ISL9021IRUBZ-T

Introduction

The ISL9021IRUBZ-T is a voltage regulator belonging to the category of integrated circuits. It is commonly used in electronic devices to regulate voltage and ensure stable power supply to various components. This entry provides an overview of the ISL9021IRUBZ-T, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Integrated Circuits
• Use: Voltage Regulation
• Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
• Package: 10 Ld 3x3 DFN
• Essence: Regulating voltage for stable power supply
• Packaging/Quantity: Tape and Reel (3000 units)

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Output Current: 300mA
• Dropout Voltage: 130mV at 300mA
• Quiescent Current: 17µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL9021IRUBZ-T has a 10-pin configuration, including VIN, EN, GND, VOUT, and other essential pins for input and output connections.

Functional Features

• High Efficiency: Provides efficient voltage regulation, minimizing power loss.
• Low Dropout Voltage: Ensures stable output voltage even when the input voltage is close to the output voltage.
• Thermal Shutdown Protection: Protects the device from overheating, enhancing reliability.

Advantages and Disadvantages

Advantages

• Compact package size
• Wide input voltage range
• Low quiescent current

Disadvantages

• Limited output current capacity
• Restricted operating temperature range

Working Principles

The ISL9021IRUBZ-T operates by comparing the output voltage with a reference voltage and adjusting the internal circuitry to maintain a constant output voltage. It utilizes feedback control to regulate the output voltage within the specified range.

Detailed Application Field Plans

The ISL9021IRUBZ-T is widely used in portable electronic devices such as smartphones, tablets, and wearable gadgets. It is also employed in battery-powered applications, IoT devices, and other compact electronic systems requiring efficient voltage regulation.

Detailed and Complete Alternative Models

• ISL9001: Similar voltage regulator with lower output current but wider operating temperature range.
• ISL9120: Dual-phase voltage regulator suitable for higher power applications.

In conclusion, the ISL9021IRUBZ-T is a versatile voltage regulator with high efficiency and essential protection features, making it suitable for a wide range of electronic applications.

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