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ISL78302ARFBZ-T7A
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ISL78302ARFBZ-T7A

Product Overview

Category

The ISL78302ARFBZ-T7A belongs to the category of voltage regulators.

Use

It is used to regulate voltage in various electronic devices and systems.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Overcurrent protection
  • Thermal shutdown protection

Package

The ISL78302ARFBZ-T7A comes in a small outline package (SOP) for easy integration into circuit boards.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage to power sensitive electronic components.

Packaging/Quantity

It is typically packaged in reels containing a specific quantity, such as 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 1.2V to 57V
  • Maximum Output Current: 3A
  • Dropout Voltage: 300mV at 3A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The ISL78302ARFBZ-T7A has a total of 8 pins: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. FB (Feedback) 5. NC (No Connection) 6. NC (No Connection) 7. VOUT (Output Voltage) 8. NC (No Connection)

Functional Features

  • Wide input voltage range for versatile applications
  • Adjustable output voltage through external resistors
  • Overcurrent and thermal shutdown protection for enhanced reliability
  • Enable pin for control of the regulator's operation

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power dissipation
  • Wide input voltage range allows for flexibility in design
  • Overcurrent and thermal protection enhance system safety

Disadvantages

  • May require additional external components for specific applications
  • Higher cost compared to standard linear regulators

Working Principles

The ISL78302ARFBZ-T7A operates by comparing the feedback voltage with a reference voltage to adjust the output voltage. It utilizes internal circuitry to monitor and protect against overcurrent and excessive temperature, ensuring stable and safe operation.

Detailed Application Field Plans

The ISL78302ARFBZ-T7A is suitable for a wide range of applications, including: - Automotive electronics - Industrial automation systems - Telecommunications equipment - Power management modules

Detailed and Complete Alternative Models

Some alternative models to the ISL78302ARFBZ-T7A include: - LM317: A widely used adjustable linear voltage regulator - LT1083: High current adjustable voltage regulator - TPS7A47: Low-noise, high PSRR (Power Supply Rejection Ratio) voltage regulator

In conclusion, the ISL78302ARFBZ-T7A offers a versatile and reliable solution for voltage regulation in various electronic systems, with its wide input voltage range, high efficiency, and built-in protection features making it well-suited for demanding applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL78302ARFBZ-T7A in technische oplossingen

  1. What is the ISL78302ARFBZ-T7A?

    • The ISL78302ARFBZ-T7A is a dual-channel digital programmable power management IC designed for use in automotive and industrial applications.

  2. What are the key features of the ISL78302ARFBZ-T7A?

    • The key features include two integrated high-voltage synchronous buck regulators, a 12-bit ADC, EEPROM, and a serial communication interface.

  3. What is the input voltage range of the ISL78302ARFBZ-T7A?

    • The input voltage range is from 4.5V to 42V, making it suitable for a wide range of automotive and industrial power supply applications.

  4. How can the output voltage be programmed in the ISL78302ARFBZ-T7A?

    • The output voltage can be programmed through the serial communication interface using the integrated 12-bit ADC and EEPROM.

  5. What are the typical applications of the ISL78302ARFBZ-T7A?

    • Typical applications include LED lighting, automotive infotainment systems, and industrial automation equipment.

  6. What is the efficiency of the ISL78302ARFBZ-T7A?

    • The device offers high efficiency, typically over 90%, which is beneficial for power-sensitive applications.

  7. Does the ISL78302ARFBZ-T7A have built-in protection features?

    • Yes, it includes comprehensive protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  8. Can the ISL78302ARFBZ-T7A operate in harsh environments?

    • Yes, it is designed to operate in harsh automotive and industrial environments, with a wide temperature range and robust construction.

  9. What is the control interface for the ISL78302ARFBZ-T7A?

    • It utilizes a simple I2C interface for easy integration and control within a system.

  10. Is there a reference design available for the ISL78302ARFBZ-T7A?

    • Yes, Intersil provides reference designs and application notes to assist with the implementation of the ISL78302ARFBZ-T7A in technical solutions.