MAX16998BAUA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX16998BAUA+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in automotive applications for power management.

Characteristics

• High efficiency
• Wide input voltage range
• Low quiescent current
• Overvoltage and overcurrent protection
• Thermal shutdown protection

Package

MAX16998BAUA+ is available in a small 8-pin µMAX package.

Essence

The essence of MAX16998BAUA+ lies in its ability to efficiently manage power in automotive systems, ensuring reliable operation and protection against various electrical faults.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 1.2V to 28V
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switching node pin
6. PGND: Power ground pin
7. VOUT: Output voltage pin
8. SS/TR: Soft-start/Tracking pin

Functional Features

• Integrated high-side and low-side MOSFETs
• Adjustable output voltage
• Soft-start and tracking capability
• Fault protection features (overvoltage, overcurrent, thermal shutdown)

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power dissipation
• Wide input voltage range allows compatibility with various automotive systems
• Comprehensive fault protection ensures system reliability
• Small package size enables space-saving designs

Disadvantages

• Limited output current capability
• Higher cost compared to non-integrated power management solutions

Working Principles

MAX16998BAUA+ operates as a buck converter, converting the input voltage to a lower regulated output voltage. The integrated MOSFETs handle the switching operation, while the feedback mechanism adjusts the duty cycle to maintain the desired output voltage. Fault protection features monitor the input and output conditions, providing necessary safeguards against overvoltage, overcurrent, and thermal issues.

Detailed Application Field Plans

MAX16998BAUA+ finds extensive application in automotive systems, including: 1. Engine control units (ECUs) 2. Infotainment systems 3. Lighting systems 4. Advanced driver-assistance systems (ADAS) 5. Powertrain systems

Detailed and Complete Alternative Models

1. MAX16998BASA+: Similar to MAX16998BAUA+, but available in a 16-pin TSSOP package.
2. MAX16998CAUA+: Offers higher output current capability compared to MAX16998BAUA+, suitable for power-hungry applications.
3. MAX16998DAUA+: Provides additional fault protection features, such as reverse polarity protection and short-circuit protection.

In conclusion, MAX16998BAUA+ is a highly efficient power management IC designed for automotive applications. Its compact size, comprehensive fault protection, and wide input voltage range make it an ideal choice for various automotive systems.