MAX6328UR23+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low-dropout, low quiescent current, high accuracy
• Package: SOT-23
• Essence: Regulates voltage to ensure stable power supply
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Options: 1.8V, 2.5V, 3.3V
• Dropout Voltage: 120mV at 150mA
• Quiescent Current: 10µA (typical)
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6328UR23+T has a total of three pins:

1. Pin 1: GND (Ground) - Connected to the ground reference of the circuit.
2. Pin 2: IN (Input) - Receives the input voltage to be regulated.
3. Pin 3: OUT (Output) - Provides the regulated output voltage.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Low quiescent current minimizes power consumption during standby or idle conditions.
• High accuracy provides precise voltage regulation for sensitive applications.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limit protects the device from overcurrent conditions.

Advantages and Disadvantages

Advantages: - Compact SOT-23 package allows for space-saving integration in various applications. - Wide input voltage range enables compatibility with different power sources. - Excellent line and load regulation ensures stable output voltage under varying conditions. - Low quiescent current extends battery life in portable devices.

Disadvantages: - Limited output voltage options may not suit all application requirements. - Dropout voltage may be higher compared to other voltage regulators. - Temperature range might not be suitable for extreme environments.

Working Principles

The MAX6328UR23+T is a low-dropout voltage regulator that maintains a stable output voltage despite fluctuations in the input voltage. It utilizes a pass transistor and feedback mechanism to regulate the output voltage. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a constant output voltage. The device continuously monitors the output voltage and adjusts the pass transistor accordingly to compensate for any changes.

Detailed Application Field Plans

The MAX6328UR23+T finds applications in various fields, including:

1. Portable Electronics: Provides regulated power supply for smartphones, tablets, and wearable devices.
2. Industrial Automation: Ensures stable voltage for sensors, actuators, and control systems.
3. Automotive Electronics: Regulates voltage for automotive modules, infotainment systems, and lighting.
4. Medical Devices: Maintains precise voltage levels for medical equipment and patient monitoring devices.
5. IoT (Internet of Things): Enables reliable power supply for connected devices and sensors.

Detailed and Complete Alternative Models

1. MAX6329UR23+T: Similar specifications but with additional adjustable output voltage option.
2. MAX6328UR25+T: Offers 2.5V fixed output voltage instead of 1.8V or 3.3V.
3. MAX6328UR33+T: Provides 3.3V fixed output voltage instead of 1.8V or 2.5V.
4. MAX6328UR18+T: Offers 1.8V fixed output voltage only.

These alternative models provide flexibility in choosing the desired output voltage while maintaining similar characteristics and package options.

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