KA2142C

KA2142C Datasheet

KA2142C

Part	Datasheet
KA2142C	KA2142C (pdf)

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KA2142C Vertical Deflection Output Circuit • High output current • Pump - up circuit • Low dissipation • Minimum number of external parts required • Direct drive to the deflectin coils • Internal thermal shutdown circuit • Power Amplifier • Thermal Protection • Flyback Generator 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 Sawtooth IN Vref PRE AMP Vcc H 9 DRIVE STAGE Vcc L FLYBACK GENERATOR OUTPUT STAGE THERMAL SHUTDOWN D.Y + 2001 Fairchild Semiconductor Corporation KA2142C Pin Assignments KA2142CA 1234567 Pin Number 1 2 3 4 5 6 7 8 9 10 Symbol Vin - Vcc L F.G GND VO Vcc H Vin + Pin Function Descrition Inverting Input Supply Voltage N.C. Flyback Generator Ground Output N.C. N.C. Output Stage Supply Voltage Non-Inverting Input Pin Definitions Pin Number Pin Name Inverting Input Voltage Supply Ordering Information Product Number KA2142C Package 10-SIP H/S Operating Temperature -20oC ~ +70 oC KA2142C KA2142C DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, and c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. 5/3/01 0.0m 001 2001 Fairchild Semiconductor Corporation

PDF Datasheet Preview

KA2142C

Vertical Deflection Output Circuit
• High output current
• Pump - up circuit
• Low dissipation
• Minimum number of external parts required
• Direct drive to the deflectin coils
• Internal thermal shutdown circuit
• Power Amplifier
• Thermal Protection
• Flyback Generator

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

Sawtooth IN Vref

PRE AMP

Vcc H 9

DRIVE STAGE

Vcc L

FLYBACK GENERATOR

OUTPUT STAGE

THERMAL SHUTDOWN

D.Y +
2001 Fairchild Semiconductor Corporation

KA2142C

Pin Assignments

KA2142CA
1234567

Pin Number 1 2 3 4 5 6 7 8 9 10

Symbol Vin - Vcc L

F.G GND VO

Vcc H Vin +

Pin Function Descrition

Inverting Input

Supply Voltage

N.C.

Flyback Generator

Ground

Output

N.C.

N.C.

Output Stage Supply Voltage

Non-Inverting Input

Pin Definitions

Pin Number

Pin Name

Inverting Input

Voltage Supply
Ordering Information

Product Number KA2142C

Package 10-SIP H/S

Operating Temperature -20oC ~ +70 oC

KA2142C

KA2142C

DISCLAIMER

FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.

LIFE SUPPORT POLICY

FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein:

Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, and c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user.

A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.
5/3/01 0.0m 001 2001 Fairchild Semiconductor Corporation

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Datasheet ID: KA2142C 634100