BD5461GUL(2009) 데이터 시트보기 (PDF) - ROHM Semiconductor
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BD5461GUL
(Rev.:2009)
(Rev.:2009)
ROHM Semiconductor
BD5461GUL Datasheet PDF : 16 Pages
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BD5461GUL
Output power vs VDD
f=1kHz LC-filter(22uH+1uF) 400Hz-30kHz
3.0
RL=8Ω：THD+N=1%
2.5
RL=8Ω：THD+N=10%
RL=4Ω：THD+N=1%
2.0
RL=4Ω：THD+N=10%
1.5
1.0
0.5
0.0
2.5
3
3.5
4
4.5
5
VDD [V]
Fig.12
THD+N vs Output power RL=8Ω
f=1kHz LC-filter(22uH+1uF) 400Hz-30kHz
10
VDD=2.5V
VDD=3.6V
VDD=5.0V
1
Technical Note
THD+N vs Output power RL=4Ω
f=1kHz LC-filter(22uH+1uF) 400Hz-30kHz
10
VDD=2.5V
VDD=3.6V
VDD=5.0V
1
0.1
0.01
0.1
1
10
Po [W]
Fig.13
THD+N vs Frequency VDD=5.0V RL=8Ω
LC-filter(22uH+1uF) 30kHz-LPF
10
Po=50mW
Po=250mW
Po=1W
1
0.1
0.01
0.1
1
10
Po [W]
Fig.14
THD+N vs Frequency VDD=3.6V RL=8Ω
LC-filter(22uH+1uF) 30kHz-LPF
10
Po=25mW
Po=125mW
1
Po=400mW
0.1
0.1
10
10
1
100
1k
10k
freq [Hz]
Fig.15
THD+N vs Frequency VDD=2.5V RL=8Ω
LC-filter(22uH+1uF) 30kHz-LPF
Po=15mW
Po=75mW
Po=200mW
100k
0.1
0.01
10
100
1k
10k
freq [Hz]
Fig.16
THD+N vs Frequency RL=4Ω Po=250mW
LC-filter(22uH+1uF) 30kHz-LPF
10
VDD=2.5V
VDD=3.6V
VDD=5.0V
1
0.1
10
100
1k
10k
freq [Hz]
Fig.18
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100k
100k
11/15
0.01
10
100
1k
10k
freq [Hz]
Fig.17
100k
THD+N_vs_Common Mode Input Voltage f=1kHz
RL=8Ω Po=200mW LC-filter(22uH+1uF) 400Hz-30kHz
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0
VDD=2.5V
VDD-3.6V
VDD=5.0V
1
2
3
4
5
6
Vic - Common Mode Input Voltage [V]
Fig.19
2009.07 - Rev.A
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