MAX1725EUK-T

Product Overview

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

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1725EUK-T has a total of 5 pins:

1. GND (Ground): Connected to the ground reference.
2. IN (Input): Connects to the input voltage source.
3. FB (Feedback): Provides feedback for regulating the output voltage.
4. EN (Enable): Controls the enable/disable function of the regulator.
5. OUT (Output): Outputs the regulated voltage.

Functional Features

• Low dropout voltage allows operation with low input-output voltage differentials.
• Low quiescent current ensures minimal power consumption during standby or idle mode.
• Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features enhance device reliability and prevent damage.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient power conversion. - Wide input voltage range allows compatibility with various power sources. - Small package size (SOT-23-5) facilitates space-constrained applications. - Low quiescent current minimizes power consumption.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - SOT-23-5 package may require additional thermal management in certain scenarios.

Working Principles

The MAX1725EUK-T is a low dropout linear regulator that regulates the output voltage by comparing it with an internal reference voltage. The feedback pin (FB) monitors the output voltage and adjusts the pass transistor to maintain a stable output. The enable pin (EN) controls the on/off state of the regulator, allowing for power-saving operation when not required.

Detailed Application Field Plans

The MAX1725EUK-T is commonly used in various battery-powered applications, such as portable devices, wireless communication systems, and consumer electronics. It provides a regulated voltage supply to power sensitive components, ensuring their proper functionality and extending battery life.

Detailed and Complete Alternative Models

1. MAX1724EUK-T: Similar to MAX1725EUK-T but with a lower maximum output current of 100mA.
2. MAX1726EUK-T: Similar to MAX1725EUK-T but with a higher maximum output current of 200mA.
3. MAX1727EUK-T: Similar to MAX1725EUK-T but with adjustable output voltage capability.

These alternative models offer similar functionality and characteristics, providing options based on specific application requirements.

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