LTC3545 LINER [Linear Technology], LTC3545 Datasheet - Page 19

• Manufacturer Part Number: LTC3545
• Description: Triple 800mA Synchronous Step-Down Regulator-2.25MHz
• Manufacturer: LINER [Linear Technology]

PACKAGE DESCRIPTION
3.50 0.05
2.10 0.05
1.65 0.05
(4 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
NOTE:
1. DRAWING CONFORMS TO JEDEC PACKAGE OUTLINE MO-220 VARIATION (WEED-4)
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
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
ON THE TOP AND BOTTOM OF PACKAGE
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.
PIN 1
TOP MARK
(NOTE 6)
3.00 0.10
(4 SIDES)
(Reference LTC DWG # 05-08-1700 Rev A)
16-Lead Plastic QFN (3mm 3mm)
0.50 BSC
0.25 0.05
0.70 0.05
Exposed Pad Variation AA
PACKAGE OUTLINE
0.75 0.05
UD Package
1.65 0.10
(4-SIDES)
0.200 REF
0.00 – 0.05
BOTTOM VIEW—EXPOSED PAD
R = 0.115
TYP
LTC3545/LTC3545-1
15 16
0.50 BSC
0.25 0.05
1
2
(UD16 VAR A) QFN 1207 REV A
0.40 0.10
PIN 1 NOTCH R = 0.20 TYP
OR 0.25 45 CHAMFER
19
35451fb