v 20220529 2
C 40800 43800 0 0 0 title-A3.sym
{
T 49700 45300 15 10 1 1 0 0 1
title=Low noise positive LDO regulator
T 50300 44500 15 10 1 1 0 0 1
Date=$Date: 2024-02-12 21:27:06 +0100 (Mo, 12 Feb 2024) $
T 54400 44200 15 10 1 1 0 0 1
revision=$Revision: 8853 $
T 54400 43900 15 10 1 1 0 0 1
author=$Author: stephan $
T 49900 44900 15 10 1 1 0 0 1
id=$Id: LDO+1.sch 8853 2024-02-12 20:27:06Z stephan $
T 50300 44200 15 10 1 1 0 0 1
Filename=LDO+1.sch
}
C 54800 47900 1 0 0 out-1.sym
{
T 54800 48200 5 10 0 0 0 0 1
device=OUTPUT
T 55500 48000 5 10 1 1 0 0 1
refdes=out
}
C 51200 46500 1 0 0 LT1761ES5-BYP.sym
{
T 52700 48100 5 10 0 1 0 0 1
device=LT1761ES5-BYP
T 51700 47500 5 10 1 1 0 0 1
refdes=U1
T 51700 47200 5 5 1 1 0 2 1
footprint=SOT23_5
T 51400 48300 5 10 1 1 0 0 1
value=LT1761ES5-BYP
}
C 54300 47100 1 90 0 capacitor-1.sym
{
T 54300 47700 5 10 1 1 90 0 1
refdes=C2
T 54000 47300 5 10 1 1 180 0 1
value=100nF
T 54300 47000 5 10 1 1 90 0 1
footprint=C0603
}
N 52900 48000 54800 48000 4
{
T 52800 48000 5 10 1 1 0 0 1
netname=out
}
N 54100 47100 52900 47100 4
{
T 52800 47100 5 10 1 1 0 0 1
netname=byp
}
C 53100 46000 1 90 0 resistor-1.sym
{
T 53300 46500 5 10 1 1 90 0 1
refdes=R2
T 53200 46300 5 10 1 1 0 0 1
value=120kΩ
T 52800 46200 5 10 1 1 90 0 1
footprint=C0603
}
C 53900 47900 1 180 0 resistor-1.sym
{
T 53400 47700 5 10 1 1 180 0 1
refdes=R1
T 53600 48300 5 10 1 1 180 0 1
value=$R1
T 53700 47500 5 10 1 1 180 0 1
footprint=C0603
}
N 52900 47800 53000 47800 4
{
T 52800 47800 5 10 1 1 0 0 1
netname=adj
}
N 53900 47800 53900 48000 4
N 53000 47800 53000 46900 4
N 54800 47100 54800 46000 4
N 50900 46000 54800 46000 4
{
T 51000 46000 5 10 1 1 0 0 1
netname=gnd
}
N 52100 46000 52100 46500 4
C 50300 45900 1 0 0 in-1.sym
{
T 50300 46200 5 10 0 0 0 0 1
device=INPUT
T 50300 46000 5 10 1 1 0 7 1
refdes=GND
}
C 50300 47900 1 0 0 in-1.sym
{
T 50300 48200 5 10 0 0 0 0 1
device=INPUT
T 50300 48000 5 10 1 1 0 7 1
refdes=in
}
N 50900 48000 51300 48000 4
{
T 51100 48000 5 10 1 1 0 0 1
netname=in
}
N 50900 47100 50900 46000 4
C 50700 48000 1 270 0 capacitor-4.sym
{
T 51800 47800 5 10 0 0 270 0 1
device=POLARIZED_CAPACITOR
T 50800 47700 5 10 1 1 90 0 1
refdes=C1
T 51400 47800 5 10 0 0 270 0 1
symversion=0.1
T 50800 46800 5 10 1 1 90 0 1
footprint=P1206
T 49900 47400 5 10 1 1 0 0 1
value=10µF 25V
}
C 54600 48000 1 270 0 capacitor-4.sym
{
T 55700 47800 5 10 0 0 270 0 1
device=POLARIZED_CAPACITOR
T 54700 47700 5 10 1 1 90 0 1
refdes=C3
T 55300 47800 5 10 0 0 270 0 1
symversion=0.1
T 54700 46800 5 10 1 1 90 0 1
footprint=P1206
T 55100 47500 5 10 1 1 0 0 1
value=10µF 25V
}
T 50100 48900 9 10 1 0 0 0 1
IRENA: R2=2k, R1=6k2  (way lower than necessary)