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MC33260PG

GreenLine™ Compact Power Factor Controller: Innovative Circuit for Cost Effective Solutions

ON Semiconductor 

MC33260

ELECTRICAL CHARACTERISTICS (VCC = 13 V, TJ = 25°C for typical values, TJ = −40 to 105°C for min/max values

unless otherwise noted.)

Characteristic

Pin # Pin #

PDIP−8 SO−8 Symbol

Min

Typ

Max

REGULATION SECTION (continued)

Feedback Pin Clamp Voltage @ IFB = 100 mA

Feedback Pin Clamp Voltage @ IFB = 200 mA

1

7

VFB−100

1.5

2.1

2.5

1

7

VFB−200

2.0

2.6

3.0

CURRENT SENSE SECTION

Zero Current Detection Comparator Threshold

4

2

VZCD−th

−90

−60

−30

Negative Clamp Level (ICS−pin = −1.0 mA)

4

2

Cl−neg

−

−0.7

−

Bias Current @ Vcs = VZCD−th

4

2

Ib−cs

−0.2

−

−

Propagation Delay (Vcs > VZCD−th) to Gate Drive High

7

5

TZCD

−

500

−

Current Sense Pin Internal Current Source

4

2

IOCP

192

205

218

Leading Edge Blanking Duration

τLEB

−

400

−

OverCurrent Protection Propagation Delay

(Vcs < VZCD−th to Gate Drive Low)

7

5

TOCP

100

160

240

SYNCHRONIZATION SECTION

Synchronization Threshold

PDIP−8

SO−8

5

−

Vsync−th

0.8

1.0

1.2

−

3

Vsync−th

0.8

1.0

1.4

Negative Clamp Level (Isync = −1.0 mA)

Minimum Off−Time

Minimum Required Synchronization Pulse Duration

5

3

Cl−neg

−

−0.7

−

7

5

5

3

Toff

Tsync

1.5

2.1

2.7

−

−

0.5

OVERVOLTAGE PROTECTION SECTION

OverVoltage Protection High Current Threshold

and IregH Difference

1

7

IOVPH−IregH

8.0

13

18

OverVoltage Protection Low Current Threshold

and IregH Difference

1

7

IOVPL−IregH

0

−

−

Ratio (IOVPH/IOVPL)

1

7

IOVPH / IOVPL 1.02

−

−

Propagation Delay (IFB > 110% Iref to Gate Drive Low)

7

5

TOVP

−

500

−

UNDERVOLTAGE PROTECTION SECTION

Ratio (UnderVoltage Protection Current

Threshold) / IregH

1

7

IUVP/IregH

12

14

16

Propagation Delay (IFB < 12% Iref to Gate Drive Low)

7

5

TUVP

−

500

−

THERMAL SHUTDOWN SECTION

Thermal Shutdown Threshold

Hysteresis

7

5

Tstdwn

7

5

DTstdwn

VCC UNDERVOLTAGE LOCKOUT SECTION

Startup Threshold

Disable Voltage After Threshold Turn−On

8

6

Vstup−th

8

6

Vdisable

TOTAL DEVICE

Power Supply Current

Startup (VCC = 5 V with VCC Increasing)

Operating @ IFB = 200 mA

8

6

ICC

NOTE: Vcs is the Current Sense Pin Voltage and IFB is the Feedback Pin Current.

—

150

−

−

30

−

9.7

11

12.3

7.4

8.5

9.6

−

0.1

0.25

−

4.0

8.0

Unit

V

V

mV

V

mA

ns

mA

ns

ns

V

V

V

ms

ms

mA

−

−

ns

%

ns

°C

°C

V

V

mA

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