LT3505 LINER [Linear Technology], LT3505 Datasheet - Page 28

• Manufacturer Part Number: LT3505
• Description: Monolithic Dual Tracking 3A Step-Down Switching
• Manufacturer: LINER [Linear Technology]

LT3501
package DescripTion
28
Please refer to
http://www.linear.com/designtools/packaging/
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
(.169 – .177)
4.30 – 4.50*
(.020 – .030)
0.50 – 0.75
SEE NOTE 4
(.152)
MILLIMETERS
3.86
(INCHES)
0.65 BSC
(Reference LTC DWG # 05-08-1663 Rev I)
20-Lead Plastic TSSOP (4.4mm)
0.45 ±0.05
(.108)
0.25
REF
2.74
Exposed Pad Variation CB
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
for the most recent package drawings.
(.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
FE20 (CB) TSSOP REV I 0211
11
(.002 – .006)
0.05 – 0.15
(.108)
(.047)
2.74
MAX
1.20
(.252)
6.40
BSC
3501fd