MAX17408GTI+ - Product Overview

Introduction

The MAX17408GTI+ is a highly integrated, high-efficiency, synchronous step-down DC-DC converter designed for automotive applications. This device offers a wide input voltage range and delivers up to 2A of continuous output current. Its compact package and advanced features make it suitable for various automotive power supply requirements.

Basic Information Overview

• Category: Integrated Step-Down DC-DC Converter
• Use: Automotive Power Supply
• Characteristics: High Efficiency, Wide Input Voltage Range, Compact Package
• Package: 28-Pin TQFN (Thin Quad Flat No-Lead)
• Essence: High Integration and Efficiency
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: 0.8V to 36V
• Maximum Output Current: 2A
• Switching Frequency: 100kHz to 2.2MHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX17408GTI+ features a 28-pin TQFN package with specific pin assignments for input voltage, output voltage, feedback, enable, and other essential functions. For detailed pin configuration, please refer to the official datasheet.

Functional Features

• Integrated MOSFETs for High Efficiency
• Wide Input Voltage Range for Automotive Applications
• Programmable Frequency and Soft-Start
• Overcurrent and Overtemperature Protection
• Synchronization Capability for Multi-Phase Operation

Advantages and Disadvantages

Advantages

• High Integration Reduces External Component Count
• Wide Input Voltage Range Enhances Flexibility
• Advanced Protection Features Ensure Robust Performance

Disadvantages

• Higher Cost Compared to Non-Integrated Solutions
• Limited Maximum Output Current for Some Applications

Working Principles

The MAX17408GTI+ operates as a synchronous step-down DC-DC converter, utilizing pulse-width modulation (PWM) to regulate the output voltage. The integrated control circuitry adjusts the duty cycle based on the input voltage and load conditions to maintain a stable output.

Detailed Application Field Plans

The MAX17408GTI+ is well-suited for various automotive power supply applications, including: - Infotainment Systems - Advanced Driver Assistance Systems (ADAS) - Lighting Control Modules - Electric Power Steering - Engine Control Units

Detailed and Complete Alternative Models

• MAX17503GTB+: Similar specifications with different package and pinout
• LT8705: Comparable automotive-grade synchronous step-down converter
• TPS54332: Alternative from a different manufacturer with similar features

In conclusion, the MAX17408GTI+ offers a comprehensive solution for automotive power supply needs, combining high efficiency, wide input voltage range, and advanced protection features in a compact package.

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