TDF8590TH NXP Semiconductors, TDF8590TH Datasheet - Page 23

• Manufacturer Part Number: TDF8590TH
• Description: The TDF8590TH is a high-efficiency class-D audio power amplifier with low powerdissipation for application in car audio systems
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDF8590TH_2
Product data sheet
Fig 17. Supply voltage ripple rejection as a function of frequency; Standby mode
Fig 18. Supply voltage ripple rejection as a function of frequency; Mute mode
SVRR
SVRR
(dB)
(1) ripple on both supply lines, ripple in phase.
(2) ripple on both supply lines, ripple in antiphase.
(3) ripple on one supply line.
(dB)
(1) ripple on both supply lines, ripple in phase.
(2) ripple on both supply lines, ripple in antiphase.
(3) ripple on one supply line.
a. SE application
a. SE application
120
100
100
80
60
80
60
40
20
0
10
10
V
V
P
P
2
2
= 27 V; R
= 27 V; R
10
10
L
L
1
1
= 4 ; R
= 4 ; R
1
1
S
S
(1)
(2)
(3)
(1)
(2)
(3)
= 0 ; V
= 0 ; V
ripple
ripple
10
10
001aad853
f (kHz)
001aad854
f (kHz)
= 2 V (p-p).
= 2 V (p-p).
10
10
Rev. 02 — 23 April 2007
2
2
2
80 W SE (4 ) or 1
SVRR
SVRR
(dB)
(1) ripple on one supply line.
(2) ripple on both supply lines, ripple in antiphase.
(3) ripple on both supply lines, ripple in phase.
(dB)
(1) ripple on both supply lines, ripple in phase.
(2) ripple on both supply lines, ripple in antiphase.
(3) ripple on one supply line.
b. BTL application
b. BTL application
120
110
100
90
80
70
80
70
60
50
40
10
10
V
V
P
P
2
2
= 27 V; R
= 27 V; R
10
10
L
L
1
1
160 W BTL (8 ) class-D amplifier
= 8 ; R
= 8 ; R
1
1
S
S
= 0 ; V
= 0 ; V
TDF8590TH
(1)
(2)
(3)
ripple
ripple
10
10
© NXP B.V. 2007. All rights reserved.
(3)
f (kHz)
f (kHz)
001aad856
001aad857
= 2 V (p-p).
= 2 V (p-p).
(1)
(2)
10
10
2
2
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