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TDA8543 Datasheet, PDF (9/20 Pages) NXP Semiconductors – 2 W BTL audio amplifier
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Philips Semiconductors
2 W BTL audio amplifier
Product specification
TDA8543
10
handbook, halfpage
THD
(%)
1
10−1
(2)
MGK409
(1)
(3)
10−2
10
102
103
Po = 0.5 W, Gv = 20 dB.
(1) VCC = 5 V, RL = 8 Ω.
(2) VCC = 7.5 V, RL = 8 Ω.
(3) VCC = 9 V, RL = 16 Ω.
104
105
f (Hz)
Fig.7 THD as a function of frequency.
handbook−,2h0alfpage
SVRR
(dB)
−40
−60
MGD879
(1)
(2)
(3)
−80
10
102
103
104 f (Hz) 105
VCC = 5 V, 8 Ω, Rs = 0 Ω, Vr = 100 mV.
(1) Gv = 30 dB.
(2) Gv = 20 dB.
(3) Gv = 6 dB.
Fig.8 SVRR as a function of frequency.
handbook2, .h5alfpage
Po
(W)
2
1.5
1
MGK405
(1)
(2)
(3)
0.5
0
0
4
THD = 10%.
(1) RL = 8 Ω.
(2) RL = 16 Ω.
(3) RL = 25 Ω.
8 VCC (V) 12
Fig.9 Po as a function of VCC.
1997 Jun 12
handbook, h2alfpage
P
(W)
1.5
1
MGK406
(1)
(2)
(3)
0.5
0
0
4
8 VCC (V) 12
(1) RL = 8 Ω.
(2) RL = 16 Ω.
(3) RL = 25 Ω.
Fig.10 Worst case power dissipation as a function
of VCC.
9
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