TDA8541 データシートの表示（PDF） - Philips Electronics
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TDA8541 Datasheet PDF : 20 Pages
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Philips Semiconductors
1 W BTL audio amplifier
Product specification
TDA8541
handbook−,2h0alfpage
SVRR
(dB)
−40
MGD886
(1)
−60
(2)
(3)
−80
10
102
103
104
105
f (Hz)
VCC = 7.5 V, RL = 4 Ω, Rs = 0 Ω, Vi = 100mV.
(1) Gv = 24 dB.
(2) Gv = 20 dB.
(3) Gv = 0 dB.
Fig.16 SVRR as a function of frequency.
handbook, h2alfpage
Po
(W)
1.6
1.2
0.8
MGD887
(1)
(2)
(3)
0.4
0
0
4
8
12
16
VCC (V)
(1) THD = 10%, RL = 4 Ω.
(2) THD = 10%, RL = 8 Ω.
(3) THD = 10%, RL = 16 Ω.
Fig.17 Po as a function of VCC.
handbook1, .h6alfpage
P
(W)
1.2
0.8
0.4
MGD888
(1)
(2) (3)
handbook1, h.2alfpage
P
(W)
0.8
0.4
MGD889
(1)
(2)
(3)
0
0
4
8
12 VCC (V) 16
0
0
0.4
0.8
1.2 Po (W) 1.6
(1) RL = 4 Ω.
(2) RL = 8 Ω.
(3) RL = 16 Ω.
Fig.18 Worst case power dissipation as a function
of VCC.
(1) VCC = 7.5 V, RL = 4 Ω.
(2) VCC = 12 V, RL = 16 Ω.
(3) VCC = 9 V, RL = 8 Ω.
Fig.19 Power dissipation as a function of Po.
1998 Apr 01
11
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