OMC DCPD Whitening Chassis Power PCB (2x Channel, 1x OMC Version)

Document #:

LIGO-D2200045-v2

Document type:

D - Drawings

Abstract:

This is the power PCB for the OMC DCPD Whitening Chassis D2200215. This along with D2200043 (Front) and D2200044 (Signal) replace the single D2100630 PCBs

Files in Document:

• Schematic Print (D2200045-v2 OMC DCPD Whitening Power.PDF, 728.9 kB)

Other Files:

• Packed Altium Project (D2200045-v2 OMC DCPD Whitening Power (1-24-2023 2-39-1...zip, 5.2 MB)

ICS/JIRA Record:

• ICS_LINK

Topics:

• A+ Project
• Sensing and Control

Authors:

• Dean Schaetzl

Keywords:

A+ OMC DCPD Whitening

Notes and Changes:

v2 changed the current limit resistor (R8) of the +15V supply from 1.5kohm to 750ohm.
This sets the output current limit from 100mA to 200mA.
See motivation in LHO aLOG 66980:
https://alog.ligo-wa.caltech.edu/aLOG/index.php?callRep=66980

Referenced by:

• LIGO-D2200043-v2: OMC DCPD Whitening Chassis Front Interface PCB (2x Channel, 1x OMC Version)
• LIGO-D2200215-v1: OMC DCPD Whitening Filter Chassis Assembly (2x Channel, 1x OMC Version)