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Tai-1 Microelectronics
Preliminary
TMPA402DS
www.taimec.com.tw
/
www.class-d.com.tw
Rev.2.0
November 21, 2005
Copyright
©2005, Tai-1 Microelectronics Corp.
2
TOP VIEW
（Please email david@taimec.com.tw for complete datasheet.）
Tai-1 Microelectronics reserves the right to make corrections, modifications, enhancements, improvements, and other
changes to its products and services at any time and to discontinue any product or service without notice. Customers are
responsible for their products and applications using Tai-1 Microelectronics components.
Note that the external components or PCB layout should be designed not to generate abnormal
voltages to the chip to prevent from latch up which may cause damage to the device.
Typical Application
S1
switch
C1 1uF
C4
10uF
C15
1uF
C9
0.1uF
VCC
C7
0.1uF
C8
0.1uF
INP
C6
0.1uF
D1
DIODE
D2
DIODE
R4
200k
1
16
2
15
3
14
4
13
5
12
6
11
7
17
8
18
VCC
SDB
HFVDD
INL
AGND
INR
HFRC
AVDD
PGND
PGND
OUTL
OUTL
PVCC
PVCC
AGND
VDD
9
10
19
20
OUTR
OUTR
PVCC
PVCC
J2
402DS
C2 1uF
INN
C3
1uF
R5 22k
R6 22k
R2
12k
J1
PHONEJACKSTEREO
C5
1nF
R3
12k
R1
330Ω
L3
15uH
C13
2.2uF
L4
15uH
C14
2.2uF
C16
10uF
C10
10uF
VI+
VI-
PVCC
PVCC
PVCC
R7
100
C17
1nF
R8
330Ω
R9
2k
R11
2k
R10
2k
R12
2k
C19
1000uF
C18
1000uF
4 ohm
4 ohm
+
+
+
+
+
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