TDA8591J 데이터 시트보기 (PDF) - Philips Electronics
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TDA8591J Datasheet PDF : 36 Pages
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Philips Semiconductors
4 × 44 W into 4 Ω or 4 × 75 W into 2 Ω
quad BTL car radio power amplifier
Preliminary specification
TDA8591J
12 AC CHARACTERISTICS
VP = VP1 = VP2 = VP3 = 14.4 V; RL = 4 Ω; f = 1 kHz; Tamb = 25 oC; measured in the circuit of Fig.29; unless otherwise
specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Po
Gv
THD + N
αcs
∆Gv
Vn(o)
Vo(mute)
SVRR
Zi
CMRR
BP
fro(l)
fro(h)
output power
THD + N = 0.5 %
RL = 4 Ω
20
22
−
W
RL = 2 Ω
−
34
−
W
THD + N = 1 %; RL = 2 Ω −
35
−
W
THD + N = 10 %
RL = 4 Ω
RL = 2 Ω
27
28
−
W
−
47
−
W
EIAJ values
RL = 4 Ω
RL = 2 Ω
41.5 44
W
−
75
−
W
voltage gain
total harmonic distortion plus
noise
channel separation
channel unbalance
Vi = 40 mV (RMS)
25
Po = 1 W; f = 1 kHz
−
Po = 10 W; f = 10 kHz
−
Vi = 40 mV (RMS); Rs = 0 Ω 56
−
26
27
dB
0.03 0.1
%
0.2
−
%
68
−
dB
−
1
dB
noise output voltage
Rs = 0 Ω; note 1
operating mode
−
70
110
µV
mute mode
−
16
−
µV
output voltage in mute mode mute mode; Vi = 1 V (RMS) −
16
30
µV
supply voltage ripple rejection Vripple = 2 V (p-p); mute or 54
68
−
dB
operating mode; Rs = 0 Ω
input impedance
Vi ≤ 3 V (RMS)
60
70
−
kΩ
common mode rejection ratio
Rs = 0 Ω;
Vcm = 0.35 V (RMS)
−
70
−
dB
power bandwidth
THD + N = 0.5%; Po = −1 dB −
20 to −
Hz
with respect to 17 W
20 000
low frequency roll-off
at −1 dB; note 2
−
25
−
Hz
high frequency roll-off
at −1 dB
150
300
−
kHz
Notes
1. The noise output voltage is measured in a bandwidth of 20 Hz to 20 kHz.
2. The frequency response is fixed with external components.
2002 Jan 14
16
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