Lcd-Power-Inverter Oz9938 Top245 Sch
Click here to load reader
-
Upload
david-ocampo-gonzalez -
Category
Documents
-
view
145 -
download
31
Transcript of Lcd-Power-Inverter Oz9938 Top245 Sch
-
34
6. Inverter
C515NC
R51522K
OVP2
C5132.2n/50V
+C522150uF/35V
C5022.2n/50V
R52422K 1%
R51622K
U502
AP9971GD
1234 5
678S1
G1S2G2 D2
D2D1D1
R5100R
C51633nF/50V
C52410P/3KV
D504BAV70/SOT
Q501NC
+5V
C531NC
R5173.3K
R52333K 1%
CPT
C5072.2u/25V
R5013M/3kv
C530680P/50V
INL
R528NC
R5131M
T502EEL-19 24:24:2400
1
4
3
6
8
7
BRIGHTNESS
R518100K
OVP1
200R
+5V
R509
+5V
CN501
H
L
D5061N4148W
D502BAV99
12
3
C503NC
200R
OLP1
R531
NC
R5023.3K
C5112.2u/25V
C5100.068u/50V
R538604K 1%
C5275P/3KV
R50833R
C512
33n/50V
R5033M/3KV
VCC5V
C5142.2n/50V
R53410K 1%
C523680P/50V
C50833n/50V
C5255P/3KV
OLP2
OVP1
R51210K
C5012.2n/50V
C52610P/3KV
R52610K
C5064.7n/50V
R514100K
OVP2
D503BAV70/SOT
R5301M
D501BAV99
12
3
C5050.01u/50V
R53233R
OLP1
CN503
H
L
CN504
H
L
C529470P/50V
R507NC
R5043.3K
R5273.3M 1%
ZD501NC
U501
AP9971GD
1234 5
678S1
G1S2G2 D2
D2D1D1
ON/OFF
+12V
IC501
OZ9938GN
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16DRV1
VDDA
TIMER
DIM
ISEN
VSEN
OVPT
NC NC
ENA
LCT
SSTCMP
CT
GNDA
DRV2
PGND
CN502
H
L
R50633R
R52133R 1/4W
OLP2
T501EEL-19 24:24:2400
1
4
3
6
8
7
R520
3.3K
LPL
R5291M
R53333R
Item
R52239K 1%
+5V
R509200R 1%
+ C509150uF/35V
220R
R5110R
D505
BAW56W
R519100K
C504
1n/50V
7. Power
AdministradorSticky NoteSI NO QUEREMOS CAMBIARLA LAMPARA ES NECESARIO ENGAAR LAS PROTECCIONES DELOZ Y UNA DE LAS FORMAS ES COLOCAR UN VOLTAJE DE 3 VOLTIOS EN EL PIN7CORTESIA DE ELECTRONICA Y SISTEMAS CALI
Prueba:intercambie los conectores de las lamparas, si no se apagan una de las lamparas est mala: CRUZAR LOS CONECTORES DE LAS LAMPARAS, SI NO SE APAGA UNA DE LAS LAMPARAS ESTA MALA