TDA7057A 查看數據表（PDF） - Philips Electronics
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TDA7057A Datasheet PDF : 16 Pages
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Philips Semiconductors
2 × 8 W stereo BTL audio output amplifier
with DC volume control
Product specification
TDA7057AQ
handbook,4h0alfpage
Iq
(mA)
30
MBG672
20
10
0
0
4
8
12
16
20
VP (V)
Fig.3 Quiescent current as a function of supply
voltage.
12
handbook, halfpage
THD
(%)
8
4
MBG675
(1)
(2)
0
10−2
10−1
1 Pout (W) 10
(1) RL = 16 Ω.
(2) RL = 8 Ω.
Fig.4 THD as a function of output power.
10
handbook, halfpage
THD
(%)
8
6
4
2
(1)
(2)
0
10−2
10−1
1
MBG674
10
102
f (kHz)
(1) Gv = 40 dB; Po = 0.5 W.
(2) Gv = 30 dB; Po = 0.5 W.
Fig.5 THD as a function of frequency.
1998 Apr 07
handbook,1h2alfpage
Po
(W)
8
MBG676
(1)
(2)
4
0
0
4
8
THD = 10%; f = 1 kHz.
(1) RL = 8 Ω.
(2) RL = 16 Ω.
12
16
20
VP (V)
Fig.6 Output power as a function of supply
voltage.
7
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