LA42105 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LA42105

Monolithic Linear IC Audio Output for TV application BTL 5W × 1ch Power Amplifier

SANYO -> Panasonic 

Block Diagram

LA42105

Standby

6

VCC

9

IN1 3

MUTE 7

PRE

GND

4

Input amplifier

Ri=

30kΩ

Output amplifier

14 +OUT1

13 -OUT1

VCC/ground shorting protection circuit

Load shorting protection circuit

Thermal protection circuit

11

PWR

GND

2

Ripple

Filter

Test Circuit

LA42105

GND

(H.S)

1

Ripple

Filter IN

PRE

GND

2

3

4

+ C2

100μF

/25V C1

0.47μF

N.C.

5

STBY MUTE

6

7

8

+ C3

R1

10μF

15kΩ

/6.3V

+5V

VCC

9

N.C.

10

PWR

GND

11

+ C5

470μF

/25V

C4

0.1μF

+VCC

GND

N.C. -OUT1 +OUT1 (H.S)

12

13

14

15

RL = 8Ω

* Pin 8 : This pin must be left open.

* Pins 1 and 15 are connected to the heat sink. They must be connected to power and ground.

Pin Voltage

Conditions : VCC = 9.5V, STBY = 5V

Pin No.

1

2

3

Pin

GND Ripple IN

(H.S) Filter

Pin voltage 0

9.2 0.7

(V)

4

Pre

GND

0

5

6

7

N.C. STBY Mute

-

5

0

8

N.C.

-

9

VCC

9.5

10

N.C.

-

11

Power

GND

0

12

N.C.

-

13 14 15

-OUT1 +OUT1 GND

(H.S)

4.8 4.8

0

No.A0741-3/7

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