BD5471MUV ROHM Co. Ltd., BD5471MUV Datasheet - Page 2

• Manufacturer Part Number: BD5471MUV
• Description: Stereo Class-d Speaker Amplifier For Notebook Pc
• Manufacturer: ROHM Co. Ltd.

<Speaker Amplifier>
<Regulator>
<Control terminal (MUTE, G0, G1, EAPD, BEEP, REG_SD) >
Circuit current (Shutdown)
Control terminal input current
Circuit current (Regulator)
Control terminal
Circuit current (Standby)
■ Electric Characteristics
Circuit current (Active)
input voltage
Total harmonic distortion
Maximum output current
BTL：The voltage between 3pin and 6pin, 13pin and 16pin, *1：R
Switching Frequency
■Control terminal
Input resistance
Output power 1
Output power 2
Load regulation
Output voltage
Start-up time
Voltage gain
Crosstalk
（Unless otherwise specified, Ta=+25℃, VDD=+5.0V, AC item=LC Filter ; L=22µH, C=1µF）
Pin name
REG_SD
Item
S/N
MUTE
EAPD
BEEP
High-level
Low-level
Pin level
H/L
H/L
H/L
H/L
Symbol
THD+N
V
V
SNR
Fosc
I
Ton
L
I
I
Iom
CCSD
P
P
I
R
I
G
C
Vo
CCS
CCR
CTLH
CTL
CTLL
CC
REG
O1
O2
IN
V
T
SPAMP active/shutdown
SPAMP active/standby
SPAMP active/standby
REG active/shutdown
MIN.
11.5
17.5
23.5
0.78
3.15
175
150
0.8
1.0
5.5
1.4
―
―
―
―
―
60
70
63
42
25
14
―
22
0
Conditions
Limit
TYP.
0.15
1.02
3.30
250
200
5.5
0.1
0.1
1.2
1.5
6.0
0.2
0.4
12
18
24
70
90
90
60
36
20
―
―
33
REV. A
MAX.
VDD
12.0
12.5
18.5
24.5
1.46
3.45
325
117
1.0
1.0
2.0
6.5
1.0
0.4
―
―
―
―
78
47
26
―
44
1
L
=8Ω, *2：B.W.=400～30kHz, *3：DIN AUDIO
mV/mA
msec
Unit
kHz
kΩ
kΩ
kΩ
kΩ
mA
mA
mA
mA
uA
dB
dB
dB
dB
dB
dB
uA
W
W
V
V
V
%
Active mode,
MUTE=H, EAPD=H, No load
Standby mode, MUTE=H,EAPD=L
Regulator Mode, MUTE=EAPD=L
REG_SD=H
Shutdown mode, MUTE=L, REG_SD=L
BTL, f=1kHz, THD+N=1% *1, *2
BTL, f=1kHz, THD+N=10% *1, *2
BTL, G0=G1=GND
BTL, G0=GND, G1=VDD
BTL, G0=VDD, G1=GND
BTL, G0=G1=VDD
BTL, Po=0.7*P
BTL, f=1kHz *1, *3
BTL, Po=P
G0=G1=GND
G0=GND, G1=VDD
G0=VDD, G1=GND
G0=G1=VDD
Io=150mA
Vo=3.15V
Io=0→150mA
Control terminal Input voltage V
O1
*1, *3
O1
Conditions
*1, *2
CTL
=5V
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