NCP1509MNR2G datasheet(7/15 Pages) ONSEMI

Part #	NCP1509MNR2G

Description	Up to 500 mA, 1 MHz, High Efficiency Synchronous Step?묭own DC?묭C Converter in DFN Package

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP1509

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Figure 10. Input Current Comparison

Figure 11. Output Voltage vs. Output Current

Figure 12. Load Regulation in PWM Mode

60

40

20

0

−20

−40

TEMPERATURE (°C)

1100

1050

1000

950

900

850

Vin = 3.6 V

Vout = 1.8 V

Iout = 100 mA

PWM

Vin (V)

Figure 13. Output Voltage vs. Temperature

Figure 14. Oscillator Frequency vs. Temperature

Figure 15. Oscillator Frequency vs. Input

Voltage

0

4

8

12

16

0

5

10

15

20

30

Iout (mA)

PWM

Pulsed Mode

0.6

0.8

1.2

2.0

0

100

200

500

Iout (mA)

1.6

1.0

1.4

1.8

300

1.57 Vout

1.35 Vout

1.05 Vout

1.8 Vout

Vin = 3.6 V PWM

TA = 25°C

20

−10

0

20

0

100

200

500

Iout (mA)

40

10

30

300

1.57 Vout

1.35 Vout

1.05 Vout

1.8 Vout

−40

−30

−20

Vin = 3.6 V PWM

TA = 25°C

0.5

0.8

2.0

−40

−20

0

100

TEMPERATURE (°C)

1.1

1.4

20

1.57 Vout

1.35 Vout

1.05 Vout

1.8 Vout

Vin = 3.6 V

Iout = 100 mA PWM

25

Vin = 3.6 V

Vout = 1.5 V

TA = 25°C

400

1.7

40

60

80

100

80

5.2

4.7

4.2

3.7

3.2

2.7

1100

1050

1000

950

900

850

Vout = 1.8 V

Iout = 100 mA

PWM

TA = 25°C

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