MAX8845YETC+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current
• Package: 12-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 Range: 0.6V to 3.6V
• Maximum Output Current: 500mA
• Quiescent Current: 17µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8845YETC+T has the following pin configuration:

1. EN (Enable)
2. GND (Ground)
3. FB (Feedback)
4. VOUT (Output Voltage)
5. VIN (Input Voltage)
6. SW (Switch)
7. PG (Power Good)
8. NC (No Connection)
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. VDD (Supply Voltage)

Functional Features

• High Efficiency: The MAX8845YETC+T offers high efficiency power conversion, minimizing energy loss during voltage regulation.
• Low Quiescent Current: With a low quiescent current of only 17µA, the device reduces power consumption when in standby or idle mode.
• Enable Control: 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 the output voltage is within the specified range, ensuring proper functionality.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low quiescent current - Enable control for easy operation - Power good indicator for proper functionality

Disadvantages: - Limited maximum output current (500mA)

Working Principles

The MAX8845YETC+T is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.6V and 3.6V. It achieves this by utilizing a switching regulator architecture, which efficiently steps down the input voltage to the desired output voltage level. The device incorporates various protection features such as overcurrent and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The MAX8845YETC+T finds applications in various fields, including but not limited to:

1. Portable Electronics: It can be used in smartphones, tablets, and portable media players to regulate the voltage for different components.
2. IoT Devices: The IC is suitable for powering low-power IoT devices, ensuring efficient power management.
3. Wearable Technology: It can be utilized in smartwatches, fitness trackers, and other wearable devices to provide stable power supply.
4. Battery-Powered Systems: The voltage regulator is ideal for battery-powered systems, extending battery life by minimizing power consumption.

Detailed and Complete Alternative Models

1. MAX8846YETC+T: Similar to MAX8845YETC+T, but with a higher maximum output current of 800mA.
2. MAX8847YETC+T: Offers adjustable output voltage range from 0.6V to 5.5V, suitable for a wider range of applications.
3. MAX8848YETC+T: Provides dual output voltages, making it suitable for systems requiring multiple voltage levels.

These alternative models offer similar functionalities and characteristics, providing flexibility in choosing the most suitable voltage regulator for specific applications.

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