EESchema Schematic File Version 4
LIBS:macintosh-portable-cache
EELAYER 29 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 6
Title "Macintosh Portable 12V Generator Circuit"
Date "2019-06-16"
Rev "0.15"
Comp "https://oldcrap.org"
Comment1 "Author: Pawel Pieczul"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Regulator_SwitchedCapacitor:LT1070CT VR1
U 1 1 5CFABAF3
P 5200 4200
F 0 "VR1" H 5400 4800 50  0000 C CNN
F 1 "LT1070CT" H 5500 4700 50  0000 C CNN
F 2 "" H 5300 4100 50  0001 C CNN
F 3 "" H 5300 4100 50  0001 C CNN
	1    5200 4200
	1    0    0    -1  
$EndComp
Text HLabel 4850 2900 0    50   Input ~ 0
VR1-Vin
Text Notes 4450 2800 0    50   ~ 0
From Q14,Q15 drain
$Comp
L Device:L L7
U 1 1 5CFAE7CB
P 5800 3200
F 0 "L7" V 5990 3200 50  0000 C CNN
F 1 "?" V 5899 3200 50  0000 C CNN
F 2 "" H 5800 3200 50  0001 C CNN
F 3 "~" H 5800 3200 50  0001 C CNN
	1    5800 3200
	0    1    -1   0   
$EndComp
$Comp
L Device:R_US R41
U 1 1 5CFB11ED
P 6150 4350
F 0 "R41" V 5945 4350 50  0000 C CNN
F 1 "21.5k" V 6036 4350 50  0000 C CNN
F 2 "" V 6190 4340 50  0001 C CNN
F 3 "~" H 6150 4350 50  0001 C CNN
	1    6150 4350
	0    1    1    0   
$EndComp
Wire Wire Line
	5600 4350 5850 4350
Wire Wire Line
	6300 4350 6400 4350
$Comp
L Device:R_US R40
U 1 1 5CFB294D
P 5850 4650
F 0 "R40" H 5782 4604 50  0000 R CNN
F 1 "2.49k" H 5782 4695 50  0000 R CNN
F 2 "" V 5890 4640 50  0001 C CNN
F 3 "~" H 5850 4650 50  0001 C CNN
	1    5850 4650
	-1   0    0    1   
$EndComp
Wire Wire Line
	5850 4500 5850 4350
Connection ~ 5850 4350
Wire Wire Line
	5850 4350 6000 4350
$Comp
L Device:D D1
U 1 1 5CFAFECC
P 6400 4200
F 0 "D1" V 6400 4121 50  0000 R CNN
F 1 "?" V 6355 4121 50  0001 R CNN
F 2 "" H 6400 4200 50  0001 C CNN
F 3 "~" H 6400 4200 50  0001 C CNN
	1    6400 4200
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6400 4050 6400 4000
$Comp
L power:GND #PWR?
U 1 1 5CFB4D5B
P 5200 5050
F 0 "#PWR?" H 5200 4800 50  0001 C CNN
F 1 "GND" H 5205 4877 50  0000 C CNN
F 2 "" H 5200 5050 50  0001 C CNN
F 3 "" H 5200 5050 50  0001 C CNN
	1    5200 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
	5850 4800 5850 4950
$Comp
L Device:CP1 C6
U 1 1 5CFB58B7
P 6400 4650
F 0 "C6" H 6515 4696 50  0000 L CNN
F 1 "100uF" H 6515 4605 50  0000 L CNN
F 2 "" H 6400 4650 50  0001 C CNN
F 3 "~" H 6400 4650 50  0001 C CNN
	1    6400 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	5850 4950 6400 4950
Wire Wire Line
	6400 4950 6400 4800
Connection ~ 5850 4950
Wire Wire Line
	6400 4500 6400 4350
Connection ~ 6400 4350
$Comp
L macintosh-portable:IRF9020 Q21
U 1 1 5CFB719D
P 7600 4450
F 0 "Q21" H 7806 4404 50  0000 L CNN
F 1 "IRF9020" H 7806 4495 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:TO-252-3_TabPin2" H 7800 4375 50  0001 L CIN
F 3 "https://www.datasheetarchive.com/pdf/download.php?id=2891a165ef23b8154bf0469e6f3b5ab679d1db&type=M&term=IRFR9020" H 7600 4450 50  0001 L CNN
	1    7600 4450
	1    0    0    1   
$EndComp
$Comp
L Device:R_US R21
U 1 1 5CFBA01C
P 7150 4200
F 0 "R21" H 7218 4246 50  0000 L CNN
F 1 "100k" H 7218 4155 50  0000 L CNN
F 2 "" V 7190 4190 50  0001 C CNN
F 3 "~" H 7150 4200 50  0001 C CNN
	1    7150 4200
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 4350 7150 4450
Wire Wire Line
	7150 4450 7400 4450
Wire Wire Line
	7150 4050 7150 4000
Wire Wire Line
	7150 4000 6400 4000
Connection ~ 6400 4000
Wire Wire Line
	7150 4000 7700 4000
Wire Wire Line
	7700 4000 7700 4250
Connection ~ 7150 4000
Text HLabel 8100 4850 2    50   Output ~ 0
SCSI+12V
Wire Wire Line
	8100 4850 7700 4850
Wire Wire Line
	7700 4850 7700 4650
Text HLabel 8100 4000 2    50   Output ~ 0
FDD+12V
Wire Wire Line
	8100 4000 7700 4000
Connection ~ 7700 4000
Text Notes 8100 5100 0    50   ~ 0
To SCSI 34-pin\nconnector
Text Notes 8100 4250 0    50   ~ 0
To both FDD\nconnectors
Wire Wire Line
	7150 4450 7150 5100
Connection ~ 7150 4450
Text Notes 7150 5200 0    50   ~ 0
?
Wire Wire Line
	5200 4700 5200 4950
Wire Wire Line
	5200 4950 5850 4950
$Comp
L Device:R_US R38
U 1 1 5CFBEA6D
P 3900 3400
F 0 "R38" H 3832 3354 50  0000 R CNN
F 1 "100k" H 3832 3445 50  0000 R CNN
F 2 "" V 3940 3390 50  0001 C CNN
F 3 "~" H 3900 3400 50  0001 C CNN
	1    3900 3400
	-1   0    0    1   
$EndComp
Wire Wire Line
	4850 2900 5200 2900
$Comp
L Device:R_US R37
U 1 1 5CFC1324
P 3900 3900
F 0 "R37" H 3832 3854 50  0000 R CNN
F 1 "75k" H 3832 3945 50  0000 R CNN
F 2 "" V 3940 3890 50  0001 C CNN
F 3 "~" H 3900 3900 50  0001 C CNN
	1    3900 3900
	-1   0    0    1   
$EndComp
$Comp
L Device:CP1 C4
U 1 1 5CFC3028
P 3500 3900
F 0 "C4" H 3615 3946 50  0000 L CNN
F 1 "1uF" H 3615 3855 50  0000 L CNN
F 2 "" H 3500 3900 50  0001 C CNN
F 3 "~" H 3500 3900 50  0001 C CNN
	1    3500 3900
	1    0    0    -1  
$EndComp
$Comp
L Device:Q_PNP_BCE Q3
U 1 1 5CFC497D
P 4250 4100
F 0 "Q3" V 4485 4100 50  0000 C CNN
F 1 "P2A" V 4576 4100 50  0000 C CNN
F 2 "" H 4450 4200 50  0001 C CNN
F 3 "~" H 4250 4100 50  0001 C CNN
	1    4250 4100
	0    -1   1    0   
$EndComp
Wire Wire Line
	3900 4200 4050 4200
Wire Wire Line
	3500 4050 3500 4200
Wire Wire Line
	5600 4000 6400 4000
Wire Wire Line
	3500 3750 3500 3600
Wire Wire Line
	3500 3600 3900 3600
Wire Wire Line
	3900 3550 3900 3600
Connection ~ 3900 3600
Wire Wire Line
	3900 3600 3900 3750
Wire Wire Line
	4250 3600 4250 3900
Wire Wire Line
	3900 3600 4250 3600
Wire Wire Line
	3900 4050 3900 4200
Connection ~ 3900 4200
Wire Wire Line
	3900 4200 3500 4200
Wire Wire Line
	3900 3250 3900 3200
Wire Wire Line
	3900 3200 5200 3200
Wire Wire Line
	5200 2900 5200 3200
Connection ~ 5200 3200
Wire Wire Line
	5200 3200 5200 3700
Wire Wire Line
	6400 3200 5950 3200
Wire Wire Line
	6400 3200 6400 4000
Wire Wire Line
	5650 3200 5200 3200
Wire Wire Line
	4450 4200 4600 4200
Wire Wire Line
	3900 4200 3900 4950
Wire Wire Line
	3900 4950 4600 4950
Connection ~ 5200 4950
$Comp
L Device:R_US R39
U 1 1 5D002B34
P 4600 4400
F 0 "R39" H 4532 4354 50  0000 R CNN
F 1 "1k" H 4532 4445 50  0000 R CNN
F 2 "" V 4640 4390 50  0001 C CNN
F 3 "~" H 4600 4400 50  0001 C CNN
	1    4600 4400
	-1   0    0    1   
$EndComp
$Comp
L Device:CP1 C5
U 1 1 5D0034A1
P 4600 4750
F 0 "C5" H 4715 4796 50  0000 L CNN
F 1 "1uF" H 4715 4705 50  0000 L CNN
F 2 "" H 4600 4750 50  0001 C CNN
F 3 "~" H 4600 4750 50  0001 C CNN
	1    4600 4750
	1    0    0    -1  
$EndComp
Wire Wire Line
	4600 4250 4600 4200
Connection ~ 4600 4200
Wire Wire Line
	4600 4200 4800 4200
Wire Wire Line
	4600 4550 4600 4600
Wire Wire Line
	4600 4900 4600 4950
Connection ~ 4600 4950
Wire Wire Line
	4600 4950 5200 4950
Wire Wire Line
	5200 4950 5200 5050
$EndSCHEMATC