TDA8581 데이터 시트보기 (PDF) - Philips Electronics
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TDA8581 Datasheet PDF : 20 Pages
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Philips Semiconductors
Multi-purpose high-gain power amplifier
Preliminary specification
TDA8581
SYMBOL
PARAMETER
CONDITIONS
MIN.
Stereo BTL application (see Fig.8)
THD
Po
Gv
αcs
∆Gv
Voffset(DC)
Vno
Vno(mute)
Vo(mute)
SVRR
total harmonic distortion
fi = 1 kHz; Po = 1 W; RL = 4 Ω −
fi = 10 kHz; Po = 1 W;
−
RL = 4 Ω; filter: f < 30 kHz
fi = 1 kHz; Po = 1 W;
−
VP = 14.4 V; RL = 4 Ω
fi = 1 kHz; Po = 10 W;
−
VP = 24 V; RL = 8 Ω
output power
THD = 0.5%; VP = 14.4 V;
15
RL = 4 Ω
THD = 0.5%; VP = 24 V;
25
RL = 8 Ω
THD = 10%; VP = 14.4 V;
18
RL = 4 Ω
THD = 10%; VP = 24 V;
−
RL = 8 Ω
voltage gain
Vo(rms) = 3 V
44
channel separation
Po = 2 W; fi = 1 kHz; RL = 4 Ω 40
channel unbalance
−
DC output offset voltage
VP = 14.4 V; ‘on’ condition
−
VP = 14.4 V; ‘mute’ condition; −
RL = 4 Ω
noise output voltage
Rs = 1 kΩ; VP = 14.4 V; note 3 −
noise output voltage mute
note 3
−
output voltage mute
Vi(rms) = 1 V
−
supply voltage ripple rejection Rs = 0 Ω; fi = 1 kHz;
48
Vripple(p-p) = 2 V; ‘on’ or ‘mute’
condition
Zi
input impedance
23
CMRR
common mode rejection ratio Rs = 0 Ω; Vi(rms) = 0.5 V;
−
fi = 1 kHz
Quad SE application (see Fig.9)
THD
Po
total harmonic distortion
output power
fi = 1 kHz; Po = 1 W; RL = 4 Ω −
fi = 10 kHz; Po = 1 W;
−
RL = 4 Ω; filter: f < 30 kHz
THD = 0.5%; VP = 14.4 V;
4
RL = 4 Ω
THD = 0.5%; VP = 24 V;
11.5
RL = 4 Ω
THD = 10%; VP = 14.4 V;
−
RL = 4 Ω
THD = 10%; VP = 24 V;
14
RL = 4 Ω
TYP.
0.05
0.2
0.05
0.05
16
28
20
35
46
55
−
0
10
200
0
15
−
30
40
0.05
0.2
4.2
13
5.5
16
MAX. UNIT
0.1
%
−
%
−
%
−
%
−
W
−
W
−
W
−
W
48
dB
−
dB
1
dB
120
mV
20
mV
320
µV
20
µV
1500 µV
−
dB
37
kΩ
−
dB
0.1
%
−
%
−
W
−
W
−
W
−
W
1998 May 27
8
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