TDA8933B 데이터 시트보기 (PDF) - NXP Semiconductors.
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TDA8933B Datasheet PDF : 42 Pages
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NXP Semiconductors
TDA8933B
Class D audio amplifier
30
Po
(W/channel)
20
10
(3)
(4)
010aaa513
(1)
(2)
4.0
P
(W)
3.0
(1)
2.0
1.0
010aaa514
(2)
0
10 12 14 16 18 20 22 24 26 28 30 32 34 36
VP (V)
fi = 1 kHz; Short time Po
(1) RL = 2 × 8 Ω SE at THD = 10 %
(2) RL = 2 × 8 Ω SE at THD = 0.5 %
(3) RL = 2 × 4 Ω SE at THD = 10 %
(4) RL = 2 × 4 Ω SE at THD = 0.5 %
Fig 20. Maximum output power per channel as a
function of supply voltage
0.0
10 12 14 16 18 20 22 24 26 28 30 32 34 36
VP (V)
fi = 1 kHz; Po at THD+N = 10 %;
Power dissipation in junction only
(1) RL = 2 × 4 Ω SE
(2) RL = 2 × 8 Ω SE
Fig 21. Power dissipation as a function of supply
voltage
4
Vo
(V)
3
010aaa515
Operating
4
Vo
(V)
3
010aaa516
Operating
2
2
1
1
Sleep
0
0
0.5
1
1.5
2
2.5
3
VPOWERUP (V)
Mute
0
0
0.5 1.0
1.5 2.0
2.5 3.0
VENGAGE (V)
VENGAGE > 2 V; fi = 1 kHz; Vi = 100 mV (RMS)
Fig 22. Output voltage as a function of voltage on pin
POWERUP
VPOWERUP = 2 V; fi = 1 kHz; Vi = 100 mV (RMS)
Fig 23. Output voltage as a function of voltage on pin
ENGAGE
TDA8933B_1
Preliminary data sheet
Rev. 01 — 23 October 2008
© NXP B.V. 2008. All rights reserved.
31 of 42
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