MAX42403 Overview
The MAX42402/MAX42403 IC are a tiny synchronous buck converter with integrated high-side and low-side switches. The MAX42402/MAX42403 are designed to deliver up to 2.5A/3.5A with a wide, 4.5V to 36V input voltage range. Voltage quality can be monitored by observing the PGOOD signal.
MAX42403 Key Features
- Multiple Functions for Small Size
- Operating Input Voltage Range: 4.5V to 36V
- Synchronous DC-DC Converter with Integrated FETs up to 2.5A/3.5A
- 27μA Quiescent Current in Skip Mode
- 1.5MHz/400kHz Switching Frequency
- Spread-Spectrum Option
- 3.5ms (1.5MHz)/2.5ms (400kHz) Internal SoftStart
- Programmable 0.8V to 12V Output Voltage Range
- 99% Duty Cycle Operation with Low Dropout
- High Precision for Safety-Critical