Datasheet BCR601 (Infineon) - 6

link to page 6
BCR601 hot plug IC with voltage feedback to primary side Functional description
ILED 100% Analog dimming range 3% 0% VMFIO off 3% dim 100% 0.1V 0.2V 3.3 V 5 V
Figure 4 Analog dimming 2.
For analog dimming using Rset and internal MFIO current, the internal pull-down has to be taken into account. For proper dimensioning refer to
Figure 5
. 5 V
BCR601
IMFIO,setcs MFIO RMFIO/2 Rset Limiter, RMFIO/2 Buffer R V set * RMFIO MFIO = IMFIO, setcs Rset + RMFIO V R MFIO * RMFIO set = IMFIO,setcs * Rset − VMFIO
Figure 5 R set dimensioning for resistor dimming
• RMFIO.typical = 285 kΩ, • IMFIO,setcs,typical = 20 µA. Datasheet 6 Revision 1.1 2018-12-3 Document Outline Features Protection features Target applications Advantages with respect to discrete solutions Product validation Device information Description Table of contents 1 Pin configuration 2 Functional description 3 Thermal characteristics 4 Absolute maximum ratings 5 Operating conditions 6 Electrical characteristics 7 Package information 8 References Revision history Disclaimer