Tig Welder Top
1
1 2 3 4 5 6 A B C D 6 5 4 3 2 1 D C B A Title Number Revision Size Tabloid Date: 5-Mar-2005 Sheet of File: C:\Projects\Tig Welder\Tig_Welder.ddb Drawn By: 1 3 2 U105A LM324 1 3 2 U106A LM324 12 13 14 U104D LM324 R59 10K R60 10K R62 10K R82 47K TIG WELDER CONTROLLER 4 5 6 U12B 74HCT132 1 2 3 U12A 74HCT132 1 2 3 U13A 74HCT132 11 12 13 U13D 74HCT132 8 9 10 U11C 74HCT132,DIP14N 1 2 U18A 74HCT14 1 2 U20A 74HCT14 3 4 U20B 74HCT14 R48 10K R49 10K C13 100N GND 5 6 7 U105B LM324 R50 10K R53 10K C14 100N GND 10 9 8 U105C LM324 R51 10K R54 10K C15 100N GND START CURRENT MAXIMUM CURRENT END CURRENT 12 13 14 U105D LM324 R52 10K R55 10K C16 100N GND FOOT PEDAL R57 10K R58 10K +6V 7 6 1 U19A LM339 5 4 2 U19B LM339 R56 10K +6V RV2 1K +9V +3V R79 4K7 D7 1N4148 +12V +5V +5V R72 4K7 R75 4K7 Q13 2N3904 Q14 2N3904 R73 4K7 R76 4K7 GND GND R80 1K R81 1K +15V +15V R64 4K7 Q9 2N3904 R65 4K7 GND HIN LIN SD POWER SHEET tigpower.sch R63 3K9 K3 START CURRENT K4 END CURRENT +5V +5V IMAX 1 2 3 4 J6 CURRENT SENSOR GND CGND +12V Q1 2 Q4 10 Q0 3 Q3 7 Q2 4 RESET 15 CLK 14 CLKINH 13 Q5 1 Q6 5 Q7 6 Q8 9 Q9 11 CO 12 U15A CD4017, DIP16 Q1 2 Q4 10 Q0 3 Q3 7 Q2 4 RESET 15 CLK 14 CLKINH 13 Q5 1 Q6 5 Q7 6 Q8 9 Q9 11 CO 12 U16A CD4017, DIP16 4 5 6 U11B 74HCT132 1 2 3 U11A 74HCT132 R42 33K +5V +5V R43 4K7 GND GND UNIT0 UNIT1 UNIT2 UNIT3 UNIT4 UNIT5 UNIT6 UNIT7 UNIT8 UNIT9 TEN0 TEN1 TEN2 TEN3 TEN4 TEN5 TEN6 TEN7 TEN8 TEN9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 J4 CON24 1 2 3 U14A 74HCT132 8 9 10 U14C 74HCT132 UNIT0 UNIT1 UNIT2 UNIT3 UNIT4 UNIT5 UNIT6 UNIT7 UNIT8 UNIT9 TEN0 TEN1 TEN2 TEN3 TEN4 TEN5 TEN6 TEN7 TEN8 TEN9 GND R44 10K R45 10K +5V 11 12 13 U14D 74HCT132 R46 10K R47 10K +5V C11 10N C10 10N TEN9 TIMING SHEET tigtiming.sch FPCC D8 1N4148 R61 10K GAS_DWELL_P2 +24V +24V K1_COIL K2_COIL D5 1N4004 D6 1N4004 CURRENT_ON EP_FF EN_FF EN_FF EP_FF R67 4K7 Q11 2N3904 R69 4K7 GND R70 4K7 Q12 2N3904 R71 4K7 GND ST_C_ON END_C_ON C9 3U3 C12 6N8 GND GND PP1 PP2 SW1 FP1 FP2 IMAX_POT ECUR_POT SCUR_POT FOOT_POT R66 4K7 Q10 2N3904 R68 4K7 GND LED_C_ON R78 330R 4 5 6 U13B 74HCT132 8 9 10 U13C 74HCT132 Q15 2N3906 Q16 2N3906 R74 4K7 R77 4K7 +15V +15V 1 2 3 4 5 6 J5 CON6 +15V GND SD_EN PULSE OSCILLATOR SWITCHING FREQUENCY OSCILLATOR 0.3 - 10 Hz 17 kHz - 56 kHz NO_CURRENT GND TO FREQ COUNTER R1 4K7 Q1 2N3904 R2 4K7 GND LED_PULSE_FREQ R3 330R 1 2 3 4 J1 WELD FREQ +5V
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TIG welder top
Transcript of Tig Welder Top
1 2 3 4 5 6
A
B
C
D
654321
D
C
B
A
Title
Number RevisionSize
Tabloid
Date: 5-Mar-2005 Sheet of File: C:\Projects\Tig Welder\Tig_Welder.ddb Drawn By:
13
2U105A
LM324
13
2U106A
LM324
12
1314
U104D
LM324
R5910K
R60
10K
R6210K
R82
47K
TIG WELDER CONTROLLER
4
56
U12B
74HCT132
1
23
U12A
74HCT132
1
23
U13A
74HCT132
1112
13
U13D
74HCT132
89
10
U11C
74HCT132,DIP14N
1 2U18A
74HCT14
1 2U20A
74HCT14
3 4U20B
74HCT14
R48
10K
R49
10K
C13100N
GND
5
67
U105B
LM324R50
10K
R53
10K
C14100N
GND
10
98
U105C
LM324R51
10K
R54
10K
C15100N
GND
START CURRENT
MAXIMUM CURRENT
END CURRENT
12
1314
U105D
LM324R52
10K
R55
10K
C16100N
GND
FOOT PEDAL
R57
10K
R58
10K
+6V
7
61
U19A
LM339
5
42
U19B
LM339
R5610K
+6V
RV21K
+9V+3V
R794K7
D71N4148
+12V +5V
+5V
R72
4K7
R75
4K7
Q13
2N3904
Q14
2N3904
R734K7
R764K7
GND
GND
R801K
R811K
+15V
+15V
R64
4K7
Q9
2N3904R654K7
GND
HIN
LIN
SD
POWER SHEETtigpower.sch
R63
3K9
K3
START CURRENT
K4
END CURRENT
+5V +5V
IMAX
1234
J6
CU
RR
EN
T S
EN
SO
R
GNDCGND
+12V
Q1 2
Q4 10
Q0 3
Q3 7Q2 4
RESET15
CLK14
CLKINH13 Q5 1
Q6 5
Q7 6
Q8 9
Q9 11
CO 12
U15A
CD4017, DIP16
Q1 2
Q4 10
Q0 3
Q3 7Q2 4
RESET15
CLK14
CLKINH13 Q5 1
Q6 5
Q7 6
Q8 9
Q9 11
CO 12
U16A
CD4017, DIP16
4
56
U11B
74HCT132
1
23
U11A
74HCT132R42
33K
+5V +5V
R434K7
GND GND
UNIT0UNIT1UNIT2UNIT3UNIT4UNIT5UNIT6UNIT7UNIT8UNIT9
TEN0TEN1TEN2TEN3TEN4TEN5TEN6TEN7TEN8TEN9
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
J4CON24
1
23
U14A
74HCT132
89
10
U14C
74HCT132
UN
IT0
UN
IT1
UN
IT2
UN
IT3
UN
IT4
UN
IT5
UN
IT6
UN
IT7
UN
IT8
UN
IT9
TEN
0TE
N1
TEN
2TE
N3
TEN
4TE
N5
TEN
6TE
N7
TEN
8TE
N9
GND
R4410K
R4510K
+5V
1112
13
U14D
74HCT132
R4610K
R4710K
+5V
C11
10N
C10
10N
TEN9
TIMING SHEETtigtiming.sch
FPCC
D8
1N4148
R61
10KGAS_DWELL_P2
+24V +24VK1_COIL K2_COIL
D5
1N4004
D6
1N4004
CURRENT_ON
EP_FF
EN_FF
EN_FF
EP_FF
R67
4K7
Q11
2N3904R694K7
GND
R70
4K7
Q12
2N3904R714K7
GND
ST_C_ON END_C_ON
C93U3
C126N8
GND
GND
PP1
PP2
SW1
FP1
FP2
IMAX_POT
ECUR_POT
SCUR_POT
FOOT_POT
R66
4K7
Q10
2N3904R684K7
GND
LED_C_ONR78
330R
4
56
U13B
74HCT132
89
10
U13C
74HCT132
Q152N3906
Q162N3906
R74
4K7
R77
4K7
+15V
+15V
123456
J5
CON6
+15V
GND
SD_EN
PULSE OSCILLATOR
SWITCHING FREQUENCY OSCILLATOR
0.3 - 10 Hz
17 kHz - 56 kHz
NO_CURRENT
GND
TO FREQ COUNTER
R1
4K7
Q1
2N3904R24K7
GND
LED_PULSE_FREQR3
330R
1234
J1
WELD FREQ
+5V
