LTC4311

11

4311fa

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-

tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.

PACKAGE DESCRIPTION

2.00

±0.10

(4 SIDES)

NOTE:

1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE

M0-229 VARIATION OF (WCCD-2)

2. DRAWING NOT TO SCALE

3. ALL DIMENSIONS ARE IN MILLIMETERS

4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE

MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE

5. EXPOSED PAD SHALL BE SOLDER PLATED

6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE TOP AND BOTTOM OF PACKAGE

0.38

± 0.05

BOTTOM VIEW—EXPOSED PAD

0.56

± 0.05

(2 SIDES)

0.75

±0.05

R = 0.115

TYP

1.37

±0.05

(2 SIDES)

1

3

6

4

PIN 1 BAR

TOP MARK

(SEE NOTE 6)

0.200 REF

0.00 – 0.05

(DC6) DFN 1103

0.25

± 0.05

1.42

±0.05

(2 SIDES)

RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS

0.61

±0.05

(2 SIDES)

1.15

±0.05

0.675

±0.05

2.50

±0.05

PACKAGE

OUTLINE

0.25

± 0.05

0.50 BSC

0.50 BSC

PIN 1

CHAMFER OF

EXPOSED PAD

1.15 – 1.35

(NOTE 4)

1.80 – 2.40

0.15 – 0.30

6 PLCS (NOTE 3)

SC6 SC70 1205 REV B

1.80 – 2.20

(NOTE 4)

0.65 BSC

PIN 1

0.80 – 1.00

1.00 MAX

0.00 – 0.10

REF

NOTE:

1. DIMENSIONS ARE IN MILLIMETERS

2. DRAWING NOT TO SCALE

3. DIMENSIONS ARE INCLUSIVE OF PLATING

4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR

5. MOLD FLASH SHALL NOT EXCEED 0.254mm

6. DETAILS OF THE PIN 1 IDENTIFIER ARE OPTIONAL,

BUT MUST BE LOCATED WITHIN THE INDEX AREA

7. EIAJ PACKAGE REFERENCE IS EIAJ SC-70

8. JEDEC PACKAGE REFERENCE IS MO-203 VARIATION AB

2.8 BSC

0.47

MAX

0.65

REF

RECOMMENDED SOLDER PAD LAYOUT

PER IPC CALCULATOR

1.8 REF

1.00 REF

INDEX AREA

(NOTE 6)

0.10 – 0.18

(NOTE 3)

0.26 – 0.46

GAUGE PLANE

0.15 BSC

0.10 – 0.40

DC Package

6-Lead Plastic DFN (2mm

× 2mm)

(Reference LTC DWG # 05-08-1703)

SC6 Package

6-Lead Plastic SC70

(Reference LTC DWG # 05-08-1638 Rev B)