LTC4242IUHF#PBF Linear Technology, LTC4242IUHF#PBF Datasheet - Page 23

• Manufacturer Part Number: LTC4242IUHF#PBF
• Description: IC CTRLR HOTSWAP DUAL-SLOT 38QFN
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4242IUHF#PBF

• Applications: General Purpose, PCI Express
• Internal Switch(s): No
• Voltage - Supply: 2.7 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-WFQFN, Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PACKAGE DESCRIPTIO
5.50 ± 0.05
(2 SIDES)
4.10 ± 0.05
(2 SIDES)
3.15 ± 0.05
(2 SIDES)
7.00 ± 0.10
0.75 ± 0.05
(2 SIDES)
NOTE:
1. DRAWING CONFORMS TO JEDEC PACKAGE
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
OUTLINE M0-220 VARIATION WHKD
RECOMMENDED SOLDER PAD LAYOUT
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
PIN 1
TOP MARK
(SEE NOTE 6)
5.15 ± 0.05 (2 SIDES)
6.10 ± 0.05 (2 SIDES)
7.50 ± 0.05 (2 SIDES)
0.50 BSC
0.25 ± 0.05
5.00 ± 0.10
(2 SIDES)
U
38-Lead Plastic QFN (5mm × 7mm)
(Reference LTC DWG # 05-08-1701)
UHF Package
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
0.200 REF
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.20mm ON ANY SIDE
ON THE TOP AND BOTTOM OF PACKAGE
0.00 – 0.05
0.75 ± 0.05
0.70 ± 0.05
PACKAGE
OUTLINE
5.15 ± 0.10
(2 SIDES)
0.00 – 0.05
0.200 REF
0.50 BSC
0.25 ± 0.05
BOTTOM VIEW—EXPOSED PAD
3.15 ± 0.10
(2 SIDES)
R = 0.115
TYP
37
38
LTC4242
PIN 1 NOTCH
R = 0.30 TYP OR
0.35 × 45° CHAMFER
0.40 ±0.10
0.40 ± 0.10
1
2
(UH) QFN 0205
23
4242f