New Best Voltage Reference? Testing & Using ADR1000 as a Standard

Order your high quality ADRmu boards from PCBWay https://www.pcbway.com/project/shareproject/ADRmu_10V_DC_reference_standard_6f7d92af.html
Miniware MDP portable lab power supplies https://www.welectron.com/Modular_1
LTZ die shots https://www.richis-lab.de/REF03.htm
ADR die shots https://www.richis-lab.de/REF19.htm
Miniware reflow hot plate https://www.banggood.com/custlink/DKDrAD9yqU
R&S®MXO 4 Oscilloscope https://www.rohde-schwarz.com/us/products/test-and-measurement/oscilloscopes/rs-mxo-4-oscilloscope_63493-1164992.html
Custom foil resistors & networks https://foilresistors.com/foil-resistors/
R&S Custom FRA Python script https://github.com/RPG-Engineering/RSscope_scripts
ADR1000 product page https://www.analog.com/en/products/adr1000.html
Carl Nelson interview https://www.electronicdesign.com/technologies/analog/article/21805566/an-interview-with-analog-guru-carl-nelson
More ADR1000 logs https://www.eevblog.com/forum/metrology/lowest-drift-lowest-noise-voltage-reference/
ADRmu project https://github.com/marcoreps/ADRmu
Star ground simulation https://tinyurl.com/2yawdkfr
LTZ / ADR simulation https://tinyurl.com/2am7e8n2
The goal https://eu.flukecal.com/products/electrical-calibration/electrical-standards/732c-734c-dc-voltage-reference-standards
The best lab temperature controllers https://www.arroyoinstruments.com/
Creality Halot 3D Printer https://bit.ly/3KIBbEA
Creality Washing/Curing Machine https://bit.ly/3TwV0mF

Purchases through some of these links help the Marco Reps channel with a small commission. These affiliate links don't cost you anything extra.

00:00 Intro
00:38 ADR history
03:02 ADR die
04:30 ADR datasheet
05:08 Project background
07:14 Ref schematic
08:24 Ratio stability
10:06 PSU schematic
11:00 Buffer schematic
13:20 PCB layout
16:08 PCBWay
18:02 SMT assembly
19:41 THT assembly
23:03 Vishay foil network
25:16 ADR availability
27:01 Output protection
28:45 Mechanical
30:22 Other trim levels
30:52 Tempco adjustment
34:58 ( ͡° ͜ʖ ͡°)
37:37 Tempco done
39:34 Accelerated aging
41:06 Results
49:56 Noise
54:49 Conclusion

#ADR1000 #Voltnut #metrology