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AN2621 Datasheet(PDF) 3 Page - STMicroelectronics

Part # AN2621
Description  TS488/9 low power stereo headphone amplifier
PDF  5 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2621 Datasheet(HTML) 3 Page - STMicroelectronics

  AN2621 Datasheet HTML 1Page - STMicroelectronics AN2621 Datasheet HTML 2Page - STMicroelectronics AN2621 Datasheet HTML 3Page - STMicroelectronics AN2621 Datasheet HTML 4Page - STMicroelectronics AN2621 Datasheet HTML 5Page - STMicroelectronics  
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AN2621
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Figure 1.
Schematic diagram
VCC
1uF
C1
100nF
C2
20k
R11
20k
R21
20k
R12
20k
R22
1uF
C3
VCC
220uF
C13
220uF
C23
1
2
3
4
P10
Input
1
2
P1
Vcc
VCC
1
2
3
P2
OUT1
OUT2
1
2
3
4
P20
Output
C22
C12
Input1
Input2
330nF
C11
330nF
C21
Jumper J1
1k
R23
1k
R13
VIN1
2
VIN2
6
VOUT2
7
VOUT1
1
BIAS
BPS
3
STDB
5
TS488=STDB
TS489=STDB
U1
Table 3.
Component list for the evaluation board
Designation
Quantity
Description
C11, C21
2
330nF/16V, ceramic capacitors, 0805
C12, C22
0
Not assembled, 0603
C2
1
100nF/16V, ceramic capacitors, 0805
C1, C3
2
1
μF/50V, electrolytic capacitor, 1206
C13, C23
2
220
μF/10V, electrolytic capacitor
P1
1
2-pin header 2.54mm pitch
P2
1
3-pin header 2.54mm pitch
P10, P20
2
4-pin header 2.54mm pitch
J1
1
Jumper, 2.54mm pitch
U1
1
TS488 or TS489



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