tfa9879hn NXP Semiconductors, tfa9879hn Datasheet - Page 49

• Manufacturer Part Number: tfa9879hn
• Description: Mono Btl Class-d Audio Amplifier For Portable Applications With Digital Input
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TFA9879_1
Preliminary data sheet
Fig 20. Total harmonic distortion-plus-noise as a function of frequency
THD+N
THD+N
(%)
(%)
10
10
10
(1) P
(2) P
10
10
10
(1) P
(2) P
a. V
c. V
10
10
10
10
−1
−2
−3
−1
−2
−3
1
1
2
2
10
10
o
o
o
o
DDP
DDP
= 100 mW
= 500 mW
= 100 mW
= 500 mW
= 3.7 V, R
= 3.7 V, R
10
10
2
(1)
(2)
2
(2)
(1)
L
L
= 8 
= 4 
10
10
3
3
10
10
4
4
All information provided in this document is subject to legal disclaimers.
010aaa679
010aaa681
f (Hz)
f (Hz)
10
10
Rev. 01 — 8 April 2010
5
5
Mono BTL class-D audio amplifier with digital input
THD+N
THD+N
(%)
(%)
10
10
10
(1) P
(2) P
10
10
10
(1) P
(2) P
b. V
d. V
10
10
10
10
−1
−2
−3
−1
−2
−3
1
1
2
2
10
10
o
o
o
o
DDP
DDP
= 100 mW
= 500 mW
= 100 mW
= 1 W
= 5 V, R
= 5 V, R
10
10
(1)
(2)
2
2
(1)
(2)
L
L
= 8 
= 4 
10
10
3
3
10
10
TFA9879
© NXP B.V. 2010. All rights reserved.
4
4
010aaa680
010aaa682
f (Hz)
f (Hz)
10
10
5
5
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