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KA2142C

P1-P3P4-P6P7-P9P10-P12
©2001 Fairchild Semiconductor Corporation
www.fairchildsemi.com
Rev. 1.0.0
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 KA2142C 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
DRIVE
STAGE
PRE
AMP
+
-
OUTPUT
STAGE
FLYBACK
GENERATOR
2
1
10
5
THERMAL
SHUTDOWN
6
9 4
+
+
Vcc
(L)
+
D.Y
+
Vcc
(H)
Sawtooth IN
Vref
KA2142C
Vertical Deflection Output Circuit
KA2142C
2
Pin Assignments
Pin Number Symbol I/O Pin Function Descrition
1 Vin ( - ) I Inverting Input
2 Vcc(L) I Supply Voltage
3- -N.C.
4 F.G O Flyback Generator
5 GND - Ground
6V
O
O Output
7- -N.C.
8- -N.C.
9 Vcc(H) I Output Stage Supply Voltage
10 Vin ( + ) I Non-Inverting Input
1 2 3 4 5 6 7
KA2142A
C
KA2142C
3
Pin Definitions
Pin Number Pin Name Waveform Equivalent Circuit
1 Inverting Input
2 Voltage Supply DC -
4 Flyback Generator
5 Ground DC -
6 Output Voltage
9 Output Stage Voltage Supply -
10 Non-Inverting Input DC
1
v
cc
v
CC
4
v
CC
6
2Vs
Vs
10
v
cc
P1-P3P4-P6P7-P9P10-P12

KA2142C

Mfr. #:
Buy KA2142C
Manufacturer:
ON Semiconductor / Fairchild
Description:
Video ICs Vertical Output IC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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