LTC3407-2 Linear Technology, LTC3407-2 Datasheet - Page 15

• Manufacturer Part Number: LTC3407-2
• Description: 2.25MHz Step-Down DC/DC Regulator
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
(.0120 ± .0015)
0.305 ± 0.038
TYP
(.206)
5.23
MIN
RECOMMENDED SOLDER PAD LAYOUT
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
3.50 ±0.05
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
2.794 ± 0.102
2.15 ±0.05
(.110 ± .004)
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
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
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.25 ± 0.05
1.65 ±0.05
(2 SIDES)
2.083 ± 0.102
(.0197)
(.082 ± .004)
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
2.38 ±0.05
(2 SIDES)
0.889 ± 0.127
(.035 ± .005)
(.126 – .136)
3.20 – 3.45
0.50
BSC
U
GAUGE PLANE
0.675 ±0.05
(.007)
0.18
PACKAGE
OUTLINE
10-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1699)
(Reference LTC DWG # 05-08-1664)
(.010)
0.254
10-Lead Plastic MSOP
(SEE NOTE 5)
TOP MARK
DETAIL “A”
MSE Package
DD Package
DETAIL “A”
PIN 1
0.200 REF
0° – 6° TYP
(.021 ± .006)
0.53 ± 0.152
SEATING
PLANE
(.118 ± .004)
4. EXPOSED PAD SHALL BE SOLDER PLATED
5. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
3.00 ± 0.102
(.007 – .011)
(.193 ± .006)
0.17 – 0.27
4.90 ± 0.152
(NOTE 3)
TOP AND BOTTOM OF PACKAGE
TYP
0.75 ±0.05
3.00 ±0.10
(.043)
(4 SIDES)
MAX
1.10
(.0197)
0.50
BSC
10
0.00 – 0.05
1 2 3 4 5
9
8
1.65 ± 0.10
(2 SIDES)
7 6
BOTTOM VIEW—EXPOSED PAD
(.118 ± .004)
3.00 ± 0.102
(.0196 ± .003)
0.497 ± 0.076
(.034)
(NOTE 4)
0.86
REF
0.127 ± 0.076
(.005 ± .003)
MSOP (MSE) 0603
REF
5
R = 0.115
6
2.38 ±0.10
(2 SIDES)
www.DataSheet4U.com
TYP
LTC3407-2
EXPOSED PAD OPTION
10
BOTTOM VIEW OF
1
10
1
0.50 BSC
0.25 ± 0.05
0.38 ± 0.10
(DD10) DFN 0403
sn34072 34072fs
2.06 ± 0.102
(.081 ± .004)
(.072 ± .004)
1.83 ± 0.102
15