MAX6473TA25AD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low-dropout (LDO) linear regulator, adjustable output voltage, low quiescent current
• Package: 8-pin TDFN (Thin Dual Flat No-Lead) package
• Essence: Provides a stable and regulated output voltage for electronic devices
• Packaging/Quantity: Tape and reel packaging, quantity varies based on customer requirements

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 250mA
• Dropout Voltage: 120mV at 250mA
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6473TA25AD3+T has the following pin configuration:

```

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| | --| VOUT | --| GND | --| FB | --| EN | --| NC | --| VIN | --| NC | |___________| ```

Functional Features

• Adjustable Output Voltage: The MAX6473TA25AD3+T allows the user to set the desired output voltage within the specified range.
• Low Dropout Voltage: The regulator maintains a low dropout voltage even at high output currents, ensuring efficient power conversion.
• Low Quiescent Current: The device consumes minimal current when in standby or idle mode, reducing power consumption.
• Thermal Shutdown Protection: The IC includes built-in thermal shutdown protection to prevent damage due to excessive heat.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Adjustable output voltage provides flexibility for different applications. - Low dropout voltage ensures efficient power conversion. - Low quiescent current reduces power consumption in standby mode.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - The package size may limit its use in space-constrained designs.

Working Principles

The MAX6473TA25AD3+T is a low-dropout linear regulator that regulates the output voltage based on the feedback received from the FB (feedback) pin. It operates by comparing the output voltage with a reference voltage and adjusting the internal pass transistor to maintain a stable output voltage. The EN (enable) pin controls the regulator's operation, allowing it to be turned on or off as required.

Detailed Application Field Plans

The MAX6473TA25AD3+T can be used in various applications that require a stable and regulated output voltage. Some potential application fields include:

1. Battery-Powered Devices: The low quiescent current and wide input voltage range make it suitable for battery-powered devices such as portable electronics, IoT devices, and wearables.
2. Industrial Control Systems: The regulator can be used in industrial control systems that require precise and stable voltage regulation, ensuring reliable operation of sensors, actuators, and other components.
3. Automotive Electronics: With its ability to operate over a wide temperature range, the MAX6473TA25AD3+T can be used in automotive electronics, providing regulated power for various subsystems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX6473TA25AD3+T are:

1. LM1117-ADJ: Adjustable output voltage, low dropout voltage, available in various package options.
2. LT1763-ADJ: Low dropout voltage, adjustable output voltage, low quiescent current, available in small package sizes.
3. TPS7A4700: Wide input voltage range, adjustable output voltage, low dropout voltage, suitable for high-power applications.

These alternative models can be considered based on specific requirements and design constraints.

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