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零件编号
产品描述 (功能)
L3305 查看數據表(PDF) - Unisonic Technologies
零件编号
产品描述 (功能)
生产厂家
L3305
LOW VOLTAGE CLASS B AMPLIFIER
Unisonic Technologies
L3305 Datasheet PDF : 6 Pages
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L3305
TEST CURICT
LINEAR INTEGRATED CIRCUIT
10
μ
10
μ
820
V
I
20k
0.1
μ
1kHz
R
IN
3.9k
220
R
F
200k
1
14
10
μ
2
13
3
12
4
11
UTC L3305
5
10
6
9
7
8
10
μ
V
B
= 1.30 V
DC
R
B
4.7
V
O
0.1
μ
10
μ
HAMMOND
99966
R
L
= 470
Ω
0.1
μ
V
C
10k
0.1
μ
0.1
μ
Note: 1. Test Circuit Amplifier Gain = 20 Log
10
( V
OUT
/ V
IN
) + 40dB
2. Preamp Gain =
R
F
set at 35dB
R
IN
Fig. 1 Test Circuit
10
μ
MIC
0.1
μ
1
2
6.8
μ
3
4
5
6
0.1
μ
7
220k
14
13
12
UTC
L3305
11
10
9
8
N/C
6.8
μ
10
μ
N/C
10k
0.1
μ
0.1
μ
Fig. 2 Typical Hearing Aid Circuit
0.1
μ
Receiver 400
Ω
Impedance
V
B
= 1.30 V
DC
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R107-052,A
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