Tai-1 Microelectronics

TMPA401DM

www.taimec.com.tw

May 25, 2005

Copyright

©2004,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

1uF

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

SD

HFVDD

INN

AGND

INP

HFRC

AVDD

PGND

PGND

OUTN

OUTN

PVCC

PVCC

AGND

VDD

9

10

19

20

OUTP

OUTP

PVCC

PVCC

J2

401DM20

C2 1uF

INN

C3

1uF

R5 22k

R6 22k

R2

12k

J1

PHONEJACK STEREO

C5

1nF

R3

12k

R1

330Ω

L3

33uH

C13

1uF

L4

33uH

C14

1uF

C16

10uF

C10

10uF

VI+

VI-

PVCC

VOP

VON

R7

100

R8

0

(to 8ohm speaker)

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