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PDF KA2142 Data sheet ( Hoja de datos )
| Número de pieza | KA2142 | |
| Descripción | Vertical Deflection Output Circuit | |
| Fabricantes | Fairchild Semiconductor Corp | |
| Logotipo |  |
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KA2142
Vertical Deflection Output Circuit
www.fairchildsemi.com
Features
• High output current
• Pump - up circuit
• Low dissipation
• Minimum number of external parts required
• Direct drive to the deflectin coils
• Internal thermal shutdown circuit
Applications
• Power Amplifier
• Thermal Protection
• Flyback Generator
Description
The KA2142 is a monolithic linear IC designed for color TV
and monitor vertical deflection output. It is intended for
direct drive of the deflection coils with a high efficiency.
10-SIP H/S
internal Block Diagram
+
2
Sawtooth IN
Vref
1 -+
PRE
10 +-AMP
5
Vcc(H)
9
DRIVE
STAGE
Vcc(L)
+
4
FLYBACK
GENERATOR
OUTPUT
STAGE
6
THERMAL
SHUTDOWN
+
D.Y
+
©2001 Fairchild Semiconductor Corporation
Rev. 1.0.1
1 page  
Typical Performance Characteristic
1
0.8
0.6
0.4
0.2
0
0
2.5
2
1.5
1
0.5
0
0
25
20
15
10
5
0
0
Vs-V4L
10 20 30
VS
Figure 1. Vs-V4L
Isink-V6H
40
0.4 0.8 1.2 1.6
Isink(A)
Figure 3. Isink-V6H
Vs-I2,I9
2
20 30
V
Figure 5. Vs-I2, I9
40
KA2142
I4-V4L
3
2
1
0
0 20 40 60 80 100
I4(m A)
Figure 2. I4-V4L
Isource-V6L
2
1.5
1
0.5
0
0 0.4 0.8 1.2 1.6 2
Isource(A)
Figure 4. Isource-V6L
5
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet KA2142.PDF ] | |
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