MAX8867EUK25+T

Product Overview

• Category: Voltage Regulator
• Use: Power management
• Characteristics: Low dropout, low quiescent current, high accuracy
• Package: SOT23-5
• Essence: Linear regulator
• Packaging/Quantity: Tape and reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 2.5V
• Dropout Voltage: 120mV at 150mA
• Quiescent Current: 40µA
• Line Regulation: ±0.05%/V
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8867EUK25+T has a total of five pins:

1. IN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin
4. EN: Enable pin
5. OUT: Output voltage pin

Functional Features

• Low dropout voltage allows for efficient power conversion even with small input-output voltage differentials.
• Low quiescent current ensures minimal power consumption during standby or idle modes.
• High accuracy provides precise output voltage regulation.
• Enable pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient power conversion. - Low quiescent current minimizes power consumption. - High accuracy ensures precise output voltage regulation. - Enable pin allows for easy control of the regulator's operation.

Disadvantages: - Limited output voltage options (only 2.5V in this case). - SOT23-5 package may have size limitations for certain applications.

Working Principles

The MAX8867EUK25+T is a linear regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB pin) with a reference voltage, and adjusts the pass transistor accordingly to maintain a stable output voltage. The enable pin (EN) can be used to turn the regulator on or off.

Detailed Application Field Plans

The MAX8867EUK25+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 electronics, such as smartphones, tablets, and wearable devices, often require a low dropout voltage regulator to efficiently convert battery voltage to a stable 2.5V supply.
2. Industrial control systems: Many industrial control systems rely on precise voltage regulation for their operation. The MAX8867EUK25+T's high accuracy makes it suitable for such applications.
3. Automotive electronics: In automotive applications, where input voltage fluctuations are common, the MAX8867EUK25+T can provide a stable 2.5V supply despite varying input voltages.

Detailed and Complete Alternative Models

• MAX8867EUK25+T: 2.5V output voltage
• MAX8867EUK33+T: 3.3V output voltage
• MAX8867EUK50+T: 5.0V output voltage

These alternative models offer different output voltage options while sharing similar characteristics and features with the MAX8867EUK25+T.

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