BD5427MUV_10 Datasheet, PDF (3/16 Pages) Rohm – Analog Input / BTL Output Class-D Speaker Amplifier

BD5427MUV
●Electrical characteristic curves (Reference data)
(1) Under Stereo Operation(RL=8Ω)
100
Vcc=12V
R_L=8Ω
10 ^{BW=20～20kHz}
1
6kHz
0.1
1kHz
100Hz
0.01
0.001 0.01
0.1
1
10
100
OUTPUT POWER (W)
Fig. 1 THD+N － Output power
40
35
30
25
20
15
10
5
0
10
Vcc=12V
RL=8Ω
Po=1W
L=33µH
C=0.47µF
Cｇ=0.1µF
100
1000
10000
FREQUENCY (Hz)
Fig. 3 Voltage gain - Frequency
100000
0
Vcc=12V
-20
R^L=8Ω
fin=1kHz
BW=20～20kHz
-40
-60
-80
-100
0.001 0.01 0.1
1
10 100
OUTPUT POWER (W)
Fig. 5 Crosstalk - Output power
Technical Note
100
Vcc=12V
10
RL=8Ω
Po=1W
BW=20～20kHz
1
0.1
0.01
10
100
1000 10000
FREQUENCY (Hz)
Fig. 2 THD+N － Frequency
100000
0
Vcc=12V
-20
RL=8Ω
Po=1W
-40
BW=20～20kHz
-60
-80
-100
10
100
1000 10000
FREQUENCY (Hz)
100000
Fig. 4 Crosstalk - Frequency
20
RL=8Ω
fin=1kHz
15 _THD=10%
10
5
0
8
10
12
14
16
18
VCC (V)
Fig. 6 Output power - Power supply voltage
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
3/15
2010.05 - Rev.B