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ISL8490EIBZ-T
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ISL8490EIBZ-T

Product Overview

Category

ISL8490EIBZ-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

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

Package

ISL8490EIBZ-T is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of ISL8490EIBZ-T lies in its ability to efficiently manage power in various applications.

Packaging/Quantity

This product is typically packaged in reels and is available in quantities of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 18V
  • Output Voltage Range: 0.6V to VIN
  • Quiescent Current: 20µA
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Output Current: 1.5A

Detailed Pin Configuration

ISL8490EIBZ-T has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. SW: Switching node pin

Functional Features

  • Integrated synchronous buck regulator
  • Adjustable output voltage
  • Soft-start function
  • Overcurrent protection with hiccup mode
  • Thermal shutdown protection

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows for versatile applications
  • Overcurrent and thermal shutdown protection enhance safety
  • Adjustable output voltage provides flexibility

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Requires external components for proper operation

Working Principles

ISL8490EIBZ-T operates as a synchronous buck regulator, converting the input voltage to a lower output voltage. It utilizes pulse width modulation (PWM) techniques to regulate the output voltage and maintain high efficiency. The enable pin allows for control of the device's operation, while the feedback pin provides voltage regulation feedback.

Detailed Application Field Plans

ISL8490EIBZ-T finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - Industrial automation - Automotive systems - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ISL8490EIBZ-T are: - LT8610ABEMSE#PBF - TPS54332DDAR - MAX15062AASA+

These models can be considered based on specific requirements and design constraints.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von ISL8490EIBZ-T in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of ISL8490EIBZ-T in technical solutions:

  1. Q: What is ISL8490EIBZ-T? A: ISL8490EIBZ-T is a high-speed, low-power, single-supply RS-485/RS-422 transceiver.

  2. Q: What is the operating voltage range of ISL8490EIBZ-T? A: The operating voltage range of ISL8490EIBZ-T is from 3V to 5.5V.

  3. Q: Can ISL8490EIBZ-T be used for half-duplex communication? A: Yes, ISL8490EIBZ-T can be used for both half-duplex and full-duplex communication.

  4. Q: What is the maximum data rate supported by ISL8490EIBZ-T? A: ISL8490EIBZ-T supports a maximum data rate of 16Mbps.

  5. Q: Does ISL8490EIBZ-T have built-in ESD protection? A: Yes, ISL8490EIBZ-T has ±15kV ESD protection on the RS-485/RS-422 bus pins.

  6. Q: Can ISL8490EIBZ-T operate in harsh industrial environments? A: Yes, ISL8490EIBZ-T is designed to operate in harsh industrial environments with extended temperature range and robustness.

  7. Q: What is the typical supply current of ISL8490EIBZ-T? A: The typical supply current of ISL8490EIBZ-T is 300µA.

  8. Q: Does ISL8490EIBZ-T support fail-safe biasing? A: Yes, ISL8490EIBZ-T supports fail-safe biasing to ensure a known output state when the bus is idle.

  9. Q: Can ISL8490EIBZ-T be used in multi-drop networks? A: Yes, ISL8490EIBZ-T can be used in multi-drop networks with up to 32 nodes.

  10. Q: What package does ISL8490EIBZ-T come in? A: ISL8490EIBZ-T comes in an 8-lead SOIC package.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.