LTC4085

23

4085fc

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 represen-

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

DE Package

14-Lead Plastic DFN (4mm

× 3mm)

(Reference LTC DWG # 05-08-1708 Rev B)

3.00 ±0.10

(2 SIDES)

4.00 ±0.10

(2 SIDES)

NOTE:

1. DRAWING PROPOSED TO BE MADE VARIATION OF VERSION (WGED-3) IN JEDEC

PACKAGE OUTLINE MO-229

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

1.70 ± 0.10

0.75 ±0.05

R = 0.115

TYP

R = 0.05

TYP

3.00 REF

1.70 ± 0.05

1

7

14

8

PIN 1

TOP MARK

(SEE NOTE 6)

0.200 REF

0.00 – 0.05

(DE14) DFN 0806 REV B

PIN 1 NOTCH

R = 0.20 OR

0.35

45°

CHAMFER

3.00 REF

RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS

APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED

2.20 ±0.05

0.70 ±0.05

3.60 ±0.05

PACKAGE

OUTLINE

0.25 ± 0.05

0.25 ± 0.05

0.50 BSC

3.30 ±0.05

3.30 ±0.10

0.50 BSC

PACKAGE DESCRIPTION