LTC4258 datasheet(21/24 Pages) LINER

tên linh kiện	LTC4258

Giải thích chi tiết về linh kiện	Single IEEE 802.3af Compliant PSE Controller with Internal Switch

PDF	24 Pages

Scroll/Zoom	100%

nhà sản xuất	LINER [Linear Technology]

Trang chủ	http://www.linear.com

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21 / 24 page

LTC4263

4263fe

PACKAGE DESCRIPTION

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

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

0.50 BSC

3.30 ±0.05

3.30 ±0.10

0.50 BSC

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