ISL9021IRU3Z-T

Product Overview

The ISL9021IRU3Z-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 ISL9021IRU3Z-T is available in a small 6-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: 6-pin package
• Essence: Reliable voltage regulation for portable and battery-powered applications
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 3.3V
• Output Current: Up to 300mA
• Quiescent Current: 20µA
• Operating Temperature Range: -40°C to 85°C
• Package Type: Thin SOT23-6

Detailed Pin Configuration

The ISL9021IRU3Z-T features the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. FB (Feedback) 5. SW (Switch) 6. VOUT (Output Voltage)

Functional Features

• High Efficiency: Provides efficient voltage regulation, minimizing power loss
• Low Quiescent Current: Ensures minimal power consumption during standby or idle mode
• Short-Circuit Protection: Safeguards the regulator and connected components from damage in case of a short circuit
• Thermal Shutdown: Prevents overheating by shutting down the regulator when the temperature exceeds safe limits

Advantages and Disadvantages

Advantages

• Compact size ideal for space-constrained designs
• High efficiency contributes to extended battery life
• Wide input voltage range enhances versatility
• Integrated protection features improve reliability

Disadvantages

• Limited output current compared to higher-power regulators
• May require additional heat dissipation in high-load applications

Working Principles

The ISL9021IRU3Z-T operates by regulating the input voltage to maintain a constant output voltage, ensuring a stable power supply for connected components. When enabled, the regulator continuously monitors the input and output voltages, adjusting the internal circuitry to compensate for fluctuations and variations in load conditions.

Detailed Application Field Plans

The ISL9021IRU3Z-T is well-suited for a variety of applications, including: - Portable consumer electronics - Wearable devices - Battery-powered IoT devices - Handheld instruments - Industrial sensors

Detailed and Complete Alternative Models

• ISL9001: Low quiescent current LDO with similar input and output voltage specifications
• ISL9011: Ultra-low quiescent current LDO for battery-powered applications
• ISL9307: High-current buck-boost regulator for wider input voltage range requirements

In conclusion, the ISL9021IRU3Z-T offers a reliable and efficient solution for voltage regulation in portable and battery-powered electronic devices. Its compact design, high efficiency, and integrated protection features make it a versatile choice for various applications.

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