SA58670 データシートの表示（PDF） - NXP Semiconductors.
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SA58670 Datasheet PDF : 25 Pages
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NXP Semiconductors
SA58670
2.1 W/channel stereo class-D audio amplifier
6
VDD
(V)
4
2
3.6 V
2.5 V
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5V
5.5
IDD
(mA)
4.5
3.5
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(1)
(2)
(3)
0
0
1
2
3
VSDR; VSDL (V)
Fig 11. Supply voltage as a function of shutdown
voltage
2.5
2.5
3.5
4.5
5.5
VDD (V)
(1) left channel; RL = 8 Ω.
(2) right channel; RL = 4 Ω.
(3) right channel; RL = 8 Ω.
Fig 12. Supply current as a function of supply voltage
1600
IDD
(mA)
1200
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800
(1)
(2) (3)
400
0
0
0.4
0.8
1.2
1.6
2.0
Po (W)
a. RL = 4 Ω
(1) VDD = 2.5 V.
(2) VDD = 3.6 V.
(3) VDD = 5.0 V.
Fig 13. Supply current as a function of output power
800
IDD
(mA)
600
400
(1) (2) (3)
200
0
0
0.4
0.8
b. RL = 8 Ω
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1.2
1.6
Po (W)
SA58670_3
Product data sheet
Rev. 03 — 11 June 2009
© NXP B.V. 2009. All rights reserved.
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