NCP2820 datasheet(8/22 Pages) ONSEMI

Part #	NCP2820

Description	2.65 W Filterless Class?묭 Audio Power Amplifier

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP2820

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8

TYPICAL CHARACTERISTICS

Pout (W)

60

0

0.1

0.2

Pout (W)

Vp = 3.6 V

RL = 8 W

NCP2820

Class AB

0.3

0.4

55

50

45

40

35

30

25

20

30

40

50

60

70

80

90

100

0

0.2

0.4

Pout (W)

Vp = 5 V

RL = 8 W

NCP2820

Class AB

Figure 3. Efficiency vs. Pout

Vp = 5 V, RL = 8 W, f = 1 kHz

Figure 4. Die Temperature vs. Pout

Vp = 5 V, RL = 8 W, f = 1 kHz @ TA = +25°C

Figure 5. Efficiency vs. P out

Vp = 3.6 V, RL = 8 W, f = 1 kHz

Figure 6. Efficiency vs. Pout

Vp = 5 V, RL = 4 W, f = 1 kHz

Pout (W)

Vp = 3.6 V

RL = 8 W

Class AB

Pout (W)

Vp = 5 V

RL = 8 W

NCP2820 mDFN

Class AB

0.6

0.8

1.0

1.2

1.4

0.5

0.6

0.7

Vp = 5 V

RL = 4 W

Class AB

0

10

20

30

40

50

60

70

80

100

0

0.2

0.4

0.6

0.8

1

90

NCP2820 CSP

0

10

20

30

40

50

60

70

80

90

100

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

NCP2820 mDFN

NCP2820 CSP

Figure 7. Die Temperature vs. Pout

Vp = 5 V, RL = 4 W, f = 1 kHz @ TA = +25°C

0

10

20

30

40

50

60

70

80

90

0

0.5

1

1.5

2

NCP2820 mDFN

NCP2820 CSP

160

0

0.5

1.0

Vp = 5 V

RL = 4 W

NCP2820

Class AB

1.5

2.0

140

120

100

80

60

40

20

Figure 8. Die Temperature vs. P out

Vp = 3.6 V, RL = 8 W, f = 1 kHz @ TA = +25°C

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