LTC3407A-2 Linear Technology, LTC3407A-2 Datasheet - Page 15

• Manufacturer Part Number: LTC3407A-2
• Description: Dual Synchronous 800mA2.25MHz Step-Down DC/DC Regulator
• Manufacturer: Linear Technology

(.0120 ± .0015)
PACKAGE DESCRIPTIO
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
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
3.50 ±0.05
2.794 ± 0.102
(.110 ± .004)
2.15 ±0.05
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-2).
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
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 ON THE
0.25 ± 0.05
1.65 ±0.05
CHECK THE LTC WEBSITE DATA SHEET FOR CURRENT STATUS OF VARIATION ASSIGNMENT
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
TOP AND BOTTOM OF PACKAGE
(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 6)
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)
3.00 ± 0.102
(.007 – .011)
4.90 ± 0.152
(.193 ± .006)
0.17 – 0.27
(NOTE 3)
TYP
3.00 ±0.10
0.75 ±0.05
(4 SIDES)
(.043)
MAX
1.10
(.0197)
0.50
BSC
10
0.00 – 0.05
1 2 3 4 5
9
1.65 ± 0.10
8
(2 SIDES)
7 6
BOTTOM VIEW—EXPOSED PAD
3.00 ± 0.102
(.118 ± .004)
(.0196 ± .003)
0.497 ± 0.076
(.034)
(NOTE 4)
0.86
REF
0.127 ± 0.076
(.005 ± .003)
MSOP (MSE) 0603
5
R = 0.115
6
REF
2.38 ±0.10
LTC3407A-2
(2 SIDES)
www.DataSheet4U.com
TYP
EXPOSED PAD OPTION
10
1
BOTTOM VIEW OF
0.50 BSC
10
0.25 ± 0.05
1
0.38 ± 0.10
(DD) DFN 1103
(.081 ± .004)
2.06 ± 0.102
15
(.072 ± .004)
1.83 ± 0.102
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