NCP3064PG datasheet(11/20 Pages) ONSEMI

Part #	NCP3064PG

Description	1.5 A, Step-Up/Down/ Inverting Switching Regulator with ON/OFF Function

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP3064, NCP3064B, NCV3064

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Figure 17. Buck Demoboard Layout

Figure 18. Buck Demoboard Photo

Figure 19. Efficiency vs. Output Current for

Buck Demoboard

OUTPUT CURRENT (A)

Vin = 10 V

Vin = 16 V

50

55

60

65

70

75

0

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2

Table 3. TEST RESULTS

Line Regulation

Vin = 9 V to 12 V, Vout = 3.3 V, Iout = 800 mA

8 mV

Load Regulation

Vin = 12 V, Vout = 3.3 V, Iout = 800 mA

10 mV

Output Ripple

Vin = 12 V, Vout = 3.3 V, Iout = 100 mA to 800 mA

< 85 mV Peak - Peak

Efficiency

Vin = 12 V, Vout = 3.3 V, Iout = 500 mA

70%

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