MC33232 datasheet(6/16 Pages) ONSEMI

Part #	MC33232

Description	Power Factor Controller

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Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

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MC33232

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6

MEASUREMENT CONDITION

Item

Condition

Measurement Method

VIH(ZCD)

Pin 1 = 0 V

Pin 5 = 3 mA

Measure Pin 5 voltage at 3 mA to Pin 5

VIL(ZCD)

Pin 2 = 1.1 V

Pin 5 = −3 mA

Measure Pin 5 voltage at −3 mA to Pin 5

IIB(CS)

Pin 4 = 0 V

Measure Pin 4 current

VIO(CS)

Pin 3 = 0 V

Measure Pin 4 voltage when Pin 7 switch to low

Vin = Ref.1

by increasing Pin 4 voltage from −0.3 V

tPHL

Pin 1 = 0 V

Pin 2 = Vth(mult) + 0.5 V

Pin 3 = 0.5 V

Pin 4 = See right figure

Vin = Ref.1

Vth(cs): Threshold voltage of Pin 4

(at Pin 2 = Vth(mult) + 0.5 V, Pin 3 = 0.5 V)

5 V

0 V

tPHL

Pin 4

0 V

6 V

Pin 7

Vth(cs)

Vth(max)

Pin 1 = 0 V

Pin 3 = 3.0 V

Measure Pin 4 voltage when Pin 7 switch to low

Pin 2 = 4.0 V

Vin = Ref.1

by increasing Pin 4 voltage from 0 V

V

Pin 1 = 0 V

Pin 7 = 20 mA

Measure Pin 7 voltage at 20 mA to Pin 7

VOL(OUT)

SW2 = C

Pin 7 = 200 mA

Measure Pin 7 voltage at 200 mA to Pin 7

V

Pin 1 = 0 V

Pin 7 = −20 mA

Measure Pin 7 voltage at −20 mA to Pin 7

VOH(OUT)

Pin 4 = GND

Pin 7 = −200 mA

Measure Pin 7 voltage at −200 mA to Pin 7

VO(max)

Vin = Ref.1

SW1 = C

Pin 7 = −20 mA

Measure Pin 7 voltage at −20 mA to Pin 7

tr

tf

Pin 1, 4 = 0 V

SW3 = ON

Vin = See right figure

f = 50 KHz

4 V

0 V

tf

Vin

Pin 7

90%

10%

tr

90%

VO(UVLO)

Pin 1 = 0 V

Pin 7 = 1.0 mA

Measure Pin 7 voltage at 10 mA to Pin 7

SW1 = D

Vth(ON)

SW1 = E

Measure Pin 8 voltage when Pin 2 change to

over 1 V by increasing Pin 8 voltage from 7 V

Vshut

Pin 4 = 0 V

Measure Pin 8 voltage when Pin 2 change to

under 1 V by increasing Pin 8 voltage from 15 V

VH

Vin = 0 V

VH = Vth(on) − Vshut

ICC Startup

Pin 1 = 0 V

SW1 = D

Measure Pin 8 current

Operating

Dynamic

Pin 4 = 0 V

Pin 2 = 2.5 V

Operating

Pin 1 = 0 V

SW3 = ON

Pin 3 = 0.5 V

Measure Pin 8 current

Pin 1 = 0 V

Vin: Low = 0 V, High = 4 V

Measure Pin 8 current

fin = Square Wave @ TBD KHz

Ref.1: Pin 4 = GND, Vin = 4 V return to zero pulse

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