Benefits and Features

● One-Chip Solution Directly from Car Battery to

Portable Device

• 4.5V to 28V (40V Load Dump) Input Voltage

• 5V, 3.5A Output Current Capability

• 5V, 1.5A Output Current Capability (MAX20038A)

• Device-Attach Detection Output

• Low-Q Current Skip and Shutdown Modes

● Low-Noise Features Prevent Interference with AM

Band and Portable Devices

• Fixed-Frequency 275kHz to 2.2MHz Operation

• Fixed-PWM Option at No Load

• Spread Spectrum for EMI Reduction

• SYNC Input/Output for Frequency Parking

● Optimal USB Power and Communication for Portable

Devices

• User-Programmable Voltage Gain Adjusts Output

for Up to 600mΩ Cable Resistance

• User-Programmable USB Current Limit

• USB 480Mbps/12Mbps/1.5Mbps Data Switches

• Integrated iPod®/iPhone®/iPad® and Samsung®

Charge-Detection Termination Resistors

• Supports USB BC1.2 CDP and DCP Modes

• Supports China YD/T 1591-2009

• Compatible with USB On-the-Go Specification

● Robust Design Keeps Vehicle System and Portable

Devices Safe in Automotive Environment

• Short-to-Battery Protection on DC-DC

Converter Pins

• Short-to-VBUS Protection on USB Pins (MAX20037)

• Short-to-Battery Protection on USB Pins (MAX20038)

• ±15kV Air/±8kV Contact ISO 10605*

• ±15kV Air/±8kV Contact IEC 61000-4-2*

• Reduced Inrush Current with Soft-Start

• Overtemperature Protection

• -40°C to +125°C Operating Temperature Range

Applications

● Automotive Radio and Navigation

● USB Port for Host and Hub Applications

● Automotive Connectivity/Telematics

● Dedicated USB Charging Port (DCP)