AOZ1021AI-5L

Product Overview

Category

AOZ1021AI-5L belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

• Package: AOZ1021AI-5L comes in a small outline package (SOP).
• Essence: It is a high-efficiency synchronous buck regulator.
• Packaging/Quantity: The IC is typically packaged in reels, with a quantity of 3000 units per reel.

Specifications

The specifications for AOZ1021AI-5L are as follows:

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 2A
• Switching Frequency: 500kHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The detailed pin configuration of AOZ1021AI-5L is as follows:

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

Functional Features

AOZ1021AI-5L offers the following functional features:

• High efficiency: The IC provides up to 95% efficiency, resulting in reduced power loss and improved energy efficiency.
• Synchronous rectification: It utilizes synchronous rectification to minimize power dissipation and enhance overall performance.
• Adjustable output voltage: The output voltage can be adjusted within the range of 0.8V to 5.5V, providing flexibility for various applications.
• Overcurrent protection: The IC incorporates overcurrent protection to safeguard against excessive current flow and prevent damage to the circuit.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Adjustable output voltage allows for versatile applications.
• Overcurrent protection ensures circuit safety.

Disadvantages

• Limited maximum output current of 2A may not be suitable for high-power applications.
• Requires external components for proper operation, increasing complexity.

Working Principles

AOZ1021AI-5L operates as a synchronous buck regulator. It converts the input voltage to a lower output voltage using pulse-width modulation (PWM) techniques. The IC controls the switching of the internal MOSFETs to regulate the output voltage based on the feedback received from the FB pin. By adjusting the duty cycle of the switching waveform, the desired output voltage is achieved.

Detailed Application Field Plans

AOZ1021AI-5L finds application in various fields, including:

1. Consumer electronics: Power management for smartphones, tablets, and portable devices.
2. Industrial equipment: Voltage regulation for motor control systems, LED lighting, and industrial automation.
3. Automotive electronics: Power supply for infotainment systems, navigation units, and advanced driver-assistance systems (ADAS).
4. Telecommunications: Power management for networking equipment, routers, and base stations.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AOZ1021AI-5L are:

1. LM2596S-5.0/NOPB: Buck regulator with adjustable output voltage and 3A maximum output current.
2. TPS54331DR: Synchronous buck converter with adjustable output voltage and 3.5A maximum output current.
3. LT8610EMSE#PBF: High-efficiency synchronous buck regulator with adjustable output voltage and 3.5A maximum output current.

These alternative models can be considered based on specific requirements and application needs.

Word count: 511 words