MAX8574EUT+T

Product Overview

• Category: Integrated Circuit
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Efficiency
• Package: SOT-23-6
• Essence: Regulates voltage for electronic devices
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8574EUT+T has a total of six pins arranged as follows:

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

• VOUT: Output Voltage
• GND: Ground
• FB: Feedback Pin
• EN: Enable Pin
• VIN: Input Voltage

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Wide input voltage range allows compatibility with various power sources.
• Adjustable output voltage provides flexibility for different applications.
• Enable pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages: - High efficiency results in minimal power loss. - Small package size enables space-saving designs. - Low quiescent current prolongs battery life. - Wide operating temperature range allows for use in extreme environments.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Dropout voltage may affect performance in low-input voltage scenarios.

Working Principles

The MAX8574EUT+T is a voltage regulator that maintains a stable output voltage regardless of fluctuations in the input voltage. It achieves this by utilizing an internal feedback mechanism that adjusts the output voltage based on the reference voltage and the feedback voltage received from the FB pin. The enable pin (EN) controls the regulator's operation, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The MAX8574EUT+T is commonly used in various electronic devices that require a regulated power supply. Some potential application fields include:

1. Portable Electronics: Smartphones, tablets, and portable media players benefit from the efficient power conversion and small package size of the MAX8574EUT+T.
2. IoT Devices: Internet of Things devices, such as sensors and wearable gadgets, can utilize the low quiescent current and wide operating temperature range of this voltage regulator.
3. Automotive Electronics: The MAX8574EUT+T's ability to withstand extreme temperatures makes it suitable for automotive applications, including infotainment systems and engine control units.

Detailed and Complete Alternative Models

• LM1117: A popular linear voltage regulator with adjustable output voltage and high efficiency.
• LT1763: A low dropout voltage regulator with a wide input voltage range and high output current capability.
• TPS7A4700: An ultra-low noise, high PSRR voltage regulator suitable for sensitive audio and RF applications.

These alternative models offer similar functionality to the MAX8574EUT+T and can be considered as alternatives depending on specific requirements.

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