fix adjustable regulator resistors. add documentation on component order-codes…

fix adjustable regulator resistors. add documentation on component order-codes and part numbers. remove unused 50R termination resistors from PCB.

fix adjustable regulator resistors. add documentation on component order-codes…
fix adjustable regulator resistors. add documentation on component order-codes and part numbers. remove unused 50R termination resistors from PCB.
fca5283e · Anders Wallin · c859404f · fca5283e · fca5283e · fca5283e
Commit fca5283e authored Apr 29, 2021 by Anders Wallin
5 changed files
--- a/fda_2017.03/output_stage.sch
+++ b/fda_2017.03/output_stage.sch
--- a/pda_2017.04/PDA_2017.04.kicad_pcb
+++ b/pda_2017.04/PDA_2017.04.kicad_pcb
--- a/pda_2017.04/PDA_2017.04.sch
+++ b/pda_2017.04/PDA_2017.04.sch
@@ -1099,5 +1099,4 @@ Wire Wire Line
 	7150 2900 7150 3150
 Wire Wire Line
 	7150 3150 8600 3150
-NoConn ~ 2050 6000
 $EndSCHEMATC
--- a/pda_2017.04/PDA_PSU_2017.04.sch
+++ b/pda_2017.04/PDA_PSU_2017.04.sch
@@ -18,7 +18,7 @@ L PDA_2017.04-rescue:R R401
 U 1 1 565795A5
 P 9750 3000
 F 0 "R401" V 9830 3000 50  0000 C CNN
-F 1 "3k92" V 9750 3000 50  0000 C CNN
+F 1 "6k8" V 9750 3000 50  0000 C CNN
 F 2 "Resistors_SMD:R_0805" V 9680 3000 30  0001 C CNN
 F 3 "" H 9750 3000 30  0000 C CNN
 	1    9750 3000
@@ -29,7 +29,7 @@ L PDA_2017.04-rescue:R R402
 U 1 1 565795DE
 P 9750 3400
 F 0 "R402" V 9830 3400 50  0000 C CNN
-F 1 "6k8" V 9750 3400 50  0000 C CNN
+F 1 "3k92" V 9750 3400 50  0000 C CNN
 F 2 "Resistors_SMD:R_0805" V 9680 3400 30  0001 C CNN
 F 3 "" H 9750 3400 30  0000 C CNN
 	1    9750 3400
@@ -74,12 +74,12 @@ F 3 "" H 2650 1800 60  0000 C CNN
 	1    2650 1800
 	-1   0    0    -1  
 $EndComp
-Text Notes 1800 4050 0    60   ~ 0
+Text Notes 2700 3800 0    60   ~ 0
 Obsolete:\nFarnell 9621261 \nTDK  ZJYS51R5-2PT-01  \n\nReplacement:\nBourns  SRF0905-100Y \nDigikey SRF0905-100YCT-ND\n"10µH @ 1kHz 2 Line Common Mode Choke Surface Mount 200 Ohms @ 20MHz 1.6A DCR 80 mOhm "
-Text Notes 2650 1550 0    60   ~ 0
-DC-supply
+Text Notes 2500 1450 0    60   ~ 0
+DC-supply\n9 VDC 'brick' AC/DC PSU: Digikey 1470-2615-ND, XP Power EML15US09-S\n\nIEC power entry module with switch and fuse\nFarnell  1430802, Shurter DD12.9121.111\nFuse drawer Farnell 1144906, Shurter 4301.1401
 Text Notes 1550 2500 0    60   ~ 0
-9555986\nDO-214AC
+Farnell 9555986, 	MBRA140T3G\n40V 1A shottky rectifier diode\nDO-214AC package
 $Comp
 L PDA_2017.04-rescue:D D401
 U 1 1 56585249
@@ -395,4 +395,10 @@ Wire Wire Line
 	1800 2950 2700 2950
 Wire Wire Line
 	4950 2950 4950 2900
+Text Notes 5000 2450 0    60   ~ 0
+Farnell 2494142\nMurata BNX025H01L\n
+Text Notes 7100 2700 0    60   ~ 0
+MAX +20 V
+Text Notes 9350 2700 0    60   ~ 0
+3.3 V
 $EndSCHEMATC
--- a/pda_2017.04/pda_output_stage.sch
+++ b/pda_2017.04/pda_output_stage.sch
@@ -418,10 +418,8 @@ F 3 "" H 3600 1750 50  0001 C CNN
 $EndComp
 Wire Wire Line
 	3600 1750 3600 1650
-Text Notes 7250 1350 0    60   ~ 0
-Install either BNC or SMA output connector
-Text Notes 7050 3250 0    60   ~ 0
-Install either BNC or SMA output connector
+Text Notes 7500 1400 0    60   ~ 0
+Install either BNC or SMA output connector\nSMA, Farnell 2293854, Molex 73251-2200 right angle SMA\nBNC, Farnell 1076295, Amphenol B6252HB-NPP3G-50
 Text Notes 2350 1550 0    60   ~ 0
 Murata TZB4-B footprint
 Text Notes 2350 3450 0    60   ~ 0
@@ -491,7 +489,7 @@ Connection ~ 4550 1050
 Text Notes 950  3000 0    60   ~ 0
 Adjust C-trimmer for zero output-skew\nbetween channels.\noutput tunes ca 60-80 ps/pF\n10 pF trimmer-cap gives >500 ps tuning range which is suffificent
 Text Notes 6050 800  0    60   ~ 0
-9-16 on connector side of chip
+pins 9-16 on connector side of chip
 Wire Wire Line
 	6250 950  6250 1100
 Wire Wire Line