AN17823 Просмотр технического описания (PDF) - Unisonic Technologies

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производитель

AN17823

BTL 4.0W x 1CH POWER AMPLIFIER

Unisonic Technologies 

AN17823

Preliminary

LINEAR INTEGRATED CIRCUIT

„ ABSOLUTE MAXIMUM RATING(TA= 25°C, Unless otherwise specified.)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage (DC)

VCC

14.4

V

Output Current

Iout

1.0

A

Power Dissipation (TA = 70°C)

PD

1.22

W

Storage Temperature (Note )

TSTG

-55 ~ +150

°C

Operating Temperature (Note )

TOPR

-25 ~ +70

°C

Notes: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

„ RECOMMENDED OPERATING RATINGS

PARAMETER

Supply Voltage

SYMBOL

VCC

RATINGS

3.5 ~ 13.5

UNIT

V

„ ELECTRICAL CHARACTERISTICS

(TA= 25°C, VCC=8.0V, frequency=1kHz and RL=8Ω, Unless otherwise specified.)

PARAMETER

SYMBOL

TEST CONDITIONS

Quiescent Circuit Current

ICQ

VIN=0V, Vol=0V

Standby Current

ISTB

VIN=0V, Vol=0V

Output Offset Voltage

VOFF RG=10kΩ, Vol=0V

Total Harmonic Distortion

THD PO=0.5W, Vol=1.25V

Maximum Power Output 1

PO1 THD=10%, Vol=1.25V

Maximum Power Output 2

PO2 VCC=9V, THD=10%, Vol=1.25V

Ripple Rejection Ratio (Note )

RR

RG=10kΩ, Vol=0V

VR=0.5Vrms, fr=120Hz

Output Noise Voltage (Note )

VNO RG=10kΩ, Vol=0V

Volume Attenuation Ratio (Note )

Att

PO=0.5W, Vol=0V

Voltage Gain

GV

PO=0.5W, Vol=1.25V

Middle Voltage Gain

GVM PO=0.5W, Vol=0.6V

Standby Pin Current

ISTB2

VIN=0V, VSTB=3V

Volume Pin Current

IVOL

VIN=0V, VOl=0V

Input Impedance

Zi

VIN=±0.3VDC

Note: In measuring, the filter for the range of 15 Hz ~ 30 kHz (12 dB/OCT) is used.

MIN TYP MAX UNIT

20 60 mA

1

10 µA

-250 0 250 mV

0.10 0.5 %

2.4 3.0

W

3.2 4.0

W

30 50

dB

0.10 0.4 mVrms

70 85

dB

31 33 35 dB

20.5 23.5 26.5 dB

25 µA

-12

µA

24 30 36 kΩ

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

3 of 4

QW-R107-063.a

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