TDF8599 NXP Semiconductors, TDF8599 Datasheet - Page 37

• Manufacturer Part Number: TDF8599
• Description: I2C-bus controlled dual channel 43 W/2 W single channel 85 W/1 W class-D power amplifier
• Manufacturer: NXP Semiconductors

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NXP Semiconductors
TDF8599_1
Product data sheet
Fig 31. THD + N as a function of output power
10
10
10
(1) V
(2) V
(3) V
%
10
10
1
2
1
2
3
10
1
P
P
P
= 14.4 V; R
= 14.4 V; R
= 14.4 V, R
(1)
(2)
(3)
14.6 Curves measured in reference design
L
L
L
1
= 2
= 2
= 2
Example 2:
•
•
•
•
•
•
V
P
T
P
R
T
at 100 Hz.
at 6 kHz.
at 1 kHz.
amb
j(max)
p
o
max
th(j-a)
= 14.4 V
= 2
= 25 C
= 2.5 W (from
10
= 19 K/W
= 25 C + 2.5 W
(25 W/10) = 2
W
001aai800
Rev. 01 — 13 November 2008
10
Figure
2
2.5 W into 4
19 K/W = 72 C
39)
Fig 32. THD + N as a function of output power
10
10
10
(1) V
(2) V
(3) V
%
10
Class-D power amplifier with load diagnostics
10
1
2
1
2
3
10
P
P
P
(audio with crest factor of 10)
1
= 14.4 V; R
= 14.4 V; R
= 14.4 V, R
(1)
(2)
(3)
L
L
L
1
= 4
= 4
= 4
at 100 Hz.
at 6 kHz.
at 1 kHz.
10
TDF8599
© NXP B.V. 2008. All rights reserved.
W
001aai801
10
2
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