This is a DC1905A circuit board manual
The DC1905A is a demonstration circuit designed to evaluate the performance of the LTM4633EY, a high efficiency, triple 10A step-down power µModule regulator. The board supports input voltages from 4.7V to 16V and provides three output channels with adjustable voltages ranging from 0.8V to 5.5V. It features access to TRACK/SS pins for programming output tracking or soft-start periods and operates in continuous conduction mode under heavy load conditions.
| Input Voltage Range | 4.7V to 16V |
|---|---|
| Output Voltage Range (Ch 1 & 2) | 0.8V to 1.8V |
| Output Voltage Range (Ch 3) | 0.8V to 5.5V |
| Maximum Continuous Output Current | 10A per channel |
| Operating Frequency | 750kHz |
| Efficiency (Channel 1) | 77% |
| Efficiency (Channel 2) | 81% |
| Efficiency (Channel 3) | 91% |
It is an easy way to evaluate the performance of the LTM4633EY regulator.
Yes, they can be connected in parallel for a single 20A output solution.
The output voltage should be 1.0V ±1.5%.