LM386(2005) 데이터 시트보기 (PDF) - Unisonic Technologies
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LM386 Datasheet PDF : 7 Pages
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LM386
TYPICAL APPLICATIONS CIRCUIT(cont.)
Amplifier with Bass Boost
LINEAR INTEGRATED CIRCUIT
Square Ware Oscillator
Vs
BYPASS
10K
2
6
-
7
3+ 4
15
8
0.033µF
10K
250µF
+
VO
0.05µF RL
10Ω
0.1µF
Vs
2
6
-
1
3+
4
30K
8
50µF
+
5
10K
VO
RL
1K
f=1kHz
AM Radio Power Amplifier
Cc
FROM
DETECTOR
VOL
10K
Vs
0.05µ F
R1
10K
C1
2- 6
2200pF
3+ 4
10µ F
+
1
85
7
47
+10µ F
FERRITE
BEAD
250µ F
+
+
0.05µ F
8Ω
SPEAKER
Note 1: Twist Supply lead and supply ground very tightly.
Note 2: Twist speaker lead and ground very tightly.
Note 3: Ferrite bead in Ferroxcube K5-001-001/3B with 3 turns of wire.
Note 4: R1C1 band limits input signals.
Note 5: All components must be spaced very closely to IC.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5
QW-R107-007. F
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