MAX17498AATE+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The MAX17498AATE+ is a highly efficient, synchronous step-down DC-DC converter designed for use in various applications requiring a regulated power supply. It is particularly suitable for automotive and industrial applications.

Characteristics: - High Efficiency: The MAX17498AATE+ offers high efficiency conversion, minimizing power losses and maximizing energy savings. - Synchronous Operation: This IC utilizes synchronous rectification to improve overall efficiency and reduce heat dissipation. - Wide Input Voltage Range: The device can accept input voltages ranging from 4.5V to 60V, making it versatile for different power supply requirements. - Adjustable Output Voltage: The output voltage can be adjusted using external resistors, allowing flexibility in meeting specific application needs.

Package: The MAX17498AATE+ is available in a compact 16-pin TQFN package, which provides excellent thermal performance and ease of integration into various circuit designs.

Essence: This IC serves as a key component in power management systems, enabling efficient voltage regulation and power delivery in automotive and industrial applications.

Packaging/Quantity: The MAX17498AATE+ is typically sold in reels containing 250 units per reel.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: Adjustable (based on external resistors)
• Maximum Output Current: 2.5A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to +125°C
• Package Type: 16-pin TQFN

Pin Configuration

The MAX17498AATE+ features the following pin configuration:

1. VIN: Input Voltage
2. PGND: Power Ground
3. SW: Switch Node
4. LX: Inductor Connection
5. FB: Feedback Voltage
6. EN: Enable Pin
7. SS/TR: Soft-Start/Tracking
8. VCC: Supply Voltage
9. AGND: Analog Ground
10. COMP: Compensation Node
11. OCSET: Overcurrent Set Point
12. SYNC: Synchronization Input
13. CLKOUT: Clock Output
14. PGOOD: Power Good Indicator
15. BOOT: Bootstrap Capacitor Connection
16. BST: Boost Capacitor Connection

Functional Features

1. High Efficiency Conversion: The MAX17498AATE+ achieves high efficiency by minimizing power losses during voltage conversion, resulting in improved energy utilization.
2. Synchronous Rectification: By utilizing synchronous rectification, this IC reduces power dissipation and enhances overall efficiency.
3. Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors, allowing for customization based on specific application requirements.
4. Overcurrent Protection: The device incorporates overcurrent protection to safeguard against excessive current flow, ensuring the safety and reliability of the system.
5. Soft-Start Functionality: The soft-start feature enables a controlled and gradual increase in output voltage during startup, preventing sudden voltage spikes.

Advantages and Disadvantages

Advantages: - High efficiency conversion leads to energy savings. - Wide input voltage range allows for versatile applications. - Compact package size facilitates integration into various circuit designs. - Adjustable output voltage provides flexibility. - Overcurrent protection ensures system safety.

Disadvantages: - Limited maximum output current (2.5A) may not be suitable for high-power applications. - Requires external resistors for output voltage adjustment, adding complexity to the design.

Working Principles

The MAX17498AATE+ operates as a step-down DC-DC converter. It converts a higher input voltage to a lower output voltage with high efficiency. The synchronous rectification technique minimizes power losses during the conversion process. The output voltage can be adjusted using external resistors, allowing for customization based on specific application requirements. Overcurrent protection ensures the safety and reliability of the system.

Application Field Plans

The MAX17498AATE+ finds extensive application in various fields, including: - Automotive: Power management systems in electric vehicles, hybrid vehicles, and automotive lighting. - Industrial: Industrial automation, motor control, robotics, and power supplies for industrial equipment.

Alternative Models

For alternative options, the following models can be considered: 1. MAX17499AATE+: Similar to MAX17498AATE+, but with a higher maximum output current of 3.5A. 2. MAX17500AATE+: A step-down DC-DC converter with an adjustable output voltage range and a maximum output current of 4A. 3. MAX17501AATE+: Designed for high-power applications, this IC offers a maximum output current of 6A.

These alternative models provide varying specifications and capabilities, catering to different power supply requirements.

In conclusion, the MAX17498AATE