MAX6828SUT+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: SOT-23
• Essence: Power Management IC
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Load Regulation: ±0.5%
• Line Regulation: ±0.05%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6828SUT+T has the following pin configuration:

```

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| | --| VOUT GND|-- Pin 1 --| VIN EN |-- Pin 2 --| FB BP |-- Pin 3 |___________| ```

Functional Features

• Low dropout voltage enables efficient power conversion.
• Low quiescent current minimizes power consumption during standby.
• Built-in enable pin allows for easy on/off control.
• Internal thermal shutdown protection prevents overheating.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power transfer. - Low quiescent current extends battery life in portable applications. - Small package size (SOT-23) saves board space. - Wide input and output voltage ranges provide flexibility.

Disadvantages: - Limited output current capability (100mA maximum). - Not suitable for high-power applications.

Working Principles

The MAX6828SUT+T is a low dropout linear voltage regulator. It regulates the input voltage to a stable output voltage, even when the input voltage is slightly lower than the desired output voltage. The dropout voltage is the minimum voltage difference required for the regulator to maintain regulation.

The device operates by comparing the feedback voltage (FB) with a reference voltage. The error amplifier adjusts the pass transistor to maintain the desired output voltage. The enable pin (EN) allows the regulator to be turned on or off as needed.

Detailed Application Field Plans

The MAX6828SUT+T is commonly used in various applications, including:

1. Battery-Powered Devices: It is suitable for portable devices such as smartphones, tablets, and wearable gadgets, where low quiescent current and efficient power conversion are crucial for maximizing battery life.

2. Industrial Control Systems: The low dropout voltage and wide input voltage range make it ideal for powering microcontrollers, sensors, and other components in industrial control systems.

3. Automotive Electronics: With its ability to operate over a wide temperature range, the MAX6828SUT+T can be used in automotive applications, such as infotainment systems, dashboard displays, and lighting controls.

4. IoT Devices: The small package size and low power consumption make it suitable for IoT devices that require compact form factors and long battery life, such as smart home devices and wireless sensors.

Detailed and Complete Alternative Models

• MAX6829SUT+T
• MAX6830SUT+T
• MAX6831SUT+T
• MAX6832SUT+T
• MAX6833SUT+T

These alternative models offer similar functionality and characteristics to the MAX6828SUT+T, providing options for different voltage requirements and load currents.

In conclusion, the MAX6828SUT+T is a low dropout linear voltage regulator that offers efficient power conversion, low quiescent current, and a small package size. It finds applications in various fields, including battery-powered devices, industrial control systems, automotive electronics, and IoT devices. While it has limitations in terms of output current capability, it provides reliable voltage regulation for a wide range of applications.