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Electrical Characteristics (for Control IC)

Electrical characteristics for control part (Ta=25℃, Vin=20V,unless otherwise specified)

IRIS-W6756

-

µA

-390

-550

-710

5 - 3

Soft Start Operation Charging Current

I

SSOLP(SS)

-

V

1.4

1.2

1.1

5 - 3

Soft Start Operation Stop Voltage

V

SSOLP(SS)

-

kHz

25

22

19

1 - 3

Oscillation Frequency

fosc

Vcc=15V

µA

100

-

-

4 - 3

Circuit Current in Non-Operation

I

CC(OFF)

-

mA

6

-

-

4 - 3

Circuit Current in Operation

I

CC(ON)

Vcc=19.9→8.8

V

V

10.6

9.7

8.8

4 - 3

Operation Stop Voltage

V

CC(OFF)

Vcc=0→19.9V

V

19.9

18.2

16.3

4 - 3

Operation Start Voltage

V

CC(ON)

Power Supply Start-up Operation

M A X

T Y P

M I N

Note

Units

Ratings

Terminal

s

Definition

Symbol

-

µA

1400

1000

600

6 - 3

FB Pin Inflow Current (Normal Operation)

I

FB(ON)

-

V

1.58

1.45

1.32

6 - 3

FB Pin Threshold Voltage

V

FB(OFF)

-

V

0.93

0.8

0.67

7 - 3

Quasi-Resonant Operation Threshold Voltage 2

V

OCPBD(TH2)

-

V

0.52

0.4

0.28

7 - 3

Quasi-Resonant Operation Threshold Voltage 1

V

OCPBD(TH1)

-

µA

-40

-100

-250

7 - 3

OCP/BD Pin Outflow Current

I

OCPBD

-

V

-0.895

-0.94

-0.995

7 - 3

Overcurrent Detection Threshold Voltage

V

OCPBD(LIM)

-

V

-0.385

-0.435

-0.485

7 - 3

Bottom-Skip Operation Threshold Voltage2

V

OCPBD(BS2)

-

V

-0.605

-0.665

-0.72

7 - 3

Bottom-Skip Operation Threshold Voltage1

V

OCPBD(BS1)

Normal Operation