MAX6824ZUK+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 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 120mV at 150mA
• Quiescent Current: 40µA
• Load Regulation: ±0.5%
• Line Regulation: ±0.05%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6824ZUK+T has a total of 5 pins:

1. GND: Ground connection.
2. IN: Input voltage supply.
3. EN: Enable pin for turning the regulator on/off.
4. FB: Feedback pin for setting the output voltage.
5. OUT: Output voltage.

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output differentials.
• Low quiescent current ensures minimal power consumption during standby or idle modes.
• Excellent load and line regulation provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection ensure safe operation.

Advantages

• Small package size (SOT-23) enables space-saving designs.
• Wide input voltage range allows for compatibility with various power sources.
• Low dropout voltage minimizes power dissipation and extends battery life.
• Low quiescent current reduces standby power consumption.
• High accuracy and stability in regulating output voltage.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• SOT-23 package may require additional thermal management for high-temperature environments.

Working Principles

The MAX6824ZUK+T is a voltage regulator IC that utilizes a low dropout (LDO) architecture. It regulates the output voltage by maintaining a constant voltage difference between the input and output terminals. The feedback pin (FB) is used to set the desired output voltage, while the enable pin (EN) controls the on/off state of the regulator.

When the enable pin is high, the regulator is enabled, and it actively regulates the output voltage based on the feedback signal. When the enable pin is low, the regulator enters a low-power standby mode, reducing quiescent current consumption.

Detailed Application Field Plans

The MAX6824ZUK+T is commonly used in various applications, including:

1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices benefit from its low dropout voltage and low quiescent current.
2. Automotive systems: It can be used in automotive electronics, such as infotainment systems, dashboard displays, and lighting control modules.
3. Industrial equipment: Control systems, sensors, and actuators often require stable and efficient voltage regulation, making this IC suitable for such applications.
4. IoT devices: Internet of Things (IoT) devices, including smart home appliances, wearables, and environmental monitoring systems, can benefit from its compact size and low power consumption.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. LT1763: Offers higher maximum output current and lower dropout voltage.
3. MCP1700: Provides a lower quiescent current and wider input voltage range.

These alternative models offer similar functionality and can be considered depending on specific application requirements.

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