ViewSonic VS11425 - Page 51

8.9. INVERTER
VIN : 13V+/-10%
PWM : 0V---3.3V, 100%---40% PWM pulse. 100% maximum brightness; 40% minimum brightness
ON: 0V---1.0V / OFF: 2.0V---5.0V
NPO
1206 1206
1808
1808
1808
1808
1808
1808
1808
1808
1808
1808
1808
1808
1206
1206
<1.5V PWM or Burst mode
R945/19.6K R902/NC R903/17.8K R906/270K PWM
R946/30.1K R902/110K R903/10.7K R906/NC Burst mode
VIN
5.0V
5.0V
PAGE 1 DIM
PAGE 1 ON / OFF
PAGE 1 12V
R905
3.3M
C902
103P
12
R950
47K
R926
39K
C917
0.1uF
12
R942
0R
R934
10K
+ C944
470uF/25V
R945
19.6K F
D909
BAV70
C951
NC
1 2
Q909
2N3904
R916
5.1K
Q914
2N3904
R930
10k
D906
BAV99
1 3
2
C914
NC
12
D904
BAV99
1 3
2
Q912
2N7002
L901
DR
C911
2.2u
12
C935
102P NPO
12
C915
NC
12
R931
10K
Q905
2N3904
R914
5.1K
Q911
2N3904
C937
102P NPO
12
HV
T903
1 7
4 5
C949
103P
12
R946
NC
R933
10K
R935
649 F
R901
105K F
+ C901
47uF/25V
R960
0.01uF
R923
39K
R958
NC
HV
T901
1 7
4 5
P902
CON2
1
2
P901
CON5
1
2
4
5
C926
5.6P 3KV NPO
12
C933
102P NPO
12
S
G2
DS
D
D
G1 D
Q904
AM4502
1
2
3
4
6
5
7
8
C952
NC
1 2
P903
CON5
1
2
4
5
R932
10K
R924
39K
R941
0R
C909
103P
12
R955
220K
HV
T906
1 7
4 5
R959
0.01uF
C919
100P 3KV
1 2
R920
5.1k
C946
103P
12
R921
5.1K 1/4WS
I901
OZ9910
161
2
3
4 13
12
116
5
14
7
8
10
9
15
PDRV2NDRV2
PGND
NDRV1
GNDA VIN
V5000
ISENLCT
CT
HSB
DIM
ENA
CMP_SST
VSEN
PDRV1
R913
5.1K
R912
5.1K
Q906
2N3904
C910
0.033uF
1 2
R947
0R 1/4WS
R937
649F
R911
5.1K 1206
C929
5.6P 3KV NPO
12
R936
649 F
R956
1K 1/4WS
F901 JP/DIP
R902
NC
D903
BAV99
1 3
2
C922
100P 3KV
1 2
C908
0.1u
12
+
C913
470uF/25V
P904
CON3
1
2
C907
0.01uF
12
HV
T905
1 7
4 5
D905
BAV99
1 3
2
C953
NC
1 2
R908
0R 1/4WS
R944
0R
R940
649 F
R907
1M
HV
T902
1 7
4 5
R952
1K 1206
R927
39K
C918
100P 3KV
1 2
R954
NC
Q910
2N3904
S
G2
DS
D
D
G1 D
Q901
AM4502
1
2
3
4
6
5
7
8
R917
5.1K 1/4WS
R918
5.1k
C928
5.6P 3KV NPO
12
D908
BAV70
D901
BAV99
1 3
2
R957
220K
C936
102P NPO
12
R938
649 F
HV
T904
1 7
4 5
R910
5.1K
C920
100P 3KV
1 2
C924
100P 3KV
1 2
R915
5.1K
C947
103P
C923
100P 3KV
1 2
R929
10K
S
G2
DS
D
D
G1 D
Q902
AM4502
1
2
3
4
6
5
7
8
C934
102P NPO
12
C927
5.6P 3KV NPO
12
R906
270K
R948
100K 1/4WS
Q907
2N3904
R939
649 F
R904
1K 1/4WS
R953
NC
R943
0R
R919
5.1K 1/4WS
C950
NC
1 2
C931
5.6P 3KV NPO
12
C930
5.6P 3KV NPO
12
C948
103P
12
D907
BAV70
C912
103P
12
C916
0.1uF
12
C905
NC
2 1
R903
17.8K F
Q913
NC
C903
1uF
12
R922
5.1K
R928
39K
D902
BAV99
1 3
2
S
G2
DS
D
D
G1 D
Q903
AM4502
1
2
3
4
6
5
7
8
Q908
2N7002
+
C945
470uF/25V
R949
NC
C904
180P
2 1
C932
102P NPO
12
R909
5.1K
R925
39K
C906
4700P
12
48
ViewSonic Corporation Confidential - Do Not Copy VG2030wm-1
Model
Title
Date Rev:
ViewSonic Corporation
INVERTER