LTC3531 データシートの表示（PDF） - Linear Technology

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LTC3531

200mA Buck-Boost Synchronous DC/DC Converters

Linear Technology 

PACKAGE DESCRIPTIO

LTC3531/

LTC3531-3.3/LTC3531-3

DD Package

8-Lead Plastic DFN (3mm × 3mm)

(Reference LTC DWG # 05-08-1698)

0.675 ±0.05

3.5 ±0.05

1.65 ±0.05

2.15 ±0.05 (2 SIDES)

PACKAGE

OUTLINE

0.25 ± 0.05

0.50

BSC

2.38 ±0.05

(2 SIDES)

RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS

R = 0.115

TYP

5

0.38 ± 0.10

8

PIN 1

TOP MARK

(NOTE 6)

0.200 REF

3.00 ±0.10

(4 SIDES)

1.65 ± 0.10

(2 SIDES)

0.75 ±0.05

0.00 – 0.05

4

0.25 ± 0.05

(DD) DFN 1203

1

0.50 BSC

2.38 ±0.10

(2 SIDES)

BOTTOM VIEW—EXPOSED PAD

NOTE:

1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-1)

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 TOP AND BOTTOM OF PACKAGE

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 representation that

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

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