Circuit Diagrams and PWB Layouts
10.
10-2-2
Bolton Cu23b - 715G7085 - DCDC
19800_530.eps
DCDC
O02
O02
2015-04-07
4
715G7085
DCDC
+1V2-MGT
+12V
+1V5
+3V3
+5V
+1V5
+3V3
+5V-LDM
+12V
+3V3
SENSE+1V2-MGT
+1V5
+1V2-MGT
+5V-LDM ( for 9800 set with local diming )
FB4200
30R 1A
FB4200
30R 1A
1
2
C4224
22UF 6.3V
C4224
22UF 6.3V
R4217
1M
R4217
1M
R4202
12K +-1
%
1/16W
R4202
12K +-1
%
1/16W
FB4202
NC/30R 1A
FB4202
NC/30R 1A
1
2
TP3668
TP3668
C4225
22UF 6.3V
C4225
22UF 6.3V
C4209
100N16V
C4209
100N16V
R4205
NC/120K 1/16W 5%
R4205
NC/120K 1/16W 5%
R4206
1 OHM 5% 1/16W
R4206
1 OHM 5% 1/16W
C4218
22UF 6.3V
C4218
22UF 6.3V
FB4203
30R 1A
FB4203
30R 1A
1
2
C4206
10UF 16V
C4206
10UF 16V
C4227
100NF 25V
C4227
100NF 25V
U4201
RT7277GSP
U4201
RT7277GSP
EN
1
FB
2
PVCC
3
SS
4
GND
5
SW
6
BOOT
7
VIN
8
GND
9
R4210
1M 1/16W
R4210
1M 1/16W
C4210
NC/100pF 50V
C4210
NC/100pF 50V
C4207
10UF 16V
C4207
10UF 16V
R4212
150K 1
%
R4212
150K 1
%
R
4211
100K 1/16W
R
4211
100K 1/16W
C4220
100N16V
C4220
100N16V
C420
8
NC/10UF 16V
C420
8
NC/10UF 16V
RP4200
NC/22R
RP4200
NC/22R
1
2
3
4
8
7
6
5
R4213
NC/120K 1/16W 5%
R4213
NC/120K 1/16W 5%
C4217
NC/1nF 25V
C4217
NC/1nF 25V
R4208
NC/22K 1/16W
R4208
NC/22K 1/16W
R4200
NC/27K 1/16W 5%
R4200
NC/27K 1/16W 5%
U4200
RT9025-12GSP
U4200
RT9025-12GSP
PGOOD
1
EN
2
VIN
3
VDD
4
NC
5
VOUT
6
ADJ
7
GND
8
GND
9
C4212
100N16V
C4212
100N16V
C4201
NC/1nF 50V
C4201
NC/1nF 50V
C422
8
10UF 16V
C422
8
10UF 16V
R4207
47K +-1% 1/16W
R4207
47K +-1% 1/16W
C4234
NC/100pF 50V
C4234
NC/100pF 50V
L4200
1.5uH
L4200
1.5uH
C4216
10UF 16V
C4216
10UF 16V
U4202
RT7277GSP
U4202
RT7277GSP
EN
1
FB
2
PVCC
3
SS
4
GND
5
SW
6
BOOT
7
VIN
8
GND
9
C4214
2.2nF 50V
C4214
2.2nF 50V
C4200
NC/1nF 50V
C4200
NC/1nF 50V
C4229
10UF 16V
C4229
10UF 16V
R
4204
12K +-1
%
1/16W
R
4204
12K +-1
%
1/16W
C4215
1uF 10V
C4215
1uF 10V
C4202
22UF 6.3V
C4202
22UF 6.3V
C42
3
0
NC/10UF 16V
C42
3
0
NC/10UF 16V
R4214
NC/27K 1/16W 5%
R4214
NC/27K 1/16W 5%
RP4201
NC/22R
RP4201
NC/22R
1
2
3
4
8
7
6
5
C421
3
1U
F16V
C421
3
1U
F16V
C4203
22UF 6.3V
C4203
22UF 6.3V
C42
3
1
100N
16V
C42
3
1
100N
16V
R4203
2.2K 1/16W
R4203
2.2K 1/16W
FB4201
NC/30R 1A
FB4201
NC/30R 1A
1
2
TP3667
TP3667
C4221
NC/1nF 50V
C4221
NC/1nF 50V
R4215
22K 1
%
R4215
22K 1
%
C42
3
2
2.2nF 50V
C42
3
2
2.2nF 50V
C4219
1nF 50V
C4219
1nF 50V
C4204
22UF 6.3V
C4204
22UF 6.3V
TP3795
TP3795
L4201
3.6uH
L4201
3.6uH
C4222
NC/1nF 50V
C4222
NC/1nF 50V
C42
33
1UF16V
C42
33
1UF16V
+
C4205
NC/100uF 25V
+
C4205
NC/100uF 25V
R4216
2.2K 1/16W
R4216
2.2K 1/16W
R4209
22K 1/16W
R4209
22K 1/16W
C4223
22UF 6.3V
C4223
22UF 6.3V
R4
2
0
1
33
0K +-5
%
1/16W
R4
2
0
1
33
0K +-5
%
1/16W
C4211
100NF 25V
C4211
100NF 25V