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ISL81487LIBZ
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ISL81487LIBZ

Product Overview

Category

The ISL81487LIBZ belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Overcurrent and thermal protection

Package

The ISL81487LIBZ comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of the ISL81487LIBZ lies in its ability to provide consistent and regulated voltage to electronic devices.

Packaging/Quantity

The ISL81487LIBZ is typically packaged in reels and is available in varying quantities depending on the supplier.

Specifications

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage: Adjustable from 0.8V to 5V
  • Maximum Output Current: 1A
  • Dropout Voltage: 300mV at 1A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The ISL81487LIBZ has a standard 8-pin SOIC package with the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. FB (Feedback) 4. EN (Enable) 5. VOUT (Output Voltage) 6. NC (No Connection) 7. NC (No Connection) 8. VIN (Input Voltage)

Functional Features

  • Adjustable output voltage
  • Overcurrent and thermal protection
  • Low dropout voltage
  • Enable pin for power saving mode

Advantages

  • Wide input voltage range
  • High efficiency
  • Compact SOIC package
  • Overcurrent and thermal protection for enhanced reliability

Disadvantages

  • Limited maximum output current (1A)
  • Not suitable for high-power applications

Working Principles

The ISL81487LIBZ operates by comparing the feedback voltage with a reference voltage to regulate the output voltage. It utilizes a series pass P-channel MOSFET to achieve low dropout voltage and high efficiency.

Detailed Application Field Plans

The ISL81487LIBZ is commonly used in battery-powered devices, portable electronics, and low-power applications where a stable and efficient voltage regulator is required. It is also suitable for use in automotive electronics and industrial control systems.

Detailed and Complete Alternative Models

Some alternative models to the ISL81487LIBZ include the LM317, LM1117, and LT1086. These devices offer similar voltage regulation capabilities and can be considered based on specific application requirements.

In conclusion, the ISL81487LIBZ is a versatile voltage regulator with a wide input voltage range, making it suitable for various low-power electronic applications. Its compact package and efficient operation make it a popular choice for designers seeking reliable voltage regulation solutions.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL81487LIBZ en soluciones técnicas

  1. What is the ISL81487LIBZ?

    • The ISL81487LIBZ is a high-speed, 3.3V, RS-485/RS-422 transceiver designed for industrial and commercial applications.

  2. What is the maximum data rate supported by the ISL81487LIBZ?

    • The ISL81487LIBZ supports data rates up to 20Mbps, making it suitable for high-speed communication applications.

  3. What is the operating voltage range of the ISL81487LIBZ?

    • The ISL81487LIBZ operates within a wide voltage range of 3V to 5.5V, providing flexibility in various system designs.

  4. Does the ISL81487LIBZ support half-duplex or full-duplex communication?

    • The ISL81487LIBZ supports both half-duplex and full-duplex communication modes, offering versatility in different system configurations.

  5. What are the key features of the ISL81487LIBZ?

    • Some key features of the ISL81487LIBZ include low quiescent current, hot plug-in protection, and enhanced ESD protection, making it suitable for rugged industrial environments.

  6. Can the ISL81487LIBZ be used in harsh industrial environments?

    • Yes, the ISL81487LIBZ is designed to operate in harsh industrial environments, with features such as extended common-mode range and ±16.5kV HBM ESD protection.

  7. What is the typical supply current of the ISL81487LIBZ?

    • The typical supply current of the ISL81487LIBZ is very low, making it suitable for power-constrained applications.

  8. Does the ISL81487LIBZ have built-in thermal shutdown protection?

    • Yes, the ISL81487LIBZ includes built-in thermal shutdown protection, ensuring reliable operation under extreme temperature conditions.

  9. Is the ISL81487LIBZ compatible with standard RS-485 and RS-422 protocols?

    • Yes, the ISL81487LIBZ is fully compatible with standard RS-485 and RS-422 protocols, allowing for seamless integration into existing systems.

  10. What are some typical applications for the ISL81487LIBZ?

    • Typical applications for the ISL81487LIBZ include industrial automation, motor control, instrumentation, and communication interfaces in harsh environments.