CD2025B 查看數據表（PDF） - Unspecified
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CD2025B Datasheet PDF : 3 Pages
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Silicore
CD2025B
BRIDGE AMPLIFIER TEST AND APPLICATION CIRCUIT
INPUT
100uF 100uF
7 8 9 Fin 10
CD2025B
6 5 4 Fin 3
11 12
21
100uF 100uF
Vcc
1000uF
RL
470uF
APPLICATION INFORMATION
1. Stereo application
(1) Fixed Vo ltag e gain
8
+
(Pin 9 connected to GND directly )
R2
CH1
11
9
-
R1
Rf
Gv=20 log( R1/R2)
(2) Variable voltage gain
(Rf and C, Connected with pin 9)
C1
Gv=20 log (R1/(R2+Rf)
2.Bridge application
INPUT
8
R2
9
Rf
C1
+
CH1
-
R1
5K
10K
11 C4
2
RL C6
+
CH2
R3
-
R4
5
4
C2
1
(1) Fixed voltage gain (pin 9 connected to GND directly)
Gv=20log (R1/R2)
(2)Variable voltage gain Rf and C1 connected with pin 9
Gv=20 log (R1/(R2+Rf))
SHAOXING SILICORE TECHNOLOGY CO.,LTD
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