MPQ4558 – 1A, 2MHz, 55V STEP-DOWN CONVERTER, AEC-Q100 QUALIFIED

NOTICE: The information in this document is subject to change without notice. Users should warrant and guarantee that third

party Intellectual Property rights are not infringed upon when integrating MPS products into any application. MPS will not

assume any legal responsibility for any said applications.

MPQ4558 Rev. 1.01

www.MonolithicPower.com

21

5/17/2013

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2013 MPS. All Rights Reserved.

QFN10 (3mm x 3mm)

SIDE VIEW

TOP VIEW

1

10

6

5

BOTTOM VIEW

2.90

3.10

1.45

1.75

2.90

3.10

2.25

2.55

0.50

BSC

0.18

0.30

0.80

1.00

0.00

0.05

0.20 REF

PIN 1 ID

MARKING

1.70

0.50

0.25

RECOMMENDED LAND PATTERN

2.90

NOTE:

1) ALL DIMENSIONS ARE IN MILLIMETERS.

2) EXPOSED PADDLE SIZE DOES NOT INCLUDE MOLD FLASH.

3) LEAD COPLANARITY SHALL BE 0.10 MILLIMETER MAX.

4) DRAWING CONFORMS TO JEDEC MO-229, VARIATION VEED-5.

5) DRAWING IS NOT TO SCALE.

PIN 1 ID

SEE DETAIL A

2.50

0.70

PIN 1 ID OPTION B

R0.20 TYP.

PIN 1 ID OPTION A

R0.20 TYP.

DETAIL A

0.30

0.50

PIN 1 ID

INDEX AREA