AOZ1110QI

Product Overview

• Category: Power Management IC
• Use: Voltage Regulator
• Characteristics: High efficiency, compact size, low power consumption
• Package: QFN (Quad Flat No-Lead)
• Essence: Regulates voltage to ensure stable power supply
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Output Current: Up to 1A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AOZ1110QI has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage
6. PG: Power Good indicator

Functional Features

• Integrated synchronous buck regulator
• Adjustable output voltage through external resistors
• Overcurrent protection
• Thermal shutdown protection
• Power Good indicator for output voltage monitoring
• Low quiescent current in shutdown mode

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range enables versatile applications - Overcurrent and thermal protection enhance reliability - Power Good indicator aids in system monitoring

Disadvantages: - Limited output current of up to 1A may not be sufficient for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The AOZ1110QI is a voltage regulator that converts the input voltage to a stable output voltage. It utilizes a synchronous buck regulator architecture, which efficiently steps down the input voltage to the desired output voltage. The feedback pin (FB) allows for adjustable output voltage through external resistors. The enable pin (EN) controls the regulator's operation, while the power good indicator (PG) provides a signal indicating the output voltage is within the specified range.

Detailed Application Field Plans

The AOZ1110QI finds applications in various fields, including:

1. Portable electronic devices: Provides regulated power supply for smartphones, tablets, and portable media players.
2. IoT devices: Enables efficient power management in connected devices such as smart home sensors and wearables.
3. Industrial equipment: Supports stable power delivery in automation systems, motor control, and instrumentation.
4. Automotive electronics: Used in automotive infotainment systems, lighting control, and advanced driver-assistance systems (ADAS).
5. Telecommunications: Ensures reliable power supply in networking equipment, routers, and base stations.

Detailed and Complete Alternative Models

1. AOZ1110PI: Similar specifications but in a different package (DIP-8)
2. AOZ1115QI: Higher output current capability (up to 1.5A) with similar features
3. AOZ1120QI: Lower quiescent current in shutdown mode for ultra-low power applications

These alternative models offer similar functionality and can be considered based on specific requirements.

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