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AA4838 데이터시트 PDF




Agamem Microelectronic에서 제조한 전자 부품 AA4838은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


 

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부품번호 AA4838 기능
기능 AUDIO POWER AMPLIFIER
제조업체 Agamem Microelectronic
로고 Agamem Microelectronic 로고


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AA4838 데이터시트, 핀배열, 회로
www.DataSheet4U.com
AA4838Agamem Microelectronics Inc.
PRELIMINARY
AUDIO POWER AMPLIFIER
DESCRIPTION
The AA4838 is a monolithic integrated circuit that provides DC volume control, and stereo
bridged audio power amplifiers capable of producing 2W into 4Ωwith less than 1.0% THD or
2.2W into 3 Ω with less than 1.0% THD. The audio integrated circuits were designed
specifically to provide high quality audio while requiring a minimum amount of external
components. The AA4838 incorporates a DC volume control, stereo bridged audio power
amplifiers and a selectable gain or bass boost, making it optimally suited for multimedia
monitors, portable radios, and desktop and portable computer applications. The AA4838
features an externally controlled, low-power consumption shutdown mode, and both a power
amplifier and headphone mute for maximum system flexibility and performance.
FEATURES
• DC volume control interface.
• System beep detects.
• Stereo switchable bridged/single-ended power amplifiers
• Selectable internal/external gain or bass boost
• “Click and pop” suppression circuitry
• Thermal shutdown protection circuitry
APPLICATIONS
• Portable and desktop computers
• Multimedia monitors
• Portable radios, PDAs, and portable TVs
©Copyright Agamem Microelectronics Inc.
1
www.agamem.com.tw 2008/8/26
AGAMEM MICROELECTRONICS INCOPERATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTS OR CIRCUIT DESRIBED HEREIN; NEITHER
DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.




AA4838 pdf, 반도체, 판매, 대치품
www.DataSheet4U.com
AA4838Agamem Microelectronics Inc.
PRELIMINARY
AUDIO POWER AMPLIFIER
ABSOLUTE MAXIMUM RATINGS
(TA = +25°C)
PARAMETER
SYMBOL
RATING
UNIT
Power supply voltage
Storage temperature
Input voltage
Power dissipation
ESD susceptibility
VCC
Tstg
VIN
PD
HBM
6
–65 ~+150
–0.3 ~VDD+0.3
Internally limited
2000
V
°C
V
mW
V
WARNING: Semiconductor devices can be permanently damaged by application of stress (voltage, current,
temperature, etc.) in excess of absolute maximum ratings. Do not exceed these ratings.
ELECTRICAL CHARACTERISTICS FOR ENTIRE IC
The following specifications apply for VDD = 5V unless otherwise noted. Limits apply for TA = 25˚C
PARAMETER
Supply Voltage
Quiescent Power
Supply Current
Shutdown Current
Headphone Sense
High Input Voltage
Headphone Sense
Low Input Voltage
SYMBOL TEST CONDITION
VDD
IDD
VIN= 0V, IO= 0A
ISD Vshutdown = VDD
VIH
VIL
VALUE
MIN TYP MAX
2.7 - 5.5
UNIT
V
- 15 30 mA
0.7 2.0 μA
4- - V
- - 0.8 V
©Copyright Agamem Microelectronics Inc.
4
www.agamem.com.tw 2008/8/26
AGAMEM MICROELECTRONICS INCOPERATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTS OR CIRCUIT DESRIBED HEREIN; NEITHER
DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.

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AA4838 전자부품, 판매, 대치품
www.DataSheet4U.com
AA4838Agamem Microelectronics Inc.
PRELIMINARY
AUDIO POWER AMPLIFIER
TYPICAL APPLICATION
©Copyright Agamem Microelectronics Inc.
7
www.agamem.com.tw 2008/8/26
AGAMEM MICROELECTRONICS INCOPERATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTS OR CIRCUIT DESRIBED HEREIN; NEITHER
DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.

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관련 데이터시트

부품번호상세설명 및 기능제조사
AA4838

AUDIO POWER AMPLIFIER

Agamem Microelectronic
Agamem Microelectronic

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