lt3517 Linear Technology Corporation, lt3517 Datasheet - Page 18

• Manufacturer Part Number: lt3517
• Description: Full-featured Led Driver With 1.5a Switch Current
• Manufacturer: Linear Technology Corporation

LT3517
PACKAGE DESCRIPTION
4.35 ± 0.05
18
2.90 ± 0.05
2.15 ± 0.05
(4 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
NOTE:
1. DRAWING CONFORMS TO JEDEC PACKAGE OUTLINE MO-220 VARIATION (WGGC)
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
PIN 1
TOP MARK
(NOTE 6)
4.00 ± 0.10
(4 SIDES)
16-Lead Plastic QFN (4mm × 4mm)
0.65 BSC
0.30 ±0.05
(Reference LTC DWG # 05-08-1692)
0.72 ±0.05
PACKAGE OUTLINE
0.75 ± 0.05
UF Package
0.200 REF
0.00 – 0.05
2.15 ± 0.10
(4-SIDES)
R = 0.115
BOTTOM VIEW—EXPOSED PAD
TYP
15
16
0.65 BSC
0.30 ± 0.05
0.55 ± 0.20
1
2
(UF16) QFN 1004
PIN 1 NOTCH R = 0.20 TYP
OR 0.35 × 45° CHAMFER
3517f