Microsemi

Linfinity Microelectronics Division

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

Page 13

Copyright

 2001

Rev. 1.1,2003-06-10

AudioMAX™

LX1721 / 1722

Class-D Stereo Power Amplifier Controller

I N T E GRA T ED

PR ODUC T S

MECHANICAL DIMINSIONS

DB

44-Pin Quarter Size Outline Package (QSOP)

G

E

D

A

C

M

E

P

B

F

L

ZD

122

23

44

R

Dim

MIN

MAX

MIN

MAX

A

2.44

2.64

0.096

0.104

B

0.28

0.51

0.011

0.020

C

0.23

0.32

0.091

0.0125

D

17.73

17.93

0.698

0.706

E

7.40

7.60

0.291

0.299

F

0.80 BSC

0.0315 BSC

G

0.10

0.30

0.004

0.012

L

0.40

1.27

0.016

0.050

M

0°

8°

0°

8°

P

10.11

10.51

0.396

0.414

R

0.63

0.89

0.025

0.035

ZD

0.51 REF

0.033 REF

*LC

-

0.10

-

0.004

* Lead Coplanarity

Note:

Dimensions do not include mold flash or protrusions; these shall not exceed 0.15mm (.006”) on any side. Lead dimension shall not include

solder coverage

.