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ISL88021IU8HEZ-TK
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ISL88021IU8HEZ-TK

Product Overview

Category

The ISL88021IU8HEZ-TK 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 ISL88021IU8HEZ-TK comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to provide consistent and regulated voltage to electronic devices, enhancing their performance and reliability.

Packaging/Quantity

The ISL88021IU8HEZ-TK is typically packaged in reels and is available in various 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: 200mV at 1A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The ISL88021IU8HEZ-TK has a standard 8-pin SOIC package with the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. FB (Feedback) 4. NC (No Connection) 5. EN (Enable) 6. VOUT (Output Voltage) 7. NC (No Connection) 8. NC (No Connection)

Functional Features

  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown
  • Low quiescent current

Advantages and Disadvantages

Advantages

  • Wide input voltage range allows for versatile applications
  • High efficiency leads to reduced power consumption
  • Overcurrent and thermal protection enhance reliability

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • The adjustable output voltage requires careful configuration to avoid damage to connected devices

Working Principles

The ISL88021IU8HEZ-TK operates by comparing the feedback voltage with a reference voltage and adjusting the pass transistor to maintain a stable output voltage. When the load or input voltage changes, the regulator responds to ensure a consistent output.

Detailed Application Field Plans

The ISL88021IU8HEZ-TK is well-suited for various applications including: - Battery-powered devices - Portable electronics - IoT devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the ISL88021IU8HEZ-TK include: - LM317: A popular adjustable voltage regulator with higher output current capability - LT1086: Offers similar features with a higher maximum output current - TPS7A47: Provides ultra-low noise performance for sensitive applications

In conclusion, the ISL88021IU8HEZ-TK is a versatile voltage regulator with a wide input voltage range, making it suitable for a range of electronic applications. Its high efficiency and built-in protections make it a reliable choice for designers seeking stable power supplies in their circuits.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL88021IU8HEZ-TK in technische oplossingen

  1. What is the ISL88021IU8HEZ-TK?

    • The ISL88021IU8HEZ-TK is a high-efficiency, dual-channel synchronous buck regulator designed for use in various technical solutions.

  2. What is the input voltage range of the ISL88021IU8HEZ-TK?

    • The input voltage range of the ISL88021IU8HEZ-TK is 2.7V to 5.5V.

  3. What is the output current capability of each channel of the ISL88021IU8HEZ-TK?

    • Each channel of the ISL88021IU8HEZ-TK can deliver up to 3A of continuous output current.

  4. What is the switching frequency of the ISL88021IU8HEZ-TK?

    • The ISL88021IU8HEZ-TK operates at a fixed frequency of 2.25MHz.

  5. What are the key features of the ISL88021IU8HEZ-TK?

    • Some key features of the ISL88021IU8HEZ-TK include high efficiency, integrated MOSFETs, and a wide input voltage range.

  6. Can the ISL88021IU8HEZ-TK be used in automotive applications?

    • Yes, the ISL88021IU8HEZ-TK is suitable for automotive applications due to its wide input voltage range and robust design.

  7. Does the ISL88021IU8HEZ-TK have built-in protection features?

    • Yes, the ISL88021IU8HEZ-TK includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced system reliability.

  8. What type of package does the ISL88021IU8HEZ-TK come in?

    • The ISL88021IU8HEZ-TK is available in a compact 3mm x 3mm QFN package.

  9. Is the ISL88021IU8HEZ-TK suitable for space-constrained applications?

    • Yes, the small form factor and high efficiency make the ISL88021IU8HEZ-TK ideal for space-constrained designs.

  10. Where can I find detailed application information for the ISL88021IU8HEZ-TK?

    • Detailed application information for the ISL88021IU8HEZ-TK can be found in the product datasheet and application notes provided by the manufacturer.