TDA8541 Datasheet, PDF (11/20 Pages) NXP Semiconductors – 1 W BTL audio amplifier

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)
V_CC = 7.5 V, R_L = 4 Ω, R_s = 0 Ω, V_i = 100mV.
(1) G_v = 24 dB.
(2) G_v = 20 dB.
(3) G_v = 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%, R_L = 4 Ω.
(2) THD = 10%, R_L = 8 Ω.
(3) THD = 10%, R_L = 16 Ω.
Fig.17 P_o as a function of V_CC.
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) R_L = 4 Ω.
(2) R_L = 8 Ω.
(3) R_L = 16 Ω.
Fig.18 Worst case power dissipation as a function
of V_CC.
(1) V_CC = 7.5 V, R_L = 4 Ω.
(2) V_CC = 12 V, R_L = 16 Ω.
(3) V_CC = 9 V, R_L = 8 Ω.
Fig.19 Power dissipation as a function of P_o.
1998 Apr 01
11