AA4838
Agamem Microelectronics Inc.
PRELIMINARY
AUDIO POWER AMPLIFIER
3.5MHz GBWP. With this margin, the amplifier can be used in designs that require more
differential gain while avoiding performance, restricting bandwidth limitations.
• RECOMMENDED PRINTED CIRCUIT BOARD LAYOUT
The following figures show the recommended PC board layouts that are optimized for the
different package options of the AA4838 and associated external components. This circuit is
designed for use with an external 5V supply and 4Ω speakers. This circuit board is easy to
use. Apply 5V and ground to the board’s VDD and GND pads, respectively. Connect 4Ω
speakers between the board’s −OUTA and +OUTA and OUTB and +OUTB pads.
■ ORDERING INFORMATION
ORDER NO.
PACKAGE
PACKING
ONE REEL Q’TY
MARK CHART
AA4838
AA4838A
TSSOP 28L
Tape & Reel
2,500ea
XXXX
A
19
©Copyright Agamem Microelectronics Inc.
www.agamem.com.tw
2008/8/26
AGAMEM MICROELECTRONICS INCOPERATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTS OR CIRCUIT DESRIBED HEREIN; NEITHER
DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
AGAMEM [ AGAMEM MICROELECTRONIC INC. ]
