LTM4604AIY View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTM4604AIY

Low Voltage, 4A DC/DC µModule Regulator with Tracking

Linear Technology 

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Package Description

LGA Package

66-Lead (15mm × 9mm × 2.32mm)

(Reference LTC DWG # 05-08-1820 Rev A)

PAD “A1”

CORNER

4

aaa Z

2.19 – 2.45

15.00

BSC

X

9.00

BSC

Y

PACKAGE TOP VIEW

MOLD

CAP

SUBSTRATE

1.90 – 2.10

DETAIL B

0.290 – 0.350

0.630 ±0.025 SQ. 68x

eee S X Y

DETAIL B

LTM4604A

DETAIL A

G

F

E

D

C

B

A

12.70

BSC

1.27

7.620

BSC

BSC

PACKAGE BOTTOM VIEW

SEE NOTES

7

PAD 1

1

2

3

4

5

6

7

8

9

10

11

PADS

SEE NOTES

3

SUGGESTED PCB LAYOUT

TOP VIEW

6.350

5.080

3.810

2.540

1.270

0.000

0.315

0.315

1.270

2.540

3.810

5.080

6.350

DETAIL A

NOTES:

1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994

2. ALL DIMENSIONS ARE IN MILLIMETERS

3 LAND DESIGNATION PER JESD MO-222

4 DETAILS OF PAD #1 IDENTIFIER ARE OPTIONAL,

BUT MUST BE LOCATED WITHIN THE ZONE INDICATED.

THE PAD #1 IDENTIFIER MAY BE EITHER A MOLD OR

MARKED FEATURE

5. PRIMARY DATUM -Z- IS SEATING PLANE

6. THE TOTAL NUMBER OF PADS: 66

7

PACKAGE ROW AND COLUMN LABELING MAY VARY

! AMONG µModule PRODUCTS. REVIEW EACH PACKAGE

LAYOUT CAREFULLY

SYMBOL

aaa

bbb

eee

TOLERANCE

0.15

0.10

0.05

COMPONENT

PIN “A1”

TRAY PIN 1

BEVEL

LTMXXXXXX

µModule

PACKAGE IN TRAY LOADING ORIENTATION

LGA 66 0113 REV A

For more information www.linear.com/LTM4604A

4604afc

19

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