NCP1207P datasheet(5/18 Pages) ONSEMI

Part #	NCP1207P

Description	PWM Current-Mode Controller for Free Running Quasi-Resonant Operation

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NCP1207

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5

TYPICAL CHARACTERISTICS

(TJ = −40°C to 125°C)

TEMPERATURE (

°C)

10.4

10.8

11.2

11.6

12.0

12.4

12.8

13.2

−50

−25

0

25

50

75

100

125

Figure 3. VCC Increasing Level at which the

Current Source Turns−off versus Temperature

8.8

9.2

9.6

10.0

10.4

10.8

11.2

−50

−25

0

25

50

75

100

125

TEMPERATURE (

°C)

Figure 4. VCC Decreasing Level at which the

Current Source Turns−on versus Temperature

0.40

0.60

0.80

1.00

1.20

1.40

1.60

−50

−25

0

25

50

75

100

125

TEMPERATURE (

°C)

Figure 5. Internal IC Consumption, No Output

Load on Pin 5 versus Temperature

7

1.30

1.50

1.70

1.90

−50

−25

0

25

50

75

100

125

TEMPERATURE (

°C)

Figure 6. Internal IC Consumption, Output

Load on Pin 5 versus Temperature

2.10

2.30

1.10

TEMPERATURE (

°C)

Figure 7. Internal Startup Current Source,

VCC = 10 V versus Temperature

2

3

4

5

6

7

8

9

10

11

12

−50

−25

0

25

50

75

100

125

TEMPERATURE (

°C)

Figure 8. Maximum Internal Current Setpoint

versus Temperature

0.90

0.95

1.00

1.05

1.10

1.15

1.20

−50

−25

0

25

50

75

100

125

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NCP1207P Datasheet(PDF) 5 Page - ON Semiconductor

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