TDA8944AJ Datasheet, PDF (11/20 Pages) NXP Semiconductors – 2 x 7 W BTL audio amplifier with DC gain control

Philips Semiconductors
TDA8944AJ
2 x 7 W BTL audio amplifier with DC gain control
10
handbook, halfpage
P
(W)
8
MGW598
0
handb_αo_cok_s, halfpage
(dB)
− 20
MGW599
6
− 40
4
− 60
2
− 80
0
0
2
4
6
8 _{Po (W)} 10
− 100
10
10²
10³
10⁴
10⁵
f (Hz)
V_CC = 12 V; R_L = 8 Ω
Fig 12. Power dissipation as function of output power.
V_CC = 12 V; no bandpass filter applied
Fig 13. Channel separation as function of frequency.
0
handbook, halfpage
SVRR
(Hz)
− 20
MGW600
− 40
B
A
− 60
− 80
− 100
10
10²
10³
10⁴
10⁵
f (Hz)
V_CC = 12 V; R_source = 0 Ω; V_ripple = 707 mV (RMS); a bandpass filter of 10 Hz to 80 kHz has been applied.
Curve A: inputs short-circuited
Curve B: inputs short-circuited and connected to ground.
Fig 14. Supply voltage ripple rejection as function of frequency.
9397 750 09433
Product data
Rev. 01 — 01 March 2002
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
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