MAX6464XR22+T

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short-circuit current limiting - Reverse battery protection

Package: SOT-23

Essence: The MAX6464XR22+T is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The MAX6464XR22+T is available in a SOT-23 package. It is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Dropout Voltage: 120mV at 100mA
• Output Current: Up to 150mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6464XR22+T has three pins:

1. VIN (Pin 1): Input voltage pin. Connects to the power supply.
2. GND (Pin 2): Ground pin. Connected to the common ground.
3. VOUT (Pin 3): Output voltage pin. Connects to the load.

Functional Features

• Low Dropout Voltage: The MAX6464XR22+T has a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With an output current capability of up to 150mA, this voltage regulator can power a wide range of electronic devices.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 3.6V, providing flexibility for different applications.
• Thermal Shutdown Protection: The IC includes a thermal shutdown feature that protects it from overheating, ensuring reliable operation under varying temperature conditions.
• Short-Circuit Current Limiting: In case of a short circuit, the MAX6464XR22+T limits the output current to prevent damage to the regulator and the connected devices.
• Reverse Battery Protection: The IC is designed to withstand reverse polarity connection, safeguarding against accidental reverse battery insertion.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - High output current capability allows for powering various electronic devices. - Adjustable output voltage provides flexibility for different applications. - Thermal shutdown protection prevents overheating. - Short-circuit current limiting protects the regulator and connected devices. - Reverse battery protection safeguards against reverse polarity connection.

Disadvantages: - Limited output current compared to higher-power voltage regulators. - Restricted input voltage range (2.5V to 5.5V) may not be suitable for all applications.

Working Principles

The MAX6464XR22+T is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor's resistance to maintain a stable output voltage. The regulator continuously monitors the output voltage and adjusts the pass transistor accordingly to compensate for any changes in load or input voltage.

Detailed Application Field Plans

The MAX6464XR22+T is commonly used in various applications, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

Some alternative models to the MAX6464XR22+T include: - LM1117-3.3: A popular voltage regulator with similar specifications and features. - LT1763-3.3: A high-performance low dropout voltage regulator suitable for demanding applications. - MCP1702-3.3: An economical voltage regulator with low quiescent current.

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

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