ViewSonic Corporation
Confidential - Do Not Copy
VA902-3_VA902b-3
10. Schematic Diagrams
TO-263
3v3
add heat piece
SOT-223
VCC_1v8
VCC5V--(5,6)
VCC_3v3
I103
AP1117T18
3
2
1
VI
VO
GND
R139
1w1ohm
C148
NC
C145
NC
+
C141
100uF/16V
+
C144
100uF/16V
I104
AP1084T33
3
2
1
VI
VO
GND
VCC_3v3
(3, 4,6 )
VCC_1v8
( 4 )
10.1. DC - DC
59
Summary of Contents for VA902-3
Page 57: ...ViewSonic Corporation Confidential Do Not Copy VA902 3_VA902b 3 54 ...
Page 71: ...11 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy VA902 3_VA902b 3 68 ...
Page 72: ...11 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy VA902 3_VA902b 3 69 ...
Page 73: ...11 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy VA902 3_VA902b 3 70 ...