PT2300 데이터 시트보기 (PDF) - Princeton Technology
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PT2300 Datasheet PDF : 15 Pages
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2W x 2 Class AB Audio Power Amplifier
PT2300
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, Vcc=5V, bandwidth=22~22KHz)
Parameter
Symbol
Condition
Supply Voltage
Vcc
SE Mode
Operating Current
Is
BTL Mode
Shutdown=ON
Two Channels Gain
Error
Gerr
RIN=RF=20KΩ
Po=0.2W, RL=4Ω
THD+N
THD
Po=1W, RL=4Ω
Po=50mW, RL= 32Ω
THD=1%, RL=8Ω
THD=10%, RL=8Ω
Power Output
BTL
Po
THD=1%, RL=4Ω
THD=10%, RL=4Ω
THD=1%, RL=4Ω,
VCC=6V
SE
THD=1%, RL=32Ω
THD=10%, RL=32Ω
Signal-to-Noise Ratio SNR
A-weighted
Residual Noise
Vno
A-weighted
Output Offset
Voff
DC Vol = 0V, +OUT ~ -OUT
Channel Separation
CS
BTL
SE
F=1KHz
Power Signal-to-Noise
Repel Rate
PSRR
BTL
SE
F=1KHz
Volume Control Range Vatt
DC Vol=5V
DC Vol=17%Vcc
F=1KHz
Volume Control Step Vstep
Vatt=0 ~ -45dB
Mute
mute
DC Vol=0V
Temperature Protect
TH
Overheat close
Back to work
Shutdown Voltage
VSD
Shutdown ON
Shutdown OFF
VDD=3 ~ 5V
Shutdown pin
SE/BTL Voltage
VSB
SE
BTL
VDD= 3 ~ 5V
Min.
3
6
8
0.2
-1
0.03
0.06
0.03
1.0
1.2
1.4
1.8
1.9
80
100
85
25
25
85
77
58
52
-1
-44
1.3
-85
-
-
0.5
-
0.8
-
Typ.
5
8
10
0.7
0
0.05
0.08
0.05
1.1
1.4
1.6
2.0
2.0
85
110
90
40
50
88
80
60
55
0
-45
1.5
-88
120
80
0.6
0.2
0.9
0.1
Max. Unit
6
V
12
14
mA
1 µA
+1 dB
0.07
0.15 %
0.07
1.2
1.6
1.8 W
2.1
2.2
90
120
mW
91 dB
50 µV
100 mV
91
83
dB
63
58
dB
+1
-46
dB
1.7 dB
-90 dB
-
-
℃
-
0.3
Vcc
-
0.2
Vcc
PT2300 V1.0
-9-
December, 2005
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