TDA8542 Datasheet, PDF (10/20 Pages) NXP Semiconductors – 2 x 1 W BTL audio amplifier

Philips Semiconductors
2 × 1 W BTL audio amplifier
Product specification
TDA8542
10
handbook, halfpage
THD
(%)
1
10^−1
MGD892
(1)
(2)
10^−2
10
10²
10³
10⁴
10⁵
f (Hz)
P_o = 0.5 W, G_v = 20 dB.
(1) V_CC = 5 V, R_L = 8 Ω.
(2) V_CC = 9 V, R_L = 16 Ω.
Fig.6 THD as a function of frequency.
handbook^−,⁶h⁰alfpage
α_cs
(dB)
−70
−80
−90
MGD893
(1)
(2)
(3)
−100
10
10²
10³
V_CC = 5 V, V_o = 2 V, R_L = 8 Ω.
(1) G_v = 30 dB.
(2) G_v = 20 dB.
(3) G_v = 6 dB.
10⁴ _{f (Hz)} 10⁵
Fig.7 Channel separation as a function of
frequency.
handbook^−,²h⁰alfpage
SVRR
(dB)
−40
−60
MGD894
(1)
(2)
(3)
−80
10
10²
10³
V_CC = 5 V, R_s = 0 Ω, V_r 100 mV.
(1) G_v = 30 dB.
(2) G_v = 20 dB.
(3) G_v = 6 dB.
10⁴
10⁵
f (Hz)
Fig.8 SVRR as a function of frequency.
1998 Apr 01
handbook², ^.h⁵alfpage
Po
(W)
2
1.5
1
0.5
0
0
MGD895
(1)
(2)
4
8
12
VCC (V)
(1) THD = 10%, R_L = 8 Ω.
(2) THD = 10%, R_L = 16 Ω.
Fig.9 P_o as a function of V_CC.
10