TS4999 datasheet(16/36 Pages) STMICROELECTRONICS

номер детали	TS4999

подробное описание детали	Filter-free stereo 2.8 W class D audio power amplifier with selectable 3D sound effects

PDF	36 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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16 / 36 page

Electrical characteristics

TS4999

16/36

Figure 10.

Efficiency vs. output power

(one channel)

Figure 11.

Efficiency vs. output power

(one channel)

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

100

0.00

0.02

0.04

0.06

0.08

0.10

0.12

0.14

0.16

0.18

0.20

0.22

0.24

0.26

0.28

0.30

Power dissipation

Vcc = 5V

RL = 8

Ω + 15μH

F = 1kHz

THD+N

≤ 10%

Output Power (W)

Efficiency

0.00.1

0.20.3

0.4

0.5

0.60.7

0.80.9

100

0.00

0.05

0.10

0.15

Power dissipation

Vcc = 3.6V

RL = 8

Ω + 15μH

F = 1kHz

THD+N

≤ 10%

Output Power (W)

Efficiency

Figure 12.

Efficiency vs. output power

(one channel)

Figure 13.

THD+N vs. output power

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

100

0.00

0.02

0.04

0.06

0.08

Power dissipation

Vcc = 2.5V

RL = 8

Ω + 15μH

F = 1kHz

THD+N

≤ 10%

Output Power (W)

Efficiency

0.01

0.1

Vcc=2.5V

Vcc=3.6V

F = 1kHz

RL = 4

Ω + 15μH

G = +6dB

BW < 30kHz

Tamb = 25

°C

Output power (W)

Vcc=5V

Figure 14.

THD+N vs. output power

Figure 15.

THD+N vs. output power

0.01

0.1

Vcc=2.5V

Vcc=3.6V

F = 1kHz

RL = 4

Ω + 30μH

G = +6dB

BW < 30kHz

Tamb = 25

°C

Output power (W)

Vcc=5V

0.01

0.1

Vcc=2.5V

Vcc=3.6V

F = 1kHz

RL = 8

Ω + 15μH

G = +6dB

BW < 30kHz

Tamb = 25

°C

Output power (W)

Vcc=5V

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