LV49821VH 데이터 시트보기 (PDF) - ON Semiconductor

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LV49821VH

For Portable Electronic Device Use 1.4W × 2ch BTL Power Amplifier

ON Semiconductor 

Application Circuit Example 1

(BTL/SE switching function use)

Speaker

LV49821VH

VCC

Speaker

+

13

12

Rariator Fin

PWR-GND

+

11

10

9

VCC

PRE-GND

1

2

3

4

5

6

7

8

C4

10nF

Vin1 from CPU from CPU

Vin2

Application Circuit Example 2

(Only BTL function use)

Speaker

13

12

VCC

C7

2.2μF

Speaker

C8

0.1μF

Rariator Fin

PWR-GND

11

10

9

VCC

1

2

3

R2

100kΩ

R1

22kΩ

C1

0.1μF

R5

10kΩ

Vin1 from CPU

PRE-GND

4

5

6

C3

1μF

7

8

R3

22kΩ

C2

0.1μF

R4

100kΩ

Vin2

No.A1468-5/15

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