bd5445efv ROHM Co. Ltd., bd5445efv Datasheet - Page 4

• Manufacturer Part Number: bd5445efv
• Description: Analog Input / Single End Output Class-d Speaker Amplifier
• Manufacturer: ROHM Co. Ltd.

●Typical Characteristics Data (SE×2ch）Measured on ROHM’s evaluation board.
© 2010 ROHM Co., Ltd. All rights reserved.
BD5445EFV
www.rohm.com
Fig. 1 Power supply voltage－Current consumption
0.01
-100
100
0.1
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
2.5
1.5
0.5
1
0.001
0
3
2
1
0
0.001
8
Vcc=24V
RL=8Ω
BW=20～20kHz
Fig.5 Output power－Crosstalk
Fig.3 Output power－THD+N
10
Vcc=24V
RL=8Ω
fin=1kHz
BW=20～20kHz
RL=8Ω
No Signal
PDX=MUTEX=L
0.01
12
0.01
14
16
OUTPUT POWER(W)
OUTPUT POWER(W)
0.1
0.1
18
Vcc (V)
6kHz
20
1kHz
1
1
22
24
100Hz
26
10
10
28
30
100
100
4/31
Fig. 2 Power supply voltage－Current consumption
-100
0.01
100
-10
-20
-30
-40
-50
-60
-70
-80
-90
0.1
10
40
35
30
25
20
15
10
1
5
0
0
10
10
8
Vcc=24V
RL=8Ω
Po=1W
BW=20～20kHz
10
Fig.6 Frequency－Crosstalk
RL=8Ω
No Signal
PDX=MUTEX=H
Fig.4
12
100
100
14
16
Frequency－THD+N
FREQUENCY(Hz)
FREQUENCY(Hz)
18
Vcc (V)
1000
1000
20
22
Technical Note
2010.05 - Rev.B
24
10000
10000
26
28
100000
100000
30