MAX8575EUT+T

Product Overview

• Category: Integrated Circuit
• Use: Voltage Regulator
• Characteristics: High Efficiency, Low Dropout, Adjustable Output Voltage
• Package: SOT-23-6
• Essence: Linear Regulator
• Packaging/Quantity: Tape & Reel, 3000 pieces 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 500mA
• Quiescent Current: 40µA
• Line Regulation: ±0.05%/V
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8575EUT+T has a total of six pins arranged as follows:

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

1. VOUT: Output Voltage
2. GND: Ground
3. FB: Feedback Pin
4. VIN: Input Voltage
5. EN: Enable Pin
6. NC: No Connection

Functional Features

• High efficiency voltage regulation
• Low dropout voltage
• Adjustable output voltage
• Thermal shutdown protection
• Short-circuit current limiting
• Low quiescent current

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power dissipation - Adjustable output voltage allows for flexibility in various applications - Thermal shutdown protection prevents damage due to excessive temperature - Short-circuit current limiting protects the device from damage during fault conditions

Disadvantages: - Limited maximum output current of 500mA - Dropout voltage of 120mV may affect performance in low input voltage scenarios

Working Principles

The MAX8575EUT+T is a linear regulator that regulates the output voltage based on the feedback received from the FB pin. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain the desired output voltage. The enable pin (EN) controls the operation of the regulator, allowing it to be turned on or off as required.

Detailed Application Field Plans

The MAX8575EUT+T is commonly used in various applications where a stable and adjustable voltage supply is required. Some of the typical application fields include:

1. Battery-powered devices: The low dropout voltage and low quiescent current make it suitable for portable electronic devices powered by batteries.
2. Embedded systems: It can be used to regulate the voltage supply for microcontrollers, sensors, and other components in embedded systems.
3. Consumer electronics: The adjustable output voltage allows it to be used in a wide range of consumer electronic devices such as smartphones, tablets, and audio/video equipment.
4. Industrial automation: It finds applications in industrial control systems, motor drives, and power management circuits.
5. Automotive electronics: The wide input voltage range and thermal shutdown protection make it suitable for automotive applications such as infotainment systems, lighting controls, and engine management systems.

Detailed and Complete Alternative Models

1. LM317: Adjustable Linear Voltage Regulator
2. LT1083: Low Dropout Positive Adjustable Regulator
3. TPS7A4700: High-Voltage, Ultra-Low-Iq, Low-Dropout Regulator
4. ADP3339: Ultralow Noise, High PSRR, Fast Transient Response LDO Regulator
5. MIC29302: 3A Low-Dropout Voltage Regulator

These alternative models offer similar functionality and can be considered as substitutes for the MAX8575EUT+T in various applications.

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