sk107-comparator

Update of the sk07 comparator module.
Conforms to new spec for control voltages of 0-1V.
Output is 0 or 1V as well.
Very nice!

Module Info

Inputs: Siff In
CV In
Outputs: Out +: 1V if Siff > CV otherwise 0V
Out-: 1V if Siff < CV, otherwise 0V
Power Draw on +5V: 47mA mA
Power Draw on -5V: 45mA mA
Frequency Response:

Schematic & PCB

View on Github

Parts List

Qty Value Device Parts
4 3,17/1,1 CV-IN, OUT+, OUT-, SIFF-IN
5 C-EUC1206 C1, C2, C3, C4, C5
2 CPOL-EUE2.5-7 C10, C12
2 1k8 R-EU_R1206 R12, R13
7 6k8 R-EU_R1206 R2, R6, R16, R17, R18, R19, R20
1 10k TRIM_EU-CIP20C-6MM R21
2 20k R-EU_R1206 R14, R15
1 22-23-2031 22-23-2031 X1
2 47k R-EU_R1206 R5, R7
2 75 R-EU_R1206 R1, R3
4 100 R-EU_R1206 R8, R9, R10, R11
6 100n C-EUC0805 C6, C7, C8, C9, C13, C14
2 BAT54S-L44 DIODE_2CACA-SOT23 D2, D6
2 LM311D LM311D IC1, IC2
3 MAX4392ESA MAX4392ESA BUF, MIX, OUT

Movie


Observations

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Revisions:

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