Chassis Power Regulator PCB

Document #:

LIGO-D1000217-v1

Document type:

D - Drawings

Abstract:

DC power regulator for standard rack chassis providing positive and negative voltage. This design replaces D060279.

Files in Document:

• Board Assembly Details (DC_pwr_fab.pdf, 639.7 kB)
• Schematic and PCB layout (D1000217.pdf, 220.6 kB)

Other Files:

• D1000217_project.zip (59.4 kB)
• PCB manufacturing files, BOM, and description of PCB (Project Outputs for D1000217.zip, 20.1 kB)

ICS/JIRA Record:

• ICS_LINK

Topics:

• Final Design

Authors:

• Jay Heefner
• Rich Abbott
• Charles Osthelder

Keywords:

Power

Notes and Changes:

Output variants (LM2941 and LM2991):
+/-15 volt: R2 = 10.7 kOhms, R5 = 11.5 kOhms
+/-12 volt: R2 = 8.45 kOhms, R5 = 8.87 kOhms
+/-5 volt: R2 = 2.89 kOhms, R5 = 3.16 kOhms

Referenced by:

• LIGO-D1002033-v1: LED Wiring Connection for DC Regulator Board
• LIGO-E1200112: aLIGO, ISC, RF System, 4 Channel I & Q Demodulator
• LIGO-D1500268-v1: TCS Laser Chiller Summing Chassis
• LIGO-D1500177-v1: aLIGO 18-bit AI/BP Chassis Top Assembly Drawing (2xDB15, 1xDB9 Version)
• LIGO-D1500176-v1: aLIGO AA/BP Chassis Top Assembly Drawing
• LIGO-D1100013-v2: Dual Optical Lever Whitening Chassis Assembly Drawing
• LIGO-T1600542-v1: TCS Laser Chiller Chassis Gain Revisions
• LIGO-E1700248: aLIGO, ISC, RF System, RF TTFSS Pre-Amplifier
• LIGO-D0902783-v3: aLIGO AA Chassis Top Assembly Drawing (8xDB9 ISC Version)
• LIGO-D1900514: Squeezer PLL Integration Assembly