BD5445EFV-E2 Просмотр технического описания (PDF) - ROHM Semiconductor
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BD5445EFV-E2 Datasheet PDF : 32 Pages
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BD5445EFV
Technical Note
●Typical Characteristic Data (SE×2ch）Measured on ROHM’s evaluation board.
Dotted lines of the graphs indicate continuous output power by installing additional heat sinks.
26
24
22
20
18
16
14
12
10
8
6
4
2
0
8
RL=4Ω
fin=1kHz
THD+n=10%
THD+n=1%
10 12 14 16 18 20 22 24
Vcc (V)
26 28 30
Fig.19 Power supply voltage－Output power (RL=4Ω)
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0
Vcc=24V
RL=4Ω
fin=1kHz
5 10 15 20 25 30 35 40
TOTAL OUTPUT POWER(W)
Fig.21 Total output power－Current consumption (RL=4Ω)
100
90
80
70
60
50
40
30
20
10
0
0
Vcc=24V
RL=4Ω
fin=1kHz
5
10
15
20
OUTPUT POWER(W/ch)
Fig.20 Output power－Efficiency (RL=4Ω)
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7/31
2010.05 - Rev.B
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