NCP9001 datasheet(6/12 Pages) ONSEMI | 1.5 MHz, 600 mA, High−Efficiency, Low Quiescent Current, Adjustable Output Voltage Step−Down Converter

Nombre de pieza

Descripción

NCP9001

1.5 MHz, 600 mA, High−Efficiency, Low Quiescent Current, Adjustable Output Voltage Step−Down Converter ( 12 Page)

ONSEMI

6 page

NCP9001

http://onsemi.com

Figure 11. Soft Start Time (VIN = 3.6 V)

Figure 12. Frequency vs. Input Voltage

Figure 13. Frequency vs. Temperature

Figure 14. Load Regulation

Figure 15. Output Voltage vs. Enable Input Pin

Voltage

Figure 16. PFM/PWM Threshold vs. Input

Voltage

IOUT, OUTPUT CURRENT (mA)

3.0

1.0

−3.0

100

200

300

400

500

700

−1.0

−2.0

0.5

0.2

0.4

0.6

0.8

1.0

VIN, ENABLE INPUT VOLTAGE (V)

0.0

1.4

1.5

1.0

2.0

VIN, INPUT VOLTAGE (V)

1.3

1.4

1.5

1.6

1.7

1.8

2.7

3.2

3.7

4.2

4.7

5.7

5.2

2.0

0.0

2.7

3.2

3.7

4.2

4.7

5.2

VIN, INPUT VOLTAGE (V)

5.7

IOUT = 300 mA

IOUT = 600 mA

TEMPERATURE (°C)

1.2

1.3

1.4

1.5

1.6

1.7

−40

−20

100

1.8

VIN = 5.5 V

IOUT = 300 mA

VIN = 3.6 V

1.5

−2.5

−0.5

−1.5

2.5

0.5

600

VOUT = 3.3 V

VOUT = 1.8 V

VOUT = 0.9 V

1.2

VOUT = 1.8 V

TA = 25°C

2 V/Div

VOUT

500 mV/Div

100 ms/Div

100

1 2 3 4 5 6 7 8 9 10 11 12

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