LTC3531-3 Linear Technology, LTC3531-3 Datasheet - Page 15

• Manufacturer Part Number: LTC3531-3
• Description: Buck-Boost Synchronous DC/DC Converters
• Manufacturer: Linear Technology

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PACKAGE DESCRIPTIO
3.5 ±0.05
2.15 ±0.05
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
1.65 ±0.05
(2 SIDES)
0.25 ± 0.05
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
M0-229 VARIATION OF (WEED-1)
2.38 ±0.05
(2 SIDES)
0.50
BSC
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.
0.675 ±0.05
U
PACKAGE
OUTLINE
8-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1698)
TOP MARK
(NOTE 6)
PIN 1
0.200 REF
DD Package
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
ON TOP AND BOTTOM OF PACKAGE
LTC3531-3.3/LTC3531-3
0.75 ±0.05
3.00 ±0.10
(4 SIDES)
0.00 – 0.05
1.65 ± 0.10
(2 SIDES)
BOTTOM VIEW—EXPOSED PAD
0.25 ± 0.05
R = 0.115
TYP
4
5
LTC3531/
2.38 ±0.10
(2 SIDES)
8
1
0.50 BSC
0.38 ± 0.10
15
(DD8) DFN 1203
3531f