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PA4867G-P20-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 PA4867G-P20-R
功能描述  DUAL 2.1W AUDIO AMPLIFIER PLUS STEREO HEADPHONE FUNCTION
PDF  7 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

PA4867G-P20-R 数据表(HTML) 4 Page - Unisonic Technologies

  PA4867G-P20-R Datasheet HTML 1Page - Unisonic Technologies PA4867G-P20-R Datasheet HTML 2Page - Unisonic Technologies PA4867G-P20-R Datasheet HTML 3Page - Unisonic Technologies PA4867G-P20-R Datasheet HTML 4Page - Unisonic Technologies PA4867G-P20-R Datasheet HTML 5Page - Unisonic Technologies PA4867G-P20-R Datasheet HTML 6Page - Unisonic Technologies PA4867G-P20-R Datasheet HTML 7Page - Unisonic Technologies  
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PA4867
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
4 of 7
www.unisonic.com.tw
QW-R502-125.B
TYPICAL APPLICATION CIRCUIT
M
U
X
AmpAM
AmpAS
Control Pin
Headphone
Tip
Ring
Control Pin
M
U
X
AmpBM
AmpBS
Audio
Input
CS
0.1µF
RI
20KΩ R
I
20KΩ
CI
0.33µF
Audio
Input
13
11
20
8
6 -IN A1
+IN A
VDD
4, 17
-IN B2
-IN B1
+IN B
2, 7, 19
20KΩ
20KΩ
20KΩ
+OUT B12
18
16
-OUT B
+OUT A
3
20KΩ
20KΩ
-OUT A 5
20KΩ
CI
0.33µF
Sleeve
GND
CB
2.2µF
MUX CTRL
Bias
Control
Shutdown
HP-IN
1
10
Voltage
Bypass
And
De-pop
Noise
Bypass
14
CI
0.33µF R
I
Audio
Input
20KΩ
20KΩ
RI
CI
0.33µF
Audio
Input
15
Rf
20KΩ
Rf
20KΩ
Rf
20KΩ
Rf
20KΩ
9 -IN A2
Figure 1. Typical Audio Amplifier Application Circuit
Thermal
Shutdown



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