ltc3612 Linear Technology Corporation, ltc3612 Datasheet - Page 27

• Manufacturer Part Number: ltc3612
• Description: 3a, 4mhz Monolithic Synchronous Step-down Dc/dc Converter
• Manufacturer: Linear Technology Corporation

PACKAGE DESCRIPTION
6.60 ±0.10
(.0035 – .0079)
0.09 – 0.20
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
4.50 ±0.10
RECOMMENDED SOLDER PAD LAYOUT
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 representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
(.169 – .177)
4.30 – 4.50*
(.020 – .030)
0.50 – 0.75
SEE NOTE 4
(.152)
MILLIMETERS
3.86
(INCHES)
0.65 BSC
0.45 ±0.05
20-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1663)
(.108)
0.25
REF
Exposed Pad Variation CB
2.74
1.05 ±0.10
0° – 8°
*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
4. RECOMMENDED MINIMUM PCB METAL SIZE
SHALL NOT EXCEED 0.150mm (.006") PER SIDE
FOR EXPOSED PAD ATTACHMENT
FE Package
(.0256)
0.65
BSC
20 1918 17 16 15
1
(.0077 – .0118)
0.195 – 0.30
2
TYP
3 4 5 6 7 8 9 10
(.252 – .260)
6.40 – 6.60*
(.152)
3.86
14 13
12
11
FE20 (CB) TSSOP 0204
(.002 – .006)
0.05 – 0.15
(.108)
(.047)
2.74
MAX
1.20
(.252)
6.40
BSC
LTC3612
27
3612f