MAX8841ELT25+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Linear Regulator
• Package: 6-Pin Thin SOT23
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 2.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Line Regulation: ±0.05%/V
• Load Regulation: ±0.15%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8841ELT25+T has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Low quiescent current minimizes power consumption.
• Enable pin allows for easy control of the regulator.
• Bypass capacitor improves stability and noise performance.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient power conversion. - Excellent line and load regulation for stable output voltage. - Low quiescent current minimizes power consumption. - Small package size allows for space-saving designs.

Disadvantages: - Limited maximum output current of 150mA. - Only supports a fixed output voltage of 2.5V.

Working Principles

The MAX8841ELT25+T is a low dropout linear regulator that regulates the input voltage to a fixed output voltage of 2.5V. It achieves this by using a pass transistor and feedback mechanism to maintain a stable output voltage, even when the input voltage varies.

When the enable pin (EN) is high, the regulator is turned on, and the input voltage is regulated to provide a constant 2.5V output. The feedback pin (FB) is used to set the desired output voltage by connecting an external resistor divider network.

The regulator operates with a low dropout voltage, which means it can regulate the output voltage even when the input voltage is only slightly higher than the desired output voltage. This feature allows for efficient power conversion and minimizes power dissipation.

Detailed Application Field Plans

The MAX8841ELT25+T is commonly used in various applications where a stable 2.5V power supply is required. Some typical application fields include:

1. Battery-Powered Devices: Portable electronic devices such as smartphones, tablets, and wearable devices often require a low dropout regulator to provide a stable power source for their internal circuitry.

2. Industrial Control Systems: The regulator can be used in industrial control systems to provide a reliable and regulated power supply for microcontrollers, sensors, and other components.

3. Automotive Electronics: In automotive applications, the MAX8841ELT25+T can be used to regulate the voltage for various electronic modules, such as infotainment systems, dashboard displays, and lighting controls.

4. IoT Devices: Internet of Things (IoT) devices often operate on low voltages and require a stable power supply. The MAX8841ELT25+T can be used in IoT devices like smart home sensors, environmental monitors, and wireless communication modules.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX8841ELT25+T include:

1. MCP1700: Low Dropout Regulator with adjustable output voltage.
2. LM1117: Fixed Output Voltage Regulator with various voltage options.
3. TPS7A47: Ultra-Low Dropout Linear Regulator with high output current capability.

These alternative models can be considered based on specific requirements such as output voltage flexibility, maximum output current, and additional features.

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