LTC4425EDD LINER [Linear Technology], LTC4425EDD Datasheet - Page 18

• Manufacturer Part Number: LTC4425EDD
• Description: Linear SuperCap Charger with Current-Limited Ideal Diode and V/I Monitor
• Manufacturer: LINER [Linear Technology]

LTC4425
PACKAGE DESCRIPTION
18
3.50 ±0.05
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
(SEE NOTE 6)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
2.10 ±0.05
TOP MARK
0.25 ± 0.05
PIN 1
0.200 REF
NOTE:
1. DRAWING IS NOT A JEDEC PACKAGE OUTLINE
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 AND TIE BARS SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
TOP AND BOTTOM OF PACKAGE
1.65 ±0.05
2.25 REF
2.38 ±0.05
(Reference LTC DWG # 05-08-1725 Rev A)
12-Lead Plastic DFN (3mm × 3mm)
0.45 BSC
0.75 ±0.05
3.00 ±0.10
0.70 ±0.05
(4 SIDES)
PACKAGE
OUTLINE
DD Package
0.00 – 0.05
BOTTOM VIEW—EXPOSED PAD
R = 0.115
1.65 ± 0.10
7
6
TYP
2.25 REF
2.38 ±0.10
0.45 BSC
12
1
0.40 ± 0.10
0.23 ± 0.05
(DD12) DFN 0106 REV A
PIN 1 NOTCH
R = 0.20 OR
0.25 45°
CHAMFER
4425p