TDA7490LSA datasheet(7/13 Pages) STMICROELECTRONICS

部件名	TDA7490LSA

功能描述	15W 15W Stereo Class-D Amplifier

Download	13 Pages

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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7 / 13 page

TDA7490LSA

2 Electrical characteristcs

7/13

Figure 5.

output power vs supply voltage

(single)

Figure 6.

dissipated power vs output power

Figure 7.

output power vs supply voltage

Figure 8.

dissipated power vs output power

Figure 9.

dissipated power vs output power

Figure 10. quiescent current vs supply voltage

0

16

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

+14

+30

+16

+18

+20

+22

+24

+26

+28

Pout (W)

Vsupply (V)

THD=10%

THD=1%

Rload=6ohm

f =1KHz

Pd (W)

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

0 1 2 3 4 5 6 7 8 9 10 111213 1415

2 X Pout (W)

Rload=6 ohm

f = 1KHz

Vcc=27V

Vcc=24V

Vcc=20V

Vcc=18V

Vcc=16V

Vcc=29V

Pd (W)

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

0 1 2 3 4 5 6 7 8 9 10 111213 1415

2 X Pout (W)

Rload=6 ohm

f = 1KHz

Vcc=27V

Vcc=24V

Vcc=20V

Vcc=18V

Vcc=16V

Vcc=29V

0

16

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

+14

+22

+15

+16

+17

+18

+19

+20

+21

THD=10%

THD=1%

Pout (W)

Vsupply (V)

Rload=4 ohm

f = 1KHz

0

16

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

+14

+22

+15

+16

+17

+18

+19

+20

+21

THD=10%

THD=1%

Pout (W)

Vsupply (V)

Rload=4 ohm

f = 1KHz

1

1.5

2

2.5

3

3.5

4

012

34

5

678

9

10

Vcc=20V

Vcc=18V

Vcc=16V

Vcc=14V

2 X Pout (W)

Pd (W)

Rload=4 ohm

f = 1KHz

1

1.5

2

2.5

3

3.5

4

012

34

5

678

9

10

Vcc=20V

Vcc=18V

Vcc=16V

Vcc=14V

2 X Pout (W)

Pd (W)

Rload=4 ohm

f = 1KHz

1

1.5

2

2.5

3

3.5

4

01 23 45 67 8 9 10 11 12 13

Rload=8ohm

f =1KHz

Vcc=28V

Vcc=24V

Vcc=22V

Vcc=20V

Vcc=18V

Pd(W)

2XPout (W)

1

1.5

2

2.5

3

3.5

4

01 23 45 67 8 9 10 11 12 13

Rload=8ohm

f =1KHz

Vcc=28V

Vcc=24V

Vcc=22V

Vcc=20V

Vcc=18V

Pd(W)

2XPout (W)

Rload=8ohm

f =1KHz

Vcc=28V

Vcc=24V

Vcc=22V

Vcc=20V

Vcc=18V

Pd(W)

2XPout (W)

40

45

50

55

60

65

70

7

8

9

10

1112

1314

15

Iq(mA)

Vs=(+/-V)

Rl = No load

No LC filter

类似零件编号 - TDA7490LSA

制造商	部件名	数据表	功能描述
STMicroelectronics	TDA7490L	172Kb / 9P	15W 15W STEREO CLASS-D AMPLIFIER28W MONO IN BTL
	TDA7490L	242Kb / 11P	20W 20W STEREO CLASS-D AMPLIFIER 40W MONO IN BTL
	TDA7490L	242Kb / 11P	20W 20W STEREO CLASS-D AMPLIFIER 40W MONO IN BTL

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