MAX8877EZK30+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current, High Output 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: 3.0V
• Output Current: Up to 500mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8877EZK30+T has the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. EN (Enable)
4. BYP (Bypass Capacitor)
5. FB (Feedback)
6. OUT (Output Voltage)

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 output current capability enables the device to power a wide range of loads.
• Built-in thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Compact SOT-23 package offers space-saving benefits in applications with limited board space. - Wide input voltage range allows for flexibility in various power supply configurations. - Excellent line and load regulation ensure stable output voltage under varying conditions.

Disadvantages: - Limited output voltage options restrict its use in applications requiring different output levels. - Relatively high dropout voltage may not be suitable for ultra-low-power applications.

Working Principles

The MAX8877EZK30+T is a low dropout linear voltage regulator. It regulates the output voltage by maintaining a constant voltage difference between the input and output terminals. The device uses a feedback mechanism to continuously adjust the internal pass transistor, ensuring a stable output voltage despite changes in load or input voltage.

Detailed Application Field Plans

The MAX8877EZK30+T is commonly used in various battery-powered applications, such as:

1. Portable electronic devices (e.g., smartphones, tablets, portable media players)
2. Wireless communication systems
3. Handheld gaming consoles
4. Wearable devices
5. Medical devices
6. Industrial sensors and control systems

Detailed and Complete Alternative Models

• MAX8887EZK30+T: Similar specifications and features, but with an adjustable output voltage.
• MAX8867EZK30+T: Lower quiescent current and higher output current capability.
• MAX8897EZK30+T: Higher output voltage options and wider input voltage range.

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