EN-32
ISSUE
DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No. DESCRIPTION OF CHANGE
L297 CT4 L Channel.SchDoc
AMP022 Amp L
Contact Engineer:
L297CT
06/01/2020
INITIALS
Printed:
5 10Sheet of
Notes:
Contact Tel: 01223 203201Jon Henderson
A & R Cambridge Ltd.
Cambridge CB25 9QE
Waterbeach
A3
ARCAM
AGND
Op Amp Decoupling
50V
C4043
100N
50V
C4044
100N
50V
C4046
100N
50V
C4047
100N
50V
C4042
10UF
50V
C4045
10UF
+9V
-9V
LIN
RV4000
1K
AGND
AGND
TR4005
BC856B
100V
C4014
82P
AGND
TR4023
BC846B
100V
C4030
82P
TR4002
2SC2690A
TR4021
KSA1220A
TR4001
MMBTA42L
TR4024
MMBTA9 2L
0W125
R4027
33R
0W125
R4095
33R
0W125
R4042
560R
0W125
R4071
560R
0W125
R4029
10R
0W125
R4091
10R
0W125
R4108
22R
0W125
R4011
22R
TR4003
2SC2690A
TR4018
KSA1220A
D4006
S1D
D4010
S1D
63V
C4008
22UF
63V
C4033
22UF
100V
C4005
1uF
100V
C4032
1uF
+VLIFT
-VLIFT
2W
R4053
0.18R
2W
R4063
0.18R
2W
R4062
0.18R
2W
R4052
0.18R
2W
R4051
0.18R
2W
R4061
0.18R
0W5
R4034
1R0
AGND
0W063
R4004
10K
AGND
D4000
BAV99
ERR +VE
ERR -VE
100V
C4001
470N
20C/W
HS4000A
5400-9130+0
20C/W
HS4001A
5400-9130+0
TR4014A
NJL1302DG
TR4014B
NJL1302DG
0W5
R4085
1R0
0W125
R4066
100K
0W125
R4081
100K
1206
FS4000
7.0A
1206
FS4001
7.0A
GND_L
1 2
8mm
J4000
LINK
12
8mm
J4002
LINK
12
8mm
J4003
LINK
1 2
8mm
J4004
LINK
12
8mm
J4005
LINK
12
8mm
J4007
LINK
1 2
8mm
J4001
LINK
NF
AGND
100V
C4024
100N
100V
C4020
100N
FILM
OUT L
1
2
M20-973
CON4000
HARWIN
SHORT L
SHORT L
TR4000
MMBTA42L
Bias measurement
ERR +VE
ERR -VE
BIAS L+
BIAS L-
BIAS L+
BIAS L-
D4003
NSR1020
D4012
NSR1020
-9V
+9V
D4004
NSR1020
+9V
50V
C4007
100N
AGND
50V
C4012
100N
5V6
DZ4000
BZX84C
0W125
R4040
220K
AGND
+9V
-9V
50V
C4037
100N
5V6
DZ4003
BZX84C
25V
C4035
1UF
25V
C4013
1UF
AGND
5
34
TR4010B
BC8 46BD
2
61
TR4010A
BC8 46BD
2
61
TR4012A
BC8 46BD
5
34
TR4012B
BC8 46BD
2
61
TR4022A
BC8 46BD
2
61
TR4020A
BC8 46BD
43
5
TR4004A
BC8 56BD
43
5
TR4007A
BC8 56BD
16
2
TR4016B
BC8 56BD
43
5
TR4016A
BC8 56BD
43
5
TR4019A
BC8 56BD
16
2
TR4019B
BC8 56BD
16
2
TR4007B
BC856BD
5
34
TR4022B
BC846BD
5
34
TR4020B
BC8 46BD
16
2
TR4004B
BC856BD
100V
C4009
1N0
AGND
-9V
AGND
0W125
R4099
220K
AGND
TR4017
KSC3503
TR4011
KSA1381
0W25
R4005
68R
0W25
R4115
68R
TR4009
BC846B
TR4008
BC856B
TR4015
BC846B
TR4013
BC856B
50V
C4021
10UF
50V
C4018
10UF
0W25
R4035
12K
0W25
R4087
12K
0W25
R4033
12K
0W25
R4089
12K
D4005
BAS21LT1
D4009
BAS21LT1
27V
DZ4001
GLZ
27V
DZ4002
GLZ
D4007 B AV199D4008 B AV199
100V
C4002
220UF
100V
C4039
220UF
0W1
0.10%
R4057
1K0
50V
C4016
470P
D4001
NSR1020
D4014
NSR1020
0W25
R4045
68R
0W25
R4067
68R
NF
NF
NF
50V
C4010
22N
50V
C4029
22N
100V
C4019
150P
100V
C4028
150P
100V
C4017
33P
100V
C4027
33P
D4013
NSR1020
RED LED 4001
0603
RED LED 4000
0603
0W125
Thin Film
R4041
1K8
0W063
R4069
68R
0W063
R4070
68R
0W063
R4097
1K5
0W063
R4017
1K5
0W063
R4008
5K1
0W063
R4009
15K
0W063
R4012
20K
0W063
R4064
15K
50V
C4015
100N
0W063
R4106
360R
0W063
R4111
360R
50V
C4038
100N
0W063
R4100
4K7
50V
C4040
1N0
0W063
R4112
1K5
50V
C4031
100N
0W063
R4072
1K5
0W063
R4082
68R
0W063
R4083
68R
0W063
R4038
4K7
0W125
R4093
6K8
0W125
R4058
6K8
0W063
R4107
1K5
0W063
R4105
68R
0W063
R4110
1K0
0W063
R4114
47R
0W063
R4109
100R
100V
C4041
1uF
50V
C4034
1N0
AGND
0W063
R4068
0R0
0W063
R4055
0R0
0W063
R4056
0R0
0W063
R4025
1K0
0W063
R4031
68R
0W063
R4026
47R
0W125
R4096
10K
0W125
R4039
10K
0W063
R4030
100R
100V
C4006
1uF
AGND
50V
C4011
1N0
NF
NF
0W063
R4015
10R
0W063
R4103
10R
0W063
R4080
220R
NF
0W063
R4016
10R
0W063
R4104
10R
100V
C4036
220N
100V
C4004
220N
0W063
R4028
220R
0W063
R4092
220R
0W063
R4101
3K3
0W063
R4020
3K3
0W063
R4046
0R0
0W063
R4048
0R0
0W063
R4032
1K0
0W063
R4084
1K0
0W063
R4043
430R
0W063
R4074
430R
0W063
R4044
2K7
0W063
R4075
2K7
0W063
R4002
10K
0W063
R4007
10K
0W063
R4001
10K
0W063
R4000
4K7
0W063
R4037
330R
0W063
R4077
330R
0W25
R4065
2K7
0W25
R4078
2K7
0W063
R4024
1K5
0W063
R4094
20R
TH4001100R@25C
TH4000
47k@25C
TH4002
47k@25C
NF
NF
NF
NF
NFNF
NF
0W5
R4098
0R47
0W5
R4019
0R47
1W
R4116
47R
1W
R4006
47R
1W
R4036
1K5
1W
R4090
1K5
2W
R4073
3R3
TR4006A
NJL3281DG
TR4006B
NJL3281DG
AGND
AGND
0W1
0.10%
R4088
1K0
+50V FS
-50V FS
6
5
7
IC4000B
OPA1652AIDR
AMP LEFT
AMP LEFT
OUT L
GND LIFT
GND LIFT
GND_DEC
GND_DEC
GND_DEC
GND_DEC
100V
C4000
1uF
0W125
R4003
3M3
PLD
PLD
NLD
NLD
TR4025
MMBTA42L
0W125
R4076
47K
+50V FS
0W125
R4086
47K
TR4026
MMBTA9 2L
-50V FS
+50V FS
-50V FS
0W063
R4102
47R
D4011
BAS21HT1G
0W063
R4021
47R
D4002
BAS21HT1G
50V
C4023
22UF
0W125
Thin Film
R4013
15K
0W125
Thin Film
R4014
15K
0W125
Thin Film
R4054
3K0
0W063
R4022
270R
0W063
R4023
3K3
100V
C4022
22P
100V
C4025
22P
0W063
R4079
180R
0W063
R4047
10R
0W125
R4010
10K
0W063
R4049
4R7
0W063
R4059
4R7
0W063
R4050
330R
0W063
R4060
330R
6
5
7
IC4001B
OPA1652AIDR
19_E016 PK 12/06/19 DV release C.0
P4003 P4004
P4005
P4006
P4001
P4000
P4021 P4022
P4057
P4061
P4070
P4066
P4065
P4073 P4074
P4069
P4071
P4068
P4047
P4024
P4013P4014
P4008
P4009
P4007
P4016
P4042
P4035
P4027 P4028
P4038
P4037
P4025
P4045
P4049
P4058
P4062
P4075
P4072
P4043
P4015
P4067
P4059
P4023
P4019
P4018
P4063
P4060
P4055
P4029
P4026
P4056
P4053
P4032
P4010
P4011
P4077
P4078
P4030
P4054
P4041
P4031
P4051
P4050
P4033
P4040
P4046
P4036
P4048
P4052
P4002
P4020
P4039
P4086
P4089
P4091
P4093
P4034
P4044
P4076
P4081 P4082
P4083
P4084
P4090
P4092
P4094
P4095
P4064
P4079 P4080
P4087 P4088
P4012
P4096
P4097
P4017
100V
C4003
10P
0W063
R4018
8K2
0W063
R4113
8K2
19_E028 PK 12/06/19 LPP BoM release 1.0
19_E038 PK 12/11/19 None to this sheet 2.0
0W125
R4117
100K
19_E041 PK 23/12/19 Add R4117 3.0
20_E001 PK 06/01/20 PCB change only 4.0
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