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SA7412 PDF даташит

Спецификация SA7412 изготовлена ​​​​«Silan Microelectronics» и имеет функцию, называемую «2CH AUDIO POWER AMPLIFIER».

Детали детали

Номер произв SA7412
Описание 2CH AUDIO POWER AMPLIFIER
Производители Silan Microelectronics
логотип Silan Microelectronics логотип 

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SA7412 Даташит, Описание, Даташиты
SA7412
2-CH AUDIO POWER AMPLIFIER(1W X2)
DESCRIPTION
SA7412 is a dual channel audio power amplifier capable of delivering
1W per channel of maximum output power to a 8load using a single
9V supply at 10% THD.
FEATURES
* Fixed gain
* Single supply operation
* Integrated standby and mute function
* Integrated volume and input switch function
* Integrated monitor function
* Internal thermal protection
APPLICATIONS
* Audio power amplifier with high performance
* TV
* Monitor
FDIP-16-300-2.54
ORDERING INFORMATION
Device
SA7412
Package
FDIP-16-300-2.54
BLOCK DIAGRAM
www.DataSheet4U.com
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2005.11.18
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SA7412 Даташит, Описание, Даташиты
SA7412
ABSOLUTE MAXIMUM RATINGS (Tamb=25°C, unless otherwise specified)
Characteristic
Storage Temperature
Operating Ambient Temperature
Operating Ambient Pressure
Operating Constant Acceleration
Operating Shock
Supply Voltage
Supply Current
Power Dissipation
Operating Supply Voltage Range
Symbol
Tstg
Topr
Popr
Gopr
Sopr
VCC
ICC
PD
VCC
Value
-55 ~ +150
-25 ~ +70
1.013×105 ± 0.61×105
9810
4900
15.0 (*)
1.5
2 (**)
7.5 ~ 13.5
Unit
°C
°C
Pa
m/s2
m/s2
V
A
W
V
Note: (*) No signal input;
(**) Tamb=75°C and without heatsink.
ELECTRICAL CHARACTERISTICS (Unless otherwise specified: VCC= 9V; RL =8, Tamb =25°C, f = 1kHz)
Characteristics
Symbol
Test Condition
Min. Typ. Max. Unit
Quiescent Current
ICQ STBY/MUTE=5V; No input; VOL=0V
-- 32 80 mA
Standby Current
ISTBY STBY/MUTE=0V;No input; VOL=0V
-- 5 50 µA
Stand-by On Voltage
Vstby-on VOL=0V; No input; I_supply 50µA
0 -- 0.3 V
Stand-by Off Voltage
Vstby-off VOL=0V; No input; I_supply 14mA
1.2 -- -- V
Output End Noise Voltage
STBY/MUTE =5.0V; No input;
Vno
VOL =0V; Rg=10k
mVr
-- 0.15 0.5
ms
Ripple Rejection Ratio
STBY/MUTE =5.0V; VOL =0V; Rg=10k;
RR 30 50 -- dB
Vripple=1Vrms; fripple=120Hz
Voltage Gain
STBY/MUTE =5.0V;
GV
Po=0.25W; VOL =3.3V
31.5 33.5 35.5 dB
www.DataShTeoetta4lUH.caormmonic Distortion
STBY/MUTE =5.0V;
THD
Po=0.25W; VOL=3.3V
-- 0.25 0.4 %
Maximum Output Power
STBY/MUTE =5.0V;
PO
THD=10%; VOL =3.3V
0.8 1.0 -- W
Mid Volume Gain
GVmid STBY/MUTE =5.0V; VOL =1.5V
24.5 27.5 30.5 dB
Min Volume Attenuation Ratio
ATTmin STBY/MUTE=5.0V; VOL =0V~3.3V
65 75 -- dB
Muting Ratio
MR VOL=3.3V;STBY/MUTE=1.8V~ 5.0V
65 75 -- dB
Mute On Voltage
Mute-on VOL=3.3V; MR 65dB
0 -- 1.8 V
Mute Off Voltage
Mute-off VOL =3.3V; GV 31.5dB
3.8 -- 5.0 V
Under Voltage Lock Up
UVLO STBY/MUTE=5.0V; ICQ<1mA; No Output -- 6.5 7.5 V
Crosstalk Between Channel A
CT STBY/MUTE =5.0V; VOL =3.3V
and B
45 60 -- dB
Channel Balance
CB STBY/MUTE =5.0V; VOL =3.3V
-1 0 1 dB
Monitor Output Gain
GMO STBY/MUTE =5.0V; VOL =3.3V
-2 -0.5 2 dB
Voltage Threshold to Select Input
STBY/MUTE =5.0V; VOL =3.3V;
VSWA
0
A Po=0.25W
-- 0.6 V
Voltage Threshold to Select Input
STBY/MUTE =5.0V; VOL =3.3V;
VSWB
2.5 -- 5.0 V
B Po=0.25W
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2005.11.18
Page 2 of 7









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SA7412 Даташит, Описание, Даташиты
PIN CONFIGURATION
SA7412
PIN DESCRIPTION
Pin No.
1
2
3
4
5
6
www.DataSheet4U.7com
8
9
10
11
12
13
14
15
16
Pin Name
CH1 INA
STBY/MUTE
CH1 INB
INPUT GND
RF
CH2 INA
VOL
CH2 INB
MONITOR2
POWER GND 2
CH2 OUT
INSW
VCC
CH1 OUT
POWER GND 1
MONITOR1
Pin Description
Input A of Channel 1.
Standby and Mute.
Input B of Channel 1.
Signal GND.
Ripple Rejection.
Input A of Channel 2.
Volume.
Input B of Channel 2.
Monitor of Channel 2.
Power GND 2.
Output of Channel 2.
Switch between INA and INB.
Supply Voltage.
Output of Channel 1.
Power GND 1.
Monitor of Channel 1.
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2005.11.18
Page 3 of 7










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