SSC2001S datasheet(3/8 Pages) SANKEN

3 / 8 page

SANKEN ELECTRIC CO., LTD.

Power Factor Correction

Continuous Conduction Mode Controller

SSC2001S

July 27, 2012

SSC2001S-DS

Electrical Characteristics Unless specifically noted, TA is 25°C, VCC = 15 V

Characteristic

Symbol

Test Conditions

Pins

Min.

Typ.

Max.

Unit

Power Supply Start-up Operation

Operation Start Voltage

VCC(ON)

7−1

10.5

11.3

12.1

Operation Stop Voltage

VCC(OFF)

7−1

9.5

10.3

11.1

Operation Voltage Hysteresis

VCC(HYS)

7−1

0.7

0.9

1.1

Circuit Current in Non-Operation

ICC(OFF)

VCC = 10 V

7−1

100

200

μA

Circuit Current in Operation

ICC(ON)

7−1

6.0

9.0

12.0

Circuit Current in Standby

ICC(STANDBY) VFB = 0.5 V

7−1

2.0

4.0

6.0

Oscillator Operation

Oscillating Frequency

fOSC

VIS = 0 V, VVCOMP = 4 V

8−1

576570

kHz

Maximum Duty Cycle

DMAX

VIS = 0 V, VVCOMP = 4 V

8−1

99.3

Minimum Duty Cycle

DMIN

VIS = 0.5 V, VVCOMP = 0 V

8−1

−−

Minimum Off-Time*

tOFFMIN

8−1

150

250

350

Protection Operation

VFB Pin Open Loop Detection

Threshold Voltage

VFB(OLD)

6−1

0.51

0.55

0.59

VFB Pin Overvoltage Protection

Threshold Voltage

VFB(OVP)

6−1

3.57

3.745

3.85

IS Pin Overcurrent Protection High

Threshold Voltage

VIS(OCPH)

3−1

−0.81

−0.75

−0.69

IS Pin Overcurrent Protection Low

Threshold Voltage

VIS(OCPL)

3−1

−0.54

−0.5

−0.46

VINS Pin Input Undervoltage

Protection Low Threshold Voltage

VINS(L)

VVINS = 0 V

4−1

0.51

0.55

0.59

VINS Pin Input Undervoltage

Protection High Threshold Voltage

VINS(H)

4−1

0.94

1.0

1.08

VINS Pin Input Undervoltage

Protection Bias Current

IVINS(BIAS)

4−1

−1.0

−

μA

Current Loop

Current Amplifier Transconductance

Gain

gmCA

−

1.1

1.4

1.7

Current Amplifier Output Source

Current*

ICA(SO)

−−

−50

−μA

Current Amplifier Output Sink Current*

ICA(SK)

−−

−μA

ICOMP Pin Output Open Loop

Detection Threshold Voltage

VICOMP(OLD) VFB=0.5V

2−1

3.6

4.0

4.3

Continued on the next page…

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