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TDA8922C_15 Datasheet, PDF (23/40 Pages) NXP Semiconductors – 2X75 W class-D power amplifier
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NXP Semiconductors
TDA8922C
2 × 75 W class-D power amplifier
13.8 Curves measured in reference design (demonstration board)
10
THD+N
(%)
1
010aaa565
10−1
(1)
(2)
10−2
(3)
10−3
10−2
10−1
1
10
102
103
Po (W)
VDD = 30 V, VSS = −30 V, fosc = 350 kHz (external oscillator), 2 × 6 Ω SE configuration.
(1) fi = 6 kHz.
(2) fi = 1 kHz.
(3) fi = 100 Hz.
Fig 11. THD + N as a function of output power, SE configuration with 2 × 6 Ω load
10
THD+N
(%)
1
010aaa566
10−1
(1)
(2)
10−2
(3)
10−3
10−2
10−1
1
10
102
103
Po (W)
VDD = 30 V, VSS = −30 V, fosc = 350 kHz (external oscillator), 2 × 8 Ω SE configuration.
(1) fi = 6 kHz.
(2) fi = 1 kHz.
(3) fi = 100 Hz.
Fig 12. THD + N as a function of output power, SE configuration with 2 × 8 Ω load
TDA8922C_1
Product data sheet
Rev. 01 — 7 September 2009
© NXP B.V. 2009. All rights reserved.
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