|
|
PDF KA2139 Data sheet ( Hoja de datos )
| Número de pieza | KA2139 | |
| Descripción | 3 CHANNEL R.G.B VIDEO AMPLIFIER | |
| Fabricantes | Samsung | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de KA2139 (archivo pdf) en la parte inferior de esta página. Total 6 Páginas | ||
|
No Preview Available !
KA2139
VIDEO AMPLIFIER FOR MONITOR
3 CHANNEL R.G.B VIDEO AMPLIFIER
The KA2l39 is a monolithic integrated circuit for processing
the R,G,B video in high resolution CRT display.
It contains 3 channel video amplifier, black level clamp
comparator for brightness control and DC control attenuator
for contrast control, this device is suitable for monitor.
28-DIP-600A
FUNCTIONS
• R. G. B amplifier
• Contrast control
• Clamp & brIghtness circuit
• Vref. circuit
FEATURES
• 3 Channel R.G.B video amplifier (f.-3DB=7OMHz:Typ)
• Superior linearity contrast control
• Black level clamp comparator for
ORDERING INFORMATION
brightness control
Device Package Operating Temperature
• Built-in clamp gate circuit to operate the
clamp comparator at black level
KA2139 28 DIP
-20°C ~ +70°C
• Vref 2.4V bandgap circuit
BLOCK DIAGRAM
28 27 26 25 24 23 22 21 20 19 18 17 16 15
A2 A2 A2
A1 gm
+-
RED
A1 gm
+-
GREEN
A1
+-
BLUE
gm
CONTRAST
CONTROL
Vref
2.4V
1.4
V
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1 page  
KA2139
TEST CIRCUIT
VIDEO AMPLIFIER FOR MONITOR
100Ω
R
OUT
G
OUT
B
OUT
0.1µF
10KΩ
10KΩ
100Ω 0.1µF
330Ω
100Ω 0.1µF
330Ω
A
10K Ω
10K Ω
0.1µF
28 27 26 25 24 23 22 21 20 19 18 17 16 15
KA2139
1 2 3 4 5 6 7 8 9 10 11
A
0.1µF 0.1µF 0.1µF
0.1µF
AA
A 0.1µF
VCC
12V
0.1µF
0.1µF 0.1µF
0.1µF
5µF +
5µF +
5µF +
12 13
0.1µF
14
A
+
47µF
RIN
0.1µF
50Ω 10KΩ
50Ω
BIN
10KΩ
10KΩ
50Ω
5µF
10K Ω
+
100Ω
10KΩ
100Ω
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet KA2139.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| KA2130A | TV Vertical Deflection System | Samsung |
| KA2131 | TV VERTICAL OUTPUT CIRCUIT | Samsung |
| KA2133 | 1-CHIP DEFLECTION SYSTEM | Samsung |
| KA2135 | HORIZONTAL SIGNAL PROCESSING | Samsung |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |