Audio ICs
Pre / power amplifier for 1.5V
headphone stereos
BA3632K
The BA3632K is a dual-channel pre / power system IC designed for 1.5V headphone stereos. There is no need for
DC / DC conversion, and the system can operate off a single battery. The IC draws low current (I
CC
= 2.6mA) to allow
long set life.
FApplications
1.5V headphone stereos.
FFeatures
1) Dual pre-amplifiers with auto reverse compatibility.
2) Dual power amplifiers.
3) Bass boost circuit (variable bass boost).
4) AMS circuit (on chip comparator).
5) Ripple filter.
6) Low power consumption (I
CC
= 6.8mA, 0.5W
R
L
= 32鈩?.
2ch,
FAbsolute
maximum ratings (Ta = 25_C)
FRecommended
operating conditions (Ta = 25_C)
849