BH3541F,BH3544F,BH3547F,BH3548F
Technical Note
●Electrical
characteristics (Unless otherwise noted, Ta=25°C,VCC=5V,RL=32Ω,f=1kHz,BW=400�½�30kHz
BH3541F : VIN=0dBV, BH3544F, BH3547F, BH3548F : VIN =-6dBV)
Limits(TYP.)
Parameter
Symbol
Unit
Conditions
BH3541F BH3544F BH3547F BH3548F
Quiescent current
Mute pin control voltage H
Mute pin control voltage L
Gain
Gain difference between
channels
Total harmonic distortion
I
Q
V
TMH
V
TML
G
VC
ΔG
VC
THD
0.02
0
0
0.05
0.02
7
1.6<
<0.3
6
3.7
6.5
mA
V
V
dB
dB
%
BW=20�½�20kHz
R
L
=32Ω,THD<0.1%
(BH3541F,BH3544F,BH3548F)
R
L
=32Ω,THD＜0.3%
(BH3547F)
R
L
=16Ω,THD<0.1%
(BH3541F,BH3544F,BH3548F)
R
L
=16Ω,THD＜0.5%
(BH3547F)
R
L
=8Ω,THD＜0.25%
(BH3548F)
BW=20�½�20kHz,Rg=0Ω
Rg=0Ω
Rg=0Ω
f
RR
=100Hz,V
RR
=-20dBV
-
V
IN
=0Vrms
Mute OFF
Mute ON
-
-
Rated output 1
P
O1
31
46
31
mW
Rated output 2
P
O2
62
77
62
mW
Rated output 3
Output noise voltage
Channel separation
Mute attenuation
Ripple rejection
Input resistance
P
O3
V
NO
CS
ATT
RR
Rin
180
-90
-
-93
-87
-80
-57
90
120
mW
dBV
-90
dB
dB
dB
kΩ
●Reference
data
BH3541F/BH3544F
BH3541F/BH3544F
BH3541F/BH3544F
Fig. 1 Quiescent current vs.
power supply voltage
Fig. 2 in DC current vs.
power supply voltage
Fig. 3 Output voltage vs.
Mute control voltage
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2010.05 - Rev.A
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