TDA8547 查看數據表（PDF） - Philips Electronics
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TDA8547 Datasheet PDF : 24 Pages
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Philips Semiconductors
2 × 1 W BTL audio amplifier with output
channel switching
Preliminary specification
TDA8547
handbook, h3alfpage
P
(W)
MGD896
handbook, h3alfpage
P
(1)
(W)
2
(1)
(2)
2
(2)
1
1
MGD897
0
0
4
8 VCC (V) 12
(1) RL = 8 Ω.
(2) RL = 16 Ω.
Fig.11 Worst case power dissipation as a function
of VCC (both channels on).
0
0
0.5
1
1.5
2
2.5
Po (W)
Sine wave of 1 kHz.
(1) VCC = 9 V; RL = 16 Ω.
(2) VCC = 5 V; RL = 8 Ω.
Fig.12 Power dissipation as a function of Po (both
channels on).
10
handbooVk,ohalfpage
(V)
1
MGL211
10−1
10−2
10−3
(1) (2) (3)
10−4
10−5
10−6
10−1
1
Band-pass = 22 Hz to 22 kHz.
(1) VCC = 3 V.
(2) VCC = 5 V.
(3) VCC = 12 V.
10
102
VMODE (V)
Fig.13 Vo as a function of VMODE.
1997 Oct 07
handbook,1h6alfpage
VMODE
(V)
12
8
4
0
0
4
MGL210
standby
mute
operating
8
12
16
VP (V)
Fig.14 VMODE as a function of VP.
12
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