TDA8922C_15 Datasheet, PDF (31/40 Pages) NXP Semiconductors – 2X75 W class-D power amplifier

NXP Semiconductors
TDA8922C
2 × 75 W class-D power amplifier
0
SVRR
(dB)
−40
010aaa587
(1)
(2)
−80
(3)
−120
10
10²
10³
10⁴
10⁵
fi (Hz)
Ripple on V_SS, short on input pins.
V_DD = 25 V, V_SS = −25 V, V_ripple = 2 V (p-p), 1 × 8 Ω BTL configuration.
(1) Operating mode.
(2) Mute mode.
(3) Standby mode.
Fig 27. SVRR as a function of ripple frequency, ripple on V_SS
10²
V_o
(V)
1
010aaa580
10^−2
10^−4
(1)
(2)
10^−6
0
2
4
6
V_MODE (V)
V_DD = 30 V, V_SS = −30 V, V_i = 100 mV.
(1) Mode voltage down.
(2) Mode voltage up.
Fig 28. Output voltage as a function of mode voltage
TDA8922C_1
Product data sheet
Rev. 01 — 7 September 2009
© NXP B.V. 2009. All rights reserved.
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