MAX17499BEUB+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX17499BEUB+ belongs to the category of integrated circuits (ICs).

Use

This IC is primarily used for power management applications.

Characteristics

• The MAX17499BEUB+ is a highly efficient, synchronous step-down DC-DC converter.
• It offers a wide input voltage range and can deliver a regulated output voltage.
• This IC incorporates various protection features such as overcurrent and overtemperature protection.
• It operates at high switching frequencies, enabling compact designs.
• The device is designed to minimize power losses and maximize efficiency.

Package and Quantity

The MAX17499BEUB+ is available in a small 10-pin µMAX package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: 0.8V to 0.9 x VIN
• Maximum Output Current: 1A
• Switching Frequency: 2MHz
• Operating Temperature Range: -40°C to +125°C
• Efficiency: Up to 95%

Pin Configuration

The MAX17499BEUB+ has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. SW: Switch Node
4. FB: Feedback Voltage
5. EN: Enable Pin
6. SS/TR: Soft-Start/Tracking
7. PG: Power Good Indicator
8. VOUT: Output Voltage
9. COMP: Compensation
10. BST: Bootstrap

Functional Features

• High efficiency conversion with minimal power loss.
• Wide input voltage range allows for versatile applications.
• Integrated protection features ensure safe operation.
• Compact design due to high switching frequency.
• Power good indicator provides system status information.

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range enables compatibility with various power sources.
• Integrated protection features enhance system reliability.
• Compact design saves board space and reduces costs.
• Power good indicator allows for easy monitoring of system status.

Disadvantages

• Limited maximum output current may restrict certain high-power applications.
• Higher switching frequencies can introduce additional noise in sensitive systems.
• The small package size may require careful PCB layout considerations.

Working Principles

The MAX17499BEUB+ operates as a step-down DC-DC converter. It uses a synchronous rectification scheme to achieve high efficiency. The input voltage is stepped down to a regulated output voltage using pulse-width modulation (PWM) control. The device incorporates an internal feedback loop to maintain the desired output voltage. Various protection mechanisms, such as overcurrent and overtemperature protection, ensure safe operation.

Application Field Plans

The MAX17499BEUB+ finds applications in various fields, including:

1. Industrial automation
2. Automotive electronics
3. Telecommunications
4. Consumer electronics
5. Power supplies

Alternative Models

Below are some alternative models that offer similar functionality:

1. MAX17498BEUB+
2. MAX17500BEUB+
3. MAX17501BEUB+
4. MAX17502BEUB+
5. MAX17503BEUB+

These alternative models provide comparable features and can be considered based on specific application requirements.

In conclusion, the MAX17499BEUB+ is a highly efficient, synchronous step-down DC-DC converter used in power management applications. With its wide input voltage range, compact design, and integrated protection features, it offers numerous advantages. However, limitations such as restricted maximum output current and potential noise generation should be taken into account. Its working principle involves step-down conversion through PWM control, ensuring stable output voltage. This IC finds applications in various fields, and alternative models are available for consideration.