MAX6822TUK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: SOT-23-5
• Essence: Power Management IC
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Load Regulation: ±0.05%
• Line Regulation: ±0.02%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6822TUK+T has a total of 5 pins arranged as follows:

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| | --| Vout GND |-- Pin 1 --| Vin EN |-- Pin 2 --| Bypass NC |-- Pin 3 --| FB NC |-- Pin 4 --| Vref NC |-- Pin 5 |___________| ```

Functional Features

• Low dropout voltage allows for efficient power conversion.
• Low quiescent current minimizes power consumption in standby mode.
• Built-in thermal shutdown protection prevents overheating.
• Short-circuit and reverse polarity protection ensure device safety.
• Adjustable output voltage provides flexibility in various applications.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient power conversion. - Low quiescent current reduces power consumption. - Thermal shutdown protection prevents overheating. - Compact SOT-23-5 package saves board space.

Disadvantages: - Limited input voltage range (2.5V to 16V). - Output voltage range may not meet all application requirements.

Working Principles

The MAX6822TUK+T is a voltage regulator IC that regulates the output voltage based on the input voltage and feedback from the load. It utilizes a low dropout architecture, allowing it to maintain a stable output voltage even when the input voltage is close to the desired output voltage. The device operates by comparing the feedback voltage with a reference voltage and adjusting the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The MAX6822TUK+T is commonly used in various applications where a stable and regulated voltage supply is required. Some typical application fields include:

1. Battery-powered devices: The low quiescent current and low dropout voltage make it suitable for portable electronic devices powered by batteries.
2. Industrial automation: The voltage regulator can be used in control systems, sensors, and actuators to ensure stable power supply.
3. Automotive electronics: The device can be employed in automotive applications such as infotainment systems, lighting controls, and engine management systems.
4. Telecommunications: The voltage regulator finds use in telecom equipment, routers, and switches to provide reliable power to critical components.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable voltage regulator with similar specifications and pin configuration.
2. LT1763-5: Low dropout voltage regulator with a fixed 5V output and comparable characteristics.
3. TPS79633: Ultra-low noise, high PSRR voltage regulator suitable for sensitive analog circuits.

These alternative models offer similar functionality and can be considered as substitutes for the MAX6822TUK+T in specific applications.

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