From: Uwe Hermann Date: Fri, 8 Sep 2017 11:39:35 +0000 (+0200) Subject: schematics: Change LDO to Micrel MIC5504. X-Git-Url: http://sigrok.org/gitweb/?p=fx2grok.git;a=commitdiff_plain;h=f679d67fe0c5db430f7b454f8e1a5005ca3d57a8 schematics: Change LDO to Micrel MIC5504. 300mA should be enough, and this one is cheaper and we can also drop one of the capacitors as well. --- diff --git a/hardware/fx2grok-tiny/fx2grok-tiny.sch b/hardware/fx2grok-tiny/fx2grok-tiny.sch index becd35a..81f40b4 100644 --- a/hardware/fx2grok-tiny/fx2grok-tiny.sch +++ b/hardware/fx2grok-tiny/fx2grok-tiny.sch @@ -149,25 +149,14 @@ F 3 "" H 4800 6200 60 0001 C CNN -1 0 0 1 $EndComp $Comp -L C C15 -U 1 1 4FCAA86B -P 10250 5800 -F 0 "C15" H 10300 5900 50 0000 L CNN -F 1 "100nF" H 10000 5700 50 0000 L CNN -F 2 "SM0402" H 10250 5800 60 0001 C CNN -F 3 "" H 10250 5800 60 0001 C CNN - 1 10250 5800 - 1 0 0 -1 -$EndComp -$Comp L C C16 U 1 1 4FCAA863 -P 10550 5800 -F 0 "C16" H 10600 5900 50 0000 L CNN -F 1 "2.2uF" H 10600 5700 50 0000 L CNN -F 2 "SM0402" H 10550 5800 60 0001 C CNN -F 3 "" H 10550 5800 60 0001 C CNN - 1 10550 5800 +P 10350 5800 +F 0 "C16" H 10400 5900 50 0000 L CNN +F 1 "1uF" H 10400 5700 50 0000 L CNN +F 2 "SM0402" H 10350 5800 60 0001 C CNN +F 3 "" H 10350 5800 60 0001 C CNN + 1 10350 5800 1 0 0 -1 $EndComp $Comp @@ -186,7 +175,7 @@ L MIC5319 U2 U 1 1 4FCAA78E P 9550 5450 F 0 "U2" H 9750 5150 60 0000 C CNN -F 1 "MIC5319" H 9550 5700 60 0000 C CNN +F 1 "MIC5504" H 9550 5700 60 0000 C CNN F 2 "SOT23-5" H 9200 4800 60 0001 C CNN F 3 "" H 9550 5450 60 0001 C CNN 1 9550 5450 @@ -806,12 +795,12 @@ $EndComp $Comp L +3.3V #PWR40 U 1 1 5963B0F1 -P 10550 5300 -F 0 "#PWR40" H 10550 5150 50 0001 C CNN -F 1 "+3.3V" H 10550 5440 50 0000 C CNN -F 2 "" H 10550 5300 50 0000 C CNN -F 3 "" H 10550 5300 50 0000 C CNN - 1 10550 5300 +P 10350 5300 +F 0 "#PWR40" H 10350 5150 50 0001 C CNN +F 1 "+3.3V" H 10350 5440 50 0000 C CNN +F 2 "" H 10350 5300 50 0000 C CNN +F 3 "" H 10350 5300 50 0000 C CNN + 1 10350 5300 1 0 0 -1 $EndComp Wire Wire Line @@ -832,11 +821,9 @@ Wire Wire Line 10100 1300 10100 1400 Connection ~ 1350 1800 Wire Wire Line - 1350 1700 1350 1800 + 1350 1800 1350 1700 Wire Wire Line - 10150 5400 10550 5400 -Wire Wire Line - 10250 5550 10150 5550 + 10150 5400 10350 5400 Wire Wire Line 4600 4400 4500 4400 Wire Wire Line @@ -858,30 +845,30 @@ Wire Wire Line Wire Wire Line 4600 3800 4500 3800 Wire Wire Line - 5900 5500 5900 5300 + 5900 5300 5900 5500 Connection ~ 5700 5400 Wire Wire Line - 5700 5300 5700 5400 + 5700 5400 5700 5300 Connection ~ 5900 5400 Connection ~ 6200 5400 Wire Wire Line - 6200 5300 6200 5400 + 6200 5400 6200 5300 Wire Wire Line 5900 1900 5900 2100 Connection ~ 5700 2000 Wire Wire Line - 5700 2100 5700 2000 + 5700 2000 5700 2100 Connection ~ 5900 2000 Connection ~ 6200 2000 Wire Wire Line - 6200 2100 6200 2000 + 6200 2000 6200 2100 Wire Wire Line 2250 1100 2050 1100 Wire Wire Line - 2250 900 2050 900 + 2050 900 2250 900 Connection ~ 2150 1800 Wire Wire Line - 2150 1900 2150 1300 + 2150 1300 2150 1900 Wire Wire Line 2150 1300 2050 1300 Wire Wire Line @@ -889,7 +876,7 @@ Wire Wire Line Wire Wire Line 9550 5950 9550 6050 Connection ~ 8800 5400 -Connection ~ 10550 5400 +Connection ~ 10350 5400 Wire Wire Line 2250 1000 2050 1000 Wire Wire Line @@ -953,7 +940,7 @@ Connection ~ 8900 5400 Wire Wire Line 8700 5400 9000 5400 Wire Wire Line - 1450 1700 1450 1800 + 1450 1800 1450 1700 Connection ~ 1450 1800 Wire Wire Line 1250 1700 1250 1800 @@ -1058,33 +1045,16 @@ Wire Wire Line Wire Wire Line 4550 6200 4550 6300 Wire Wire Line - 10250 5550 10250 5650 -Wire Wire Line - 10250 5950 10250 6050 -Wire Wire Line - 10550 5650 10550 5300 -Wire Wire Line - 10550 5950 10550 6050 + 10350 5300 10350 5650 $Comp L GND #PWR41 U 1 1 5962E127 -P 10550 6050 -F 0 "#PWR41" H 10550 5800 50 0001 C CNN -F 1 "GND" H 10550 5900 50 0000 C CNN -F 2 "" H 10550 6050 50 0000 C CNN -F 3 "" H 10550 6050 50 0000 C CNN - 1 10550 6050 - 1 0 0 -1 -$EndComp -$Comp -L GND #PWR39 -U 1 1 5962E1AA -P 10250 6050 -F 0 "#PWR39" H 10250 5800 50 0001 C CNN -F 1 "GND" H 10250 5900 50 0000 C CNN -F 2 "" H 10250 6050 50 0000 C CNN -F 3 "" H 10250 6050 50 0000 C CNN - 1 10250 6050 +P 10350 6050 +F 0 "#PWR41" H 10350 5800 50 0001 C CNN +F 1 "GND" H 10350 5900 50 0000 C CNN +F 2 "" H 10350 6050 50 0000 C CNN +F 3 "" H 10350 6050 50 0000 C CNN + 1 10350 6050 1 0 0 -1 $EndComp $Comp @@ -1220,4 +1190,7 @@ F 3 "" H 1750 2950 50 0000 C CNN 1 1750 2950 1 0 0 -1 $EndComp +NoConn ~ 10150 5550 +Wire Wire Line + 10350 5950 10350 6050 $EndSCHEMATC