LTC4271IUF#PBF Linear Technology, LTC4271IUF#PBF Datasheet - Page 31
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LTC4271IUF#PBF
Manufacturer Part Number
LTC4271IUF#PBF
Description
Manufacturer
Linear Technology
Datasheet
1.LTC4271IUFPBF.pdf
(32 pages)
Specifications of LTC4271IUF#PBF
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Pin Count
24
Mounting
Surface Mount
Package Type
QFN EP
Case Length
4mm
Screening Level
Industrial
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
PACKAGE DESCRIPTION
8.00 0.10
(2 SIDES)
0.75 0.05
NOTE:
1. DRAWING IS NOT A JEDEC PACKAGE OUTLINE
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
PIN 1 TOP MARK
(SEE NOTE 6)
6.45 0.05
SIDE VIEW
7.00 0.10
TOP VIEW
(2 SIDES)
(2 SIDES)
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.
7.50 0.05
6.10 0.05
5.50 REF
5.41 0.05
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 ON THE TOP AND BOTTOM OF PACKAGE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.20mm ON ANY SIDE, IF PRESENT
0.50 BSC
0.25 0.05
(Reference LTC DWG # 05-08-1729 Rev Ø)
52-Lead Plastic QFN (7mm × 8mm)
0.200 REF
(2 SIDES)
6.50 REF
0.00 – 0.05
PACKAGE OUTLINE
UKG Package
0.75 0.05
0.70 0.05
7.10 0.05
(2 SIDES)
6.50 REF
0.00 – 0.05
R = 0.10
8.50 0.05
TYP
6.45 0.10
R = 0.115
BOTTOM VIEW—EXPOSED PAD
TYP
LTC4270/LTC4271
(2 SIDES)
5.50 REF
R = 0.30 TYP OR
5.41 0.10
PIN 1 NOTCH
0.35 ¥ 45C
CHAMFER
0.50 BSC
0.25 0.05
51
(UKG52) QFN REV Ø 0306
52
1
2
0.40 0.10
31
42701f