MAX1904EAI+T

Product Overview

Category

MAX1904EAI+T belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a power management IC.

Characteristics

• High efficiency
• Low quiescent current
• Wide input voltage range
• Overcurrent protection
• Thermal shutdown protection

Package

The MAX1904EAI+T is available in a small 8-pin TDFN package.

Essence

This IC is designed to provide efficient power management for various electronic devices.

Packaging/Quantity

The MAX1904EAI+T is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Quiescent Current: 30µA (typical)
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1904EAI+T has the following pin configuration:

```

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| | --| VOUT | --| VIN | --| GND | --| EN | --| FB | --| PG | --| SS | |___________| ```

Functional Features

1. High Efficiency: The MAX1904EAI+T offers high efficiency, ensuring minimal power loss during operation.
2. Low Quiescent Current: With a low quiescent current, this IC helps conserve power when the device is in standby or idle mode.
3. Wide Input Voltage Range: It can accept a wide range of input voltages, making it suitable for various applications.
4. Overcurrent Protection: The IC incorporates overcurrent protection to safeguard the device and connected components from damage.
5. Thermal Shutdown Protection: It includes thermal shutdown protection, preventing overheating and ensuring safe operation.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for versatile applications.
• Overcurrent and thermal shutdown protection enhance device safety.

Disadvantages

• Limited output voltage range may not be suitable for certain applications requiring higher voltages.
• The small package size may pose challenges during assembly or soldering processes.

Working Principles

The MAX1904EAI+T operates as a step-down (buck) converter, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage efficiently. By controlling the duty cycle of the switching transistor, it adjusts the average output voltage to the desired level.

Detailed Application Field Plans

The MAX1904EAI+T finds applications in various electronic devices, including but not limited to: - Portable consumer electronics - Battery-powered devices - IoT devices - Wearable devices - Industrial equipment

Detailed and Complete Alternative Models

1. MAX1905EAI+T: Similar to MAX1904EAI+T with additional features such as adjustable output voltage and synchronization capability.
2. MAX1906EAI+T: A higher current version of the MAX1904EAI+T, suitable for applications requiring more power.

These alternative models offer similar functionality and can be considered based on specific requirements.

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