IC for Headphone Stereos MM1104
MITSUMI
Item
Symbol
Measurement conditions
Min. Typ. Max. Units
0.1 0.2 %/V
K fluctuation for
VCC=1.5 to 3.5V, VCC=3.0V ref.
K fluctuation for
IM=25 to 200m A, IM=100mA ref.
K fluctuation for
Bridge ratio fluctuation I
Bridge ratio fluctuation II
Bridge ratio fluctuation III
K1
K2
K3
0.05 0.2 %/mA
°
0.01
%/ C
°
°
Ta=-10 to 60 C, Ta=25 C ref.
Measurement conditions: Except where noted otherwise, VCC=3V, IM=100mA, SW11=OFF, SW12=ON
(Example of Application Circuits)
Block Diagram
Characteristics
Preamp
Power amp
THD-VOUT
THD-POUT
10
10
VCC=1.8V
VCC=2.0V
VCC=3.0V
1.0
1.0
VCC=1.8V
VCC=2.0V
VCC=3.0V
RL=30kΩ
f=1kHz
RL=16Ω
f=1kHz
0.1
0.1
0.01
0.01
10
100
1k
10k
10
100
1k
10k
Output voltage (mVrms)
Output voltage (mVrms)
MITSUMI [ MITSUMI ELECTRONICS, CORP. ]
