SA58632 Datasheet, PDF (17/26 Pages) NXP Semiconductors – 2 x 2.2 W BTL audio amplifier

Philips Semiconductors
SA58632
2 × 2.2 W BTL audio amplifier
10
THD+N
(%)
1
002aac093
10^−1
10^−2
10
(1)
(2)
(3)
10²
10³
P_o = 0.5 W; G_v = 20 dB.
(1) V_CC = 7.5 V; R_L = 4 Ω.
(2) V_CC = 9 V; R_L = 8 Ω.
(3) V_CC = 12 V; R_L = 16 Ω.
10⁴
10⁵
f (Hz)
Fig 17. THD+N versus frequency
−20
PSRR
(dB)
−40
−60
002aac095
(1)
(2)
(3)
−80
10
10²
10³
R_s = 0 Ω; V_ripple = 100 mV.
(1) G_v = 24 dB.
(2) G_v = 20 dB.
(3) G_v = 0 dB.
Fig 19. PSRR versus frequency
10⁴
10⁵
f (Hz)
−20
α_cs
(dB)
(1)
−40
002aac094
−60
(2)
−80
−100
10
(3)
(4)
(5)
10²
10³
10⁴
10⁵
f (Hz)
V_o = 1 V; G_v = 20 dB.
(1) V_CC = 5 V; R_L = 32 Ω, to buffer.
(2) V_CC = 7.5 V; R_L = 4 Ω.
(3) V_CC = 9 V; R_L = 8 Ω.
(4) V_CC = 12 V; R_L = 16 Ω.
(5) V_CC = 5 V; R_L = 32 Ω.
Fig 18. Channel separation versus frequency
2.0
P_o
(W)
1.6
1.2
002aac096
(1)
(2)
(3)
0.8
0.4
0
0
4
8
THD+N = 10 %.
(1) R_L = 4 Ω.
(2) R_L = 8 Ω.
(3) R_L = 16 Ω.
Fig 20. P_o versus V_CC
12
16
V_CC (V)
SA58632_1
Product data sheet
Rev. 01 — 27 June 2006
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
17 of 26