LT2178 datasheet(23/26 Pages) AD

23 / 26 page

LTC6255/LTC6256/LTC6257

Rev E

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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

0.40 ±0.10

BOTTOM VIEW—EXPOSED PAD

0.56 ±0.05

(2 SIDES)

0.75 ±0.05

R = 0.125

TYP

R = 0.05

TYP

1.37 ±0.05

(2 SIDES)

PIN 1 BAR

TOP MARK

(SEE NOTE 6)

0.200 REF

0.00 – 0.05

(DC6) DFN REV B 1309

0.25 ±0.05

0.50 BSC

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

0.70 ±0.05

2.55 ±0.05

PACKAGE

OUTLINE

0.50 BSC

PIN 1 NOTCH

R = 0.20 OR

0.25 × 45°

CHAMFER

DC6 Package

6-Lead Plastic DFN (2mm × 2mm)

(Reference LTC DWG # 05-08-1703 Rev B)

LT2178 Datasheet(PDF) 23 Page - Analog Devices

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