TDF8599B NXP Semiconductors, TDF8599B Datasheet - Page 37

• Manufacturer Part Number: TDF8599B
• Description: The TDF8599B is a dual Bridge-Tied Load (BTL) car audio amplifier comprising anNDMOST-NDMOST output stage based on SOI BCDMOS technology
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDF8599B_1
Product data sheet
Fig 30. THD + N as a function of output power with a
THD + N
(%)
(1) V
(2) V
(3) V
10
10
10
10
10
1
2
1
2
3
10
2
P
P
P
1
= 14.4 V, R
= 14.4 V; R
= 14.4 V; R
load; V
(3)
(2)
(1)
14.6 Curves measured in reference design
P
L
L
L
1
= 14.4 V
= 2
= 2
= 2
Example 2:
•
•
•
•
•
•
V
P
T
P
R
T
at 6 kHz.
at 1 kHz.
at 100 Hz.
amb
j(max)
P
o
max
th(j-a)
= 2
= 14.4 V
= 25 C
= 2.5 W
10
= 19 K/W
= 25 C + (2.5 W
(25 W / 10) = 2
P
o
001aak229
(W)
10
Rev. 01 — 29 July 2009
2
I
2
19 K/W) = 72 C
2.5 W into 4
C-bus controlled dual channel class-D power amplifier
Fig 31. THD + N as a function of output power with a
THD + N
(%)
10
10
10
(1) V
(2) V
(3) V
10
10
1
2
1
2
3
10
4
1
P
P
P
(audio with crest factor of 10)
= 14.4 V, R
= 14.4 V; R
= 14.4 V; R
load; V
(3)
(2)
(1)
P
L
L
L
1
= 14.4 V
= 4
= 4
= 4
at 6 kHz.
at 1 kHz.
at 100 Hz.
10
TDF8599B
© NXP B.V. 2009. All rights reserved.
P
o
001aak231
(W)
10
2
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