lt3473a Linear Technology Corporation, lt3473a Datasheet - Page 11
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lt3473a
Manufacturer Part Number
lt3473a
Description
Micropower 1a Boost Converter With Schottky And Output Disconnect
Manufacturer
Linear Technology Corporation
Datasheet
1.LT3473A.pdf
(12 pages)
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PACKAGE DESCRIPTIO
3.50 ±0.05
2.20 ±0.05
3.5 ±0.05
1.70 ±0.05
2.15 ±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
NOTE:
1. DRAWING PROPOSED TO BE A VARIATION OF VERSION
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
(WGED) IN JEDEC PACKAGE OUTLINE M0-229
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
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
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
1.65 ±0.05
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
ON TOP AND BOTTOM OF PACKAGE
(2 SIDES)
0.25 ± 0.05
0.25 ± 0.05
3.30 ±0.05
(2 SIDES)
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.
0.50
BSC
0.50
BSC
U
0.65 ±0.05
0.675 ±0.05
PACKAGE
OUTLINE
PACKAGE
OUTLINE
12-Lead Plastic DFN (4mm × 3mm)
8-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1698)
(Reference LTC DWG # 05-08-1708)
TOP MARK
(NOTE 6)
TOP MARK
PIN 1
0.200 REF
(NOTE 6)
PIN 1
DD Package
0.200 REF
DE Package
4.00 ±0.10
(2 SIDES)
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
ON THE TOP AND BOTTOM OF PACKAGE
0.75 ±0.05
3.00 ±0.10
(4 SIDES)
3.00 ±0.10
0.75 ±0.05
(2 SIDES)
0.00 – 0.05
0.00 – 0.05
R = 0.20
1.65 ± 0.10
(2 SIDES)
1.70 ± 0.10
(2 SIDES)
TYP
LT3473/LT3473A
BOTTOM VIEW—EXPOSED PAD
0.25 ± 0.05
R = 0.115
BOTTOM VIEW—EXPOSED PAD
0.25 ± 0.05
TYP
4
5
7
6
2.38 ±0.10
(2 SIDES)
R = 0.115
3.30 ±0.10
(2 SIDES)
TYP
8
1
0.50 BSC
0.38 ± 0.10
0.50
BSC
(DD8) DFN 1203
12
1
0.38 ± 0.10
11
(UE12/DE12) DFN 0603
PIN 1
NOTCH
3473f