LTC3458 Linear Technology, LTC3458 Datasheet - Page 15

• Manufacturer Part Number: LTC3458
• Description: 1.4A/ 1.5MHz Synchronous Step-Up DC/DC Converter with Output Disconnect
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
3.40 ±0.05
2.24 ±0.05
TOP MARK
1.70 ±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
PIN 1
0.200 REF
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.
NOTE:
1. DRAWING PROPOSED TO BE A VARIATION OF VERSION
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
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
(WGED) IN JEDEC PACKAGE OUTLINE M0-229
0.25 ± 0.05
U
4.00 ±0.10
3.30 ±0.05
(2 SIDES)
(2 SIDES)
12-Lead Plastic DFN (4mm × 3mm)
(Reference LTC DWG # 05-08-1695)
0.50
BSC
DE/UE Package
0.58 ±0.05
0.75 ±0.05
3.00 ±0.10
(2 SIDES)
PACKAGE OUTLINE
0.00 – 0.05
R = 0.20
1.70 ± 0.10
(2 SIDES)
TYP
BOTTOM VIEW—EXPOSED PAD
0.25 ± 0.05
7
6
R = 0.115
3.30 ±0.10
(2 SIDES)
TYP
0.50
BSC
12
1
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0.38 ± 0.10
(UE12/DE12) DFN 0802
PIN 1
NOTCH
LTC3458
15
3458f