TDA8933B NXP Semiconductors, TDA8933B Datasheet - Page 31

The TDA8933B is a high-efficiency class D amplifier with low power dissipation

TDA8933B

Manufacturer Part Number
TDA8933B
Description
The TDA8933B is a high-efficiency class D amplifier with low power dissipation
Manufacturer
NXP Semiconductors
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA8933BTW/N2@118
Manufacturer:
NXP
Quantity:
2 250
NXP Semiconductors
TDA8933B_1
Preliminary data sheet
Fig 20. Maximum output power per channel as a
Fig 22. Output voltage as a function of voltage on pin
(W/channel)
(V)
V
(1) R
(2) R
(3) R
(4) R
o
P o
30
20
10
0
4
3
2
1
0
10
0
f
function of supply voltage
V
POWERUP
i
ENGAGE
= 1 kHz; Short time P
L
L
L
L
12 14
= 2
= 2
= 2
= 2
0.5
Sleep
8
8
4
4
> 2 V; f
16
SE at THD = 10 %
SE at THD = 0.5 %
SE at THD = 10 %
SE at THD = 0.5 %
18
1
(3)
(4)
i
20
= 1 kHz; V
22
1.5
o
24 26
Operating
i
= 100 mV (RMS)
2
28 30 32 34
V
POWERUP
2.5
010aaa513
V
010aaa515
P
(V)
(V)
(1)
(2)
Rev. 01 — 23 October 2008
36
3
Fig 21. Power dissipation as a function of supply
Fig 23. Output voltage as a function of voltage on pin
(W)
(V)
V
P
(1) R
(2) R
o
4.0
3.0
2.0
1.0
0.0
4
3
2
1
0
10
f
Power dissipation in junction only
voltage
0
V
ENGAGE
i
POWERUP
= 1 kHz; P
L
L
12 14
= 2
= 2
Mute
0.5
4
8
16
= 2 V; f
o
SE
SE
18
(1)
at THD+N = 10 %;
1.0
20
i
= 1 kHz; V
22
1.5
24 26
Class D audio amplifier
2.0
i
TDA8933B
= 100 mV (RMS)
28 30 32 34
V
Operating
ENGAGE
© NXP B.V. 2008. All rights reserved.
2.5
010aaa514
V
010aaa516
P
(V)
(V)
(2)
3.0
36
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