KA7500CD datasheet(2/8 Pages) FAIRCHILD

No de pièce	KA7500CD

Description	SMPS Controller

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Fabricant	FAIRCHILD [Fairchild Semiconductor]

Site Internet	http://www.fairchildsemi.com

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KA7500C

2

Absolute Maximum Ratings

Recommended Operating Conditions

Parameter

Symbol

Value

Unit

Supply Voltage

VCC

42

V

Collector Supply Voltage

VC

42

V

Output Current

IO

250

mA

Amplifier Input Voltage

VIN

VCC +0.3

V

Power Dissipation (TA = 25

°C)

PD

1 (KA7500C)

0.9 (KA7500CD)

W

Operating Temperature Range

TOPR

-25 ~ +85

°C

Storage Temperature Range

TSTG

-65 ~ +150

°C

Junction Temperature

Tj

125

°C

Parameter

Symbol

Min.

Typ.

Max.

Unit

Power Supply Voltage

VCC

7.0

15

40

V

Collector Output Voltage

VC1,VC2

-30

40

V

Collector Output Current (Each Transistor)

IC1,IC2

-

200

mA

Amplifier Input Voltage

VIN

0.3

-

VCC-2.0

V

Current Into Feedback Terminal

Ifb

--

0.3

mA

Reference Output Current

Iref

--

10

mA

Timing Resistor

RT

1.8

30

500

ΚΩ

Timing Capacitor

CT

0.0047

0.001

10

uF

Oscillator Frequency

fosc

1.0

40

200

kHz

PWM Input Voltage (Pins3, 4, 13)

-

0.3

-

5.3

V

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