MAX8885EUK25+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Noise, High PSRR
• Package: SOT23-5
• Essence: Linear Regulator
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 2.5V
• Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• PSRR: 70dB at 1kHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8885EUK25+T has a SOT23-5 package with the following pin configuration:

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• Pin 1: VOUT (Output Voltage)
• Pin 2: GND (Ground)
• Pin 3: NC (No Connection)
• Pin 4: BYP (Bypass Capacitor)
• Pin 5: VIN (Input Voltage)

Functional Features

• Low dropout voltage allows operation with small input-output voltage differentials.
• Low noise output ensures minimal interference in sensitive applications.
• High power supply rejection ratio (PSRR) reduces the impact of input voltage fluctuations on the output.
• Thermal shutdown and current limit protection ensure safe operation.

Advantages and Disadvantages

Advantages

• Small package size enables space-saving designs.
• Low quiescent current minimizes power consumption.
• Wide input voltage range provides flexibility in various applications.
• Excellent line and load regulation ensures stable output voltage.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Fixed output voltage restricts flexibility in voltage selection.

Working Principles

The MAX8885EUK25+T is a linear regulator that regulates the output voltage by dropping excess voltage across its internal pass transistor. It operates by comparing the reference voltage with a feedback voltage derived from the output. Any difference between these voltages is amplified and used to adjust the pass transistor, maintaining a stable output voltage.

Detailed Application Field Plans

The MAX8885EUK25+T is commonly used in battery-powered devices, portable electronics, and low-power applications where a stable 2.5V voltage supply is required. Some specific application areas include:

1. Mobile phones
2. Wearable devices
3. Portable media players
4. IoT devices
5. Medical devices

Detailed and Complete Alternative Models

1. MAX8885EUK18+T: Output voltage of 1.8V
2. MAX8885EUK33+T: Output voltage of 3.3V
3. MAX8885EUK50+T: Output voltage of 5.0V
4. MAX8885EUK12+T: Output voltage of 12V

These alternative models provide different output voltage options to suit various application requirements.

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