LTC3411 Linear Technology, LTC3411 Datasheet - Page 19

• Manufacturer Part Number: LTC3411
• Description: 1.25A/ 4MHz/ Synchronous Step-Down DC/DC Converter
• Manufacturer: Linear Technology

3.50 0.05
PACKAGE DESCRIPTIO
2.15 0.05
(.0120 .0015)
0.305 0.038
NOTE:
1. DIMENSIONS IN MILLIMETER/(INCH)
2. DRAWING NOT TO SCALE
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS.
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX
MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
TYP
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
(.206)
5.23
MIN
1.65 0.05
0.25 0.05
(2 SIDES)
RECOMMENDED SOLDER PAD LAYOUT
2.38 0.05
(2 SIDES)
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.
0.889 0.127
(.035 .005)
(.126 – .136)
0.50
BSC
3.2 – 3.45
(.0197)
0.50
BSC
0.675 0.05
U
PACKAGE
OUTLINE
GAUGE PLANE
(.007)
0.18
10-Lead Plastic DFN (3mm 3mm)
(Reference LTC DWG # 05-08-1699)
(Reference LTC DWG # 05-08-1661)
(SEE NOTE 5)
TOP MARK
10-Lead Plastic MSOP
(.010)
0.254
MS10 Package
PIN 1
DD Package
0.200 REF
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-2).
2. ALL DIMENSIONS ARE IN MILLIMETERS
3. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
4. EXPOSED PAD SHALL BE SOLDER PLATED
5. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
CHECK THE LTC WEBSITE DATA SHEET FOR CURRENT STATUS OF VARIATION ASSIGNMENT
TOP AND BOTTOM OF PACKAGE
DETAIL “A”
DETAIL “A”
0 – 6 TYP
(.021 .006)
0.53 0.01
SEATING
PLANE
3.00 0.10
0.75 0.05
(4 SIDES)
(.118 .004)
3.00 0.102
(.007 – .011)
(.192 .004)
0.17 – 0.27
(NOTE 3)
4.88 0.10
0.00 – 0.05
1.65 0.10
(2 SIDES)
(.043)
1.10
MAX
(.0197)
0.50
10
TYP
1 2 3 4 5
BOTTOM VIEW—EXPOSED PAD
9
8
7 6
5
R = 0.115
6
2.38 0.10
LTC3411
(2 SIDES)
TYP
(.118 .004)
3.00 0.102
(.0196 .003)
0.497 0.076
(.034)
0.86
NOTE 4
REF
(.005 .002)
0.13 0.05
MSOP (MS) 0402
10
1
REF
sn3411 3411fs
0.50 BSC
0.25 0.05
19
0.38 0.10
(DD10) DFN 0403