參數(shù)資料
型號: TS4890IS
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝: MICRO, PLASTIC, SO-8
文件頁數(shù): 20/31頁
文件大?。?/td> 432K
代理商: TS4890IS
TS4890
27/31
Application n
°2 : 20Hz to 20kHz bandwidth and
20dB gain BTL power amplifier.
Components :
Application n
°3 : 50Hz to 10kHz bandwidth and
10dB gain BTL power amplifier.
Components :
Application n
°4 : Differential inputs BTL power
amplifier.
In this configuration, we need to place these
components : R1, R4, R5, R6, R7, C4, C5, C12.
We have also : R4 = R5, R1 = R6, C4 = C5.
The gain of the amplifier is :
For a 20Hz to 20kHz bandwidth and 6dB gain BTL
power amplifier you could follow the bill of material
below.
C7
100nF
C9
Short Circuit
C10
Short Circuit
C12
1
F
S1, S2, S6, S7
2mm insulated Plug
10.16mm pitch
S8
3 pts connector 2.54mm
pitch
P1
PCB Phono Jack
D1*
Led 3mm
U1
TS4890ID or TS4890IS
Designator
Part Type
R1
110k / 0.125W
R4
22k / 0.125W
R6
Short Cicuit
R7*
(Vcc-Vf_led)/If_led
R8
10k / 0.125W
C5
470nF
C6
100
F
C7
100nF
C9
Short Circuit
C10
Short Circuit
C12
1
F
S1, S2, S6, S7
2mm insulated Plug
10.16mm pitch
S8
3 pts connector 2.54mm
pitch
P1
PCB Phono Jack
D1*
Led 3mm
U1
TS4890ID or TS4890IS
Designator
Part Type
Designator
Part Type
R1
33k / 0.125W
R2
Short Circuit
R4
22k / 0.125W
R6
Short Cicuit
R7*
(Vcc-Vf_led)/If_led
R8
10k / 0.125W
C2
470pF
C5
150nF
C6
100
F
C7
100nF
C9
Short Circuit
C10
Short Circuit
C12
1
F
S1, S2, S6, S7
2mm insulated Plug
10.16mm pitch
S8
3 pts connector 2.54mm
pitch
P1
PCB Phono Jack
D1*
Led 3mm
U1
TS4890ID or TS4890IS
)
Input
.
Neg
Input
.
Pos
(
4
R
1
R
2
GVDIFF
=
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