TPA2012D2YZHR datasheet(10/20 Pages) TI

Il numero della parte	TPA2012D2YZHR

Spiegazioni elettronici	2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER

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Produttore elettronici	TI [Texas Instruments]

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2.5

PO − Output Power − W

RL = 4 Ω

VDD = 5 V

VDD = 3.6

V

VDD = 2.5 V

QFN

Class-AB

Powers are per Channel

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1.4

VDD = 5 V

VDD = 3.6 V

VDD = 2.5 V

Class-AB

RL = 8 Ω

Powers are per Channel

QFN

PO − Output Power − W

0

0.2

0.4

0.6

0.8

1

1.2

1.4

0

0.5

1

1.5

2

2.5

Class-AB, VDD = 5 V

RL = 4 Ω

RL = 8 Ω

Powers are per Channel

QFN

PO − Output Power − W

Class-AB, VDD = 5 V

RL = 8 Ω

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0

0.2

0.4

0.6

0.8

1

1.2

1.4

Class-AB, VDD = 3.6 V

RL = 4 Ω

RL = 8 Ω

RL = 4 Ω

RL = 8 Ω

Powers are per Channel

WCSP

PO − Output Power − W

Class-AB,

VDD = 3.6 V

0

0.2

0.4

0.6

0.8

1

1.2

1.4

0

0.5

1

1.5

2

2.5

Class-AB, VDD = 5 V

RL = 4 Ω

RL = 8 Ω

Powers are per Channel

WCSP

PO − Output Power − W

RL = 8 Ω

Class-AB, VDD = 5 V

0

10

20

30

40

50

60

70

80

90

100

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

VDD = 5 V

RL = 4 Ω

VDD = 3.6 V

Class-AB, VDD = 5 V

WCSP

PO − Output Power − W

0

10

20

30

40

50

60

70

80

90

100

0

0.2

0.4

0.6

0.8

1

1.2

1.4

VDD = 5 V

RL = 8 Ω

VDD = 3.6 V

Class-AB, VDD = 5 V

WCSP

PO − Output Power − W

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

2.5

3

3.5

4

4.5

5

VDD − Supply Voltage − V

RL = 4 W,

THD+N = 10%

RL = 4 W,

THD+N = 1%

RL = 8 W,

THD+N = 10%

RL = 8 W,

THD+N = 1%

TPA2012D2

SLOS438C – DECEMBER 2004 – REVISED MARCH 2007

TYPICAL CHARACTERISTICS (continued)

POWER DISSIPATION

EFFICIENCY

vs

OUTPUT POWER

Figure 25.

Figure 26.

Figure 27.

POWER DISSIPATION

EFFICIENCY

vs

OUTPUT POWER

Figure 28.

Figure 29.

Figure 30.

EFFICIENCY

OUTPUT POWER

vs

OUTPUT POWER

SUPPLY VOLTAGE

Figure 31.

Figure 32.

10

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