TDF8599 NXP Semiconductors, TDF8599 Datasheet - Page 39

• 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 37. CMRR as a function of frequency
Fig 39. Efficiency as a function of P
CMRR
(dB)
(%)
(1) V
(2) V
(1) V
(2) V
n
100
75
80
85
90
80
60
40
20
0
10
V
0
2
i
P
P
P
P
= 1 V; R
= 14.4 V; R
= 14.4 V; R
= 14.4 V; R
= 14.4 V; R
10
10
i
= 0 .
1
20
L
L
L
L
= 2 .
= 4 .
= 2
= 4
(2)
(1)
30
at 1 kHz.
at 1 kHz.
1
40
10
o
(2)
(1)
50
001aai806
001aai808
kHz
P
o
(W)
Rev. 01 — 13 November 2008
10
60
2
Fig 38. Gain as a function of frequency
Fig 40. Power dissipation as a function of total output
(dBr)
A
(W)
P
(1) V
(2) V
(1) V
(2) V
D
Class-D power amplifier with load diagnostics
1.0
0.8
0.6
0.4
0.2
0.2
0.4
0.6
0.8
1.0
20
16
12
0
8
4
0
10
V
0
power
i
P
P
P
P
(1)
(2)
=100 mV RMS; R
= 14.4 V; R
= 14.4 V; R
= 14.4 V; R
= 14.4 V; R
10
2
L
L
20
L
L
= 2 .
= 4 .
= 2
= 4
i
(1)
(2)
= 0 .
10
at 1 kHz.
at 1 kHz.
3
40
10
TDF8599
© NXP B.V. 2008. All rights reserved.
4
P
o
001aai807
001aai809
(W)
Hz
10
60
5
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