TDA8920C
NXP Semiconductors
2 × 110 W class-D power amplifier
13.8 Curves measured in reference design
010aaa532
10
THD
(%)
1
−1
10
10
10
(1)
(2)
(3)
−2
−3
−2
−1
2
3
10
10
1
10
10
10
P
(W)
o
VP = ±30 V, fosc = 350 kHz, 2 × 4 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 × 4 Ω load
010aaa533
10
THD
(%)
1
−1
10
(1)
(2)
−2
10
(3)
−3
10
−2
−1
2
3
10
10
1
10
10
10
P
(W)
o
VP = ±30 V, fosc = 350 kHz, 2 × 6 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 × 6 Ω load
TDA8920C_2
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02 — 11 June 2009
23 of 39
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