參數(shù)資料
型號(hào)： 935186180112
廠商： NXP SEMICONDUCTORS
元件分類： 音頻控制
英文描述： 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PZFM13
封裝： PLASTIC, SOT-141, SIP-13
文件頁(yè)數(shù)： 16/18頁(yè)
文件大?。?/td> 152K
代理商： 935186180112
1998 Apr 07
7
Philips Semiconductors
Product specication
2
× 8 W stereo BTL audio output amplier
with DC volume control
TDA7057AQ
Fig.3
Quiescent current as a function of supply
voltage.
handbook, halfpage
04
20
VP (V)
40
30
10
0
20
MBG672
812
16
Iq
(mA)
Fig.4 THD as a function of output power.
(1) RL =16 .
(2) RL =8 .
handbook, halfpage
12
THD
(%)
Pout (W)
0
8
102
101
1
MBG675
10
4
(1)
(2)
Fig.5 THD as a function of frequency.
(1) Gv = 40 dB; Po = 0.5 W.
(2) Gv = 30 dB; Po = 0.5 W.
handbook, halfpage
102
MBG674
10
1
102
101
f (kHz)
THD
(%)
10
0
4
8
6
2
(2)
(1)
Fig.6
Output power as a function of supply
voltage.
THD = 10%; f = 1 kHz.
(1) RL =8 .
(2) RL =16 .
handbook, halfpage
12
0
4
8
MBG676
020
4
8
12
16
Po
(W)
VP (V)
(2)
(1)
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