ISL9021IRU4Z-T

Product Overview

The ISL9021IRU4Z-T belongs to the category of voltage regulators and is commonly used in electronic devices to provide a stable output voltage. This product is known for its high efficiency, compact package, and low quiescent current, making it suitable for various portable and battery-powered applications. The ISL9021IRU4Z-T is available in a small 4-pin package and is designed to deliver reliable performance in a wide range of operating conditions.

Basic Information

• Category: Voltage Regulator
• Use: Providing stable output voltage in electronic devices
• Characteristics: High efficiency, low quiescent current, compact package
• Package: 4-pin package
• Essence: Reliable voltage regulation
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Maximum Output Current: 300mA
• Quiescent Current: 38µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The ISL9021IRU4Z-T features a 4-pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. VOUT (Output Voltage)

Functional Features

• Low Dropout Voltage
• Thermal Overload Protection
• Short Circuit Protection
• Low Quiescent Current

Advantages and Disadvantages

Advantages

• High Efficiency
• Wide Input Voltage Range
• Compact Package
• Reliable Performance

Disadvantages

• Limited Maximum Output Current
• Restricted Operating Temperature Range

Working Principles

The ISL9021IRU4Z-T operates by regulating the input voltage to maintain a constant output voltage, ensuring a stable power supply for the connected electronic devices. It utilizes internal circuitry to achieve high efficiency and low quiescent current, while also providing protection features such as thermal overload and short circuit protection.

Detailed Application Field Plans

The ISL9021IRU4Z-T is well-suited for a variety of portable and battery-powered applications, including: - Mobile Devices - Wearable Electronics - Portable Medical Devices - IoT Devices - Handheld Instruments

Detailed and Complete Alternative Models

Some alternative models to the ISL9021IRU4Z-T include: - ISL9001: Similar voltage regulator with lower maximum output current - ISL9117: Buck-boost voltage regulator for wider input voltage range - ISL9307: Dual output voltage regulator for specific application requirements

In conclusion, the ISL9021IRU4Z-T is a versatile voltage regulator with high efficiency and compact design, making it an ideal choice for various portable and battery-powered applications.

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