LA4625-E datasheet(6/8 Pages) ONSEMI

Part #	LA4625-E

Description	2-channel 13.5W BTL Audio Power Amplifier

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Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

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LA4625

Rev. 0 | Page 6 of 8 | www.onsemi.com

THD

= 30%

10%

PO -- VCC

6

0

10

20

30

40

50

60

7

8

9

10

11

12

1314

1516

1718

f = 1kHz

Rg = 600

Ω

RL = 4Ω

10kHz

100kHz

1kHz

THD -- PO

2

0.1

0.01

3

2

7

5

1.0

3

2

7

5

10

3

2

7

5

35

1.0

0.1

72

3

5

10

72

3

5

100

7

VCC = 12V

RL = 4Ω

Rg = 600

Ω

THD -- f

2

0.1

0.01

3

2

7

5

1.0

3

2

7

5

10

3

2

7

5

35

100

10

72 3 5

1k

72 3 5

10k

72 3 5 100k

7

VCC = 12V

RL = 4Ω

PO = 1W

VNO -- Rg

2

0.1

0.01

3

2

7

5

1.0

3

2

7

5

35

1k

100

72

3

5

10k

72

3

5

100k

7

VCC = 12V

RL = 4Ω

PO -- VIN

23

5 7

0.01

0.1

2

3

5

7

1.0

2

3

5

7

10

2

3

5

7

100

2

3

5

7

1.0

10

23

5 7 100

23

5 7 1k

VCC = 12V

RL = 4Ω

f = 1kHz

THD = 10%

THD = 3%

THD = 1%

PO -- f

23 5 7

0

4

8

12

16

20

24

10

100 23 5 7 1k

23 5 7 10k 23 5 7100k

VCC = 12V

RL = 4Ω

Rg = 600

Ω

f Response

23

5 7

-10

-8

-6

-4

-2

0

2

10

100

23

5 7 1k

23

5 710k 23 5 7100k

VO = 0dBm at f = 1kHz

CHsep -- f

90

80

70

60

50

40

30

20

10

0

23

7

5

100

10

23

7

5

1k

23

7

5

10k

23

7

5 100k

VCC = 12V

RL = 4Ω

Rg = 10k

Ω

VO = 0dBm

VCC = 12V

RL = 4Ω

Rg = 600

Ω

Supply voltage, VCC -- V

Output power, PO -- W

Frequency, f -- Hz

Signal source resistance, Rg --

Ω

Input voltage, VIN -- mVrms

Frequency, f -- Hz

CH1

2

CH2

1

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