LTC3442 Datasheet, PDF (18/20 Pages) Linear Integrated Systems – Micropower Synchronous Buck-Boost DC/DC Converter with Automatic Burst Mode Operation

LTC3442
PACKAGE DESCRIPTIO
UE/DE Package
12-Lead Plastic DFN (4mm × 3mm)
(Reference LTC DWG # 05-08-1695)
3.50 ±0.05
1.70 ±0.05
2.20 ±0.05 (2 SIDES)
0.65 ±0.05
0.25 ± 0.05
0.50
BSC
3.30 ±0.05
(2 SIDES)
PACKAGE
OUTLINE
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
4.00 ±0.10
(2 SIDES)
R = 0.20
TYP
R = 0.115
7
TYP
0.38 ± 0.10
12
PIN 1
TOP MARK
(NOTE 6)
0.200 REF
3.00 ±0.10 1.70 ± 0.10
(2 SIDES) (2 SIDES)
0.75 ±0.05
0.00 – 0.05
6
1
0.25 ± 0.05
0.50
BSC
3.30 ±0.10
(2 SIDES)
PIN 1
NOTCH
(UE12/DE12) DFN 0603
BOTTOM VIEW—EXPOSED PAD
NOTE:
1. DRAWING PROPOSED TO BE A VARIATION OF VERSION
(WGED) IN JEDEC PACKAGE OUTLINE M0-229
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
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
3442f
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