Change schematic for v1.3

* Use DCDC buck converter for digital 3V3 supply. * Add shielding for OPAmp section * Change frontend amplifier to an instrumentation amplifier design
2020-11-17 18:59:20 +01:00 · 2020-11-17 18:59:20 +01:00 · 07e0ea3191
parent be3c30d734
commit 07e0ea3191
5 changed files with 1719 additions and 1079 deletions
--- a/digital-supply.sch
+++ b/digital-supply.sch
@ -0,0 +1,455 @@
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--- a/frontend.sch
+++ b/frontend.sch
--- a/reflow-oven-control-pcb-cache.lib
+++ b/reflow-oven-control-pcb-cache.lib
@ -290,6 +290,28 @@ X ~~ 4 0 300 100 D 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# Device_D_Schottky
+#
+DEF Device_D_Schottky D 0 40 N N 1 F N
+F0 "D" 0 100 50 H V C CNN
+F1 "Device_D_Schottky" 0 -100 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ TO-???*
+ *_Diode_*
+ *SingleDiode*
+ D_*
+$ENDFPLIST
+DRAW
+P 2 0 1 0 50 0 -50 0 N
+P 4 0 1 10 50 50 50 -50 -50 0 50 50 N
+P 6 0 1 10 -75 25 -75 50 -50 50 -50 -50 -25 -50 -25 -25 N
+X K 1 -150 0 100 R 50 50 1 1 P
+X A 2 150 0 100 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # Device_Ferrite_Bead_Small
 #
 DEF Device_Ferrite_Bead_Small FB 0 0 N Y 1 F N
@ -329,6 +351,29 @@ X ~ 2 0 -150 50 U 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# Device_L
+#
+DEF Device_L L 0 40 N N 1 F N
+F0 "L" -50 0 50 V V C CNN
+F1 "Device_L" 75 0 50 V V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ Choke_*
+ *Coil*
+ Inductor_*
+ L_*
+$ENDFPLIST
+DRAW
+A 0 -75 25 -899 899 0 1 0 N 0 -100 0 -50
+A 0 -25 25 -899 899 0 1 0 N 0 -50 0 0
+A 0 25 25 -899 899 0 1 0 N 0 0 0 50
+A 0 75 25 -899 899 0 1 0 N 0 50 0 100
+X 1 1 0 150 50 D 50 50 1 1 P
+X 2 2 0 -150 50 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # Device_LED
 #
 DEF Device_LED D 0 40 N N 1 F N
@ -392,6 +437,43 @@ X ~ 2 0 -150 50 U 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# Device_RF_Shield_Two_Pieces
+#
+DEF Device_RF_Shield_Two_Pieces J 0 40 Y Y 1 F N
+F0 "J" 0 200 50 H V C CNN
+F1 "Device_RF_Shield_Two_Pieces" 0 100 50 H V C CNN
+F2 "" 0 -100 50 H I C CNN
+F3 "" 0 -100 50 H I C CNN
+DRAW
+P 2 0 1 10 -600 -200 -600 -100 N
+P 2 0 1 10 -600 -50 -600 50 N
+P 2 0 1 10 -600 100 -600 200 N
+P 2 0 1 10 -500 300 -400 300 N
+P 2 0 1 10 -400 -300 -500 -300 N
+P 2 0 1 10 -250 -300 -350 -300 N
+P 2 0 1 10 -250 300 -350 300 N
+P 2 0 1 10 -100 -300 -200 -300 N
+P 2 0 1 10 -100 300 -200 300 N
+P 2 0 1 10 -50 -300 50 -300 N
+P 2 0 1 10 50 300 -50 300 N
+P 2 0 1 10 100 -300 200 -300 N
+P 2 0 1 10 200 300 100 300 N
+P 2 0 1 10 250 -300 350 -300 N
+P 2 0 1 10 350 300 250 300 N
+P 2 0 1 10 400 -300 500 -300 N
+P 2 0 1 10 500 300 400 300 N
+P 2 0 1 10 600 -200 600 -100 N
+P 2 0 1 10 600 -50 600 50 N
+P 2 0 1 10 600 100 600 200 N
+P 3 0 1 10 -600 250 -600 300 -550 300 N
+P 3 0 1 10 -550 -300 -600 -300 -600 -250 N
+P 3 0 1 10 550 -300 600 -300 600 -250 N
+P 3 0 1 10 600 250 600 300 550 300 N
+P 4 0 1 10 -700 200 -700 450 700 450 700 200 N
+X Shield 1 0 -400 100 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # Device_R_POT
 #
 DEF Device_R_POT RV 0 40 Y N 1 F N
@ -674,28 +756,6 @@ X VI 3 -300 0 100 R 50 50 1 1 W
 ENDDRAW
 ENDDEF
 #
-# Regulator_Linear_AZ1117-3.3
-#
-DEF Regulator_Linear_AZ1117-3.3 U 0 10 Y Y 1 F N
-F0 "U" -150 125 50 H V C CNN
-F1 "Regulator_Linear_AZ1117-3.3" 0 125 50 H V L CNN
-F2 "" 0 250 50 H I C CIN
-F3 "" 0 0 50 H I C CNN
-$FPLIST
- SOT?223*
- SOT?89*
- TO?220*
- TO?252*
- TO?263*
-$ENDFPLIST
-DRAW
-S -200 75 200 -200 0 1 10 f
-X GND 1 0 -300 100 U 50 50 1 1 W
-X VO 2 300 0 100 L 50 50 1 1 w
-X VI 3 -300 0 100 R 50 50 1 1 W
-ENDDRAW
-ENDDEF
-#
 # Regulator_Linear_AZ1117-5.0
 #
 DEF Regulator_Linear_AZ1117-5.0 U 0 10 Y Y 1 F N
@ -719,6 +779,28 @@ X VI 3 -300 0 100 R 50 50 1 1 W
 ENDDRAW
 ENDDEF
 #
+# Regulator_Switching_LMR14206
+#
+DEF Regulator_Switching_LMR14206 U 0 40 Y Y 1 F N
+F0 "U" -400 450 50 H V L CNN
+F1 "Regulator_Switching_LMR14206" -400 350 50 H V L CNN
+F2 "Package_TO_SOT_SMD:SOT-23-6" 0 -500 50 H I C CIN
+F3 "" -400 450 50 H I C CNN
+ALIAS LMR16006YQ3 LMR16006YQ5 LMR14206
+$FPLIST
+ SOT?23*
+$ENDFPLIST
+DRAW
+S -400 300 400 -300 0 1 10 f
+X CB 1 500 200 100 L 50 50 1 1 I
+X GND 2 0 -400 100 U 50 50 1 1 W
+X FB 3 500 -200 100 L 50 50 1 1 I
+X ~SHDN 4 -500 0 100 R 50 50 1 1 I
+X VIN 5 -500 200 100 R 50 50 1 1 W
+X SW 6 500 0 100 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
 # Transistor_FET_BSS123
 #
 DEF Transistor_FET_BSS123 Q 0 20 Y N 1 F N
--- a/reflow-oven-control-pcb.sch
+++ b/reflow-oven-control-pcb.sch
--- a/stm.sch
+++ b/stm.sch