Non-isolated bi-directional converter with UCD3138 Integrated Digital Controllers
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Bidirection DC-to-DC Converter User's Guide (Rev. A)
(ZIP 10460 KB)
27 Oct 2015
UCD3138 non isolated bi-directional switching converter quickly gets a designer through evaluation to production in power supply designs based on a Wide Vin non isolated bi-directional topology by providing all-inclusive firmware with ZVS Transition mode support.
This firmware comes with native support for following features:
- Transition mode supported as wells as Hard-switching.
- ZVS Control at Low Line for light load efficiency
- Phase sync and DPWM engine enables hardware based control.
- Interleaved up to 4 phases in single chip
- Phase shedding and adding for light load as well as adaptive dead time optimization for efficiency improvement
- PMBus 1.2 with 400 KHz for telemetry operations.