MAX8878EZK28+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: SOT23-5
• Essence: Power Management IC
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 2.8V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8878EZK28+T has a total of five pins arranged as follows:

1. GND: Ground pin
2. IN: Input voltage pin
3. EN: Enable pin
4. BYP: Bypass capacitor connection pin
5. OUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Low quiescent current minimizes power consumption during standby or idle mode.
• Enable pin allows for easy on/off control of the regulator.
• Bypass capacitor connection pin improves stability and noise performance.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables operation with low input voltages. - Low quiescent current extends battery life in portable applications. - Small package size allows for space-saving designs. - Wide operating temperature range suits various environments.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Single fixed output voltage restricts flexibility in certain designs.

Working Principles

The MAX8878EZK28+T is a low dropout linear voltage regulator. It regulates the input voltage to a fixed 2.8V output voltage with low dropout voltage and quiescent current. The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The MAX8878EZK28+T is commonly used in various battery-powered applications, such as:

1. Portable electronic devices: MP3 players, digital cameras, handheld gaming consoles.
2. Wireless communication devices: Bluetooth headsets, smartwatches, fitness trackers.
3. IoT (Internet of Things) devices: Sensors, wearable devices, home automation systems.

Detailed and Complete Alternative Models

• MAX8878EZK28+: Same specifications but without the "T" suffix for tape and reel packaging.
• MAX8878EZK30+: Output voltage of 3.0V.
• MAX8878EZK33+: Output voltage of 3.3V.
• MAX8878EZK50+: Output voltage of 5.0V.

These alternative models provide different output voltages to suit specific application requirements.

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