MAX8559ETA22+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current
• Package: 8-Pin TDFN
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 2.2V
• Output Current: Up to 500mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 30µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. GND (Ground)
2. EN (Enable)
3. FB (Feedback)
4. VOUT (Output Voltage)
5. VIN (Input Voltage)
6. BYP (Bypass Capacitor)
7. NC (No Connection)
8. PG (Power Good)

Functional Features

• High Efficiency: The MAX8559ETA22+T offers high efficiency power conversion, minimizing energy loss during voltage regulation.
• Low Quiescent Current: With a quiescent current of only 30µA, the IC consumes minimal power when in standby or idle mode.
• Enable Pin: The EN pin allows for easy control of the device's operation, enabling or disabling the voltage regulator as needed.
• Power Good Indicator: The PG pin provides a signal indicating that the output voltage is within the specified range, ensuring proper functionality.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low quiescent current consumption - Compact 8-pin package - Easy enable/disable control

Disadvantages: - Limited output current capacity (up to 500mA)

Working Principles

The MAX8559ETA22+T is a voltage regulator IC that converts an input voltage range of 2.7V to 5.5V into a stable output voltage of 2.2V. It utilizes internal circuitry to regulate the output voltage, ensuring it remains constant even when the input voltage fluctuates. The EN pin allows for easy control of the device's operation, enabling or disabling the voltage regulator as needed.

Detailed Application Field Plans

The MAX8559ETA22+T is commonly used in various applications where a stable and efficient power supply is required. Some potential application fields include:

1. Portable Electronics: The IC can be used in smartphones, tablets, and other portable devices to regulate the voltage supplied to various components, ensuring reliable operation.
2. IoT Devices: Internet of Things (IoT) devices often require low-power voltage regulation. The MAX8559ETA22+T can be utilized in these devices to provide efficient power management.
3. Battery-Powered Systems: The voltage regulator can be employed in battery-powered systems, such as wireless sensors or wearable devices, to extend battery life and maintain stable operation.

Detailed and Complete Alternative Models

• MAX8559ETA25+T: Similar to MAX8559ETA22+T, but with an output voltage of 2.5V instead of 2.2V.
• MAX8559ETA33+T: Similar to MAX8559ETA22+T, but with an output voltage of 3.3V instead of 2.2V.
• MAX8559ETA50+T: Similar to MAX8559ETA22+T, but with an output voltage of 5.0V instead of 2.2V.

These alternative models offer different output voltage options to suit specific application requirements.

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