AN7118S 데이터 시트보기 (PDF) - Panasonic Corporation

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AN7118S

Low Voltage Dual 35mW Audio Power Amplifier Circuits (BTL 300mW)

Panasonic Corporation 

AN7118S

ICs for Audio Common Use

s Pin Descriptions

Pin No.

Pin Name

1 GND (Output)

2 Output Ch.1

3 NC

4 Bootstrap

5 Phase Compensation

6 Phase Compensation

7 N.F.B

8 Input Ch.1

9 VCC

Pin No.

Pin Name

10 GND (Input)

11 Input Ch.2

12 N.F.B

13 Phase Compensation

14 Phase Compensation

15 Bootstrap

16 NC

17 Output Ch.2

18 Ripple Filter

s Absolute Maximum Ratings (Ta= 25˚C)

Parameter

Symbol

Rating

Unit

Supply Voltage

VCC

4.5

V

Supply Current

ICC

1

A

Power Dissipation

PD

400

mW

Operating Ambient Temperature

Topr

– 20 ~ + 75

˚C

Storage Temperature

Tstg

– 50 ~ + 125

˚C

s Electrical Characteristics (VCC = 3V, Ta = 25˚C)

Parameter

Symbol

Condition

Quiescent Circuit Current

<DUAL (f=1kHz)>

ICQ

Vi= 0mV

Voltage Gain

Maximum Output

Total Harmonic Distortion

Output Noise Voltage

Input Resistance

Ripple Rejection Ratio

GV

PO

THD

Vno

Ri

RR

Vi= 1.5mV, RL= 32Ω

THD= 10%, RL= 32Ω × 2ch.

Vi= 1.5mV, RL= 32Ω × 2ch.

Rg= 10kΩ, DIN Audio Filter

VCC= 3V± 200mV, f= 100Hz

min. typ. max. Unit

13

18 mA

45

47

49

dB

33

mW

0.3

1

%

0.5

1 mW

20

kΩ

35

dB

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