighting systems in automobiles
  4. Infotainment systems
  5. Advanced driver-assistance systems (ADAS)

Detailed and Complete Alternative Models

  1. ISL78219ARZ-T7A: Similar to ISL78419ARZ-T7A but with a different pin configuration.
  2. ISL78319ARZ-T7A: Higher output voltage range compared to ISL78419ARZ-T7A.
  3. ISL78519ARZ-T7A: Enhanced thermal management features for demanding automotive applications.

Note: These alternative models offer similar functionalities but may have slight variations in specifications and pin configurations.

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10 domande e risposte comuni relative all'applicazione di ISL78419ARZ-T7A nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of ISL78419ARZ-T7A in technical solutions:

  1. Q: What is ISL78419ARZ-T7A? A: ISL78419ARZ-T7A is a high-performance, automotive-grade voltage regulator designed for use in various technical solutions.

  2. Q: What is the input voltage range of ISL78419ARZ-T7A? A: The input voltage range of ISL78419ARZ-T7A is typically between 4.5V and 40V.

  3. Q: What is the output voltage range of ISL78419ARZ-T7A? A: The output voltage range of ISL78419ARZ-T7A can be adjusted from 0.8V to 36V.

  4. Q: What is the maximum output current of ISL78419ARZ-T7A? A: The maximum output current of ISL78419ARZ-T7A is typically 4A.

  5. Q: Is ISL78419ARZ-T7A suitable for automotive applications? A: Yes, ISL78419ARZ-T7A is specifically designed for automotive applications and meets the necessary standards and requirements.

  6. Q: Does ISL78419ARZ-T7A have built-in protection features? A: Yes, ISL78419ARZ-T7A includes various protection features such as overcurrent protection, thermal shutdown, and reverse battery protection.

  7. Q: Can ISL78419ARZ-T7A operate in a wide temperature range? A: Yes, ISL78419ARZ-T7A is designed to operate in a wide temperature range, typically from -40°C to +125°C.

  8. Q: What type of package does ISL78419ARZ-T7A come in? A: ISL78419ARZ-T7A is available in a 16-lead SOIC package.

  9. Q: Can ISL78419ARZ-T7A be used in other non-automotive applications? A: Yes, while it is primarily designed for automotive applications, ISL78419ARZ-T7A can also be used in other technical solutions that require a high-performance voltage regulator.

  10. Q: Are there any evaluation boards or reference designs available for ISL78419ARZ-T7A? A: Yes, Intersil provides evaluation boards and reference designs to help users quickly prototype and implement ISL78419ARZ-T7A in their applications.

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.