SLUAB40
January 2026
UCD3138A
1
Summary
1
IBB basic control loop
2
Basic configuration of UCD3138A PCM loop
3
PCM failure analysis after introduction of bias voltage
4
Loop correction and experimental verification
5
Other debugging experience and frequently asked questions
6
Summary
7
References:
7
References:
UCD3138A datasheet
Technical Manual of UCD31xx Digital Power Supply Controller
Power Stage Topology Handbook