LTC4278CDKD#PBF footprint, schematic symbol and 3D model by Analog Devices

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Part Number LTC4278CDKD#PBF
Manufacturer Analog Devices
Pin Count 33
Part Category Integrated Circuit
Package Category Small Outline No-lead
Footprint Name Small Outline No-lead - DKD Package 32-Lead Plastic DFN (7mm × 4mm)
Released Date May 7, 2026
Last Modified Date May 7, 2026 10:41 AM UTC
Pinout / Pin List Click Here (Member Only)

LTC4278CDKD#PBF Details

Manufacturer Part Number:
LTC4278CDKD#PBF
Brand Name:
Analog Devices Inc
Pbfree Code:
No
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
DFN-32
Pin Count:
32
Manufacturer Package Code:
05-08-1734
Country Of Origin:
Thailand
ECCN Code:
EAR99
HTS Code:
8542.39.00.01
Manufacturer:
Analog Devices Inc
YTEOL:
10
JESD-30 Code:
R-PDSO-N32
JESD-609 Code:
e3
Length:
7 mm
Moisture Sensitivity Level:
1
Number of Terminals:
32
Operating Temperature-Max:
70 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVSON
Package Equivalence Code:
SOLCC32,.16,16
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
0.8 mm
Supply Voltage-Max:
57 V
Supply Voltage-Min:
10 V
Supply Voltage-Nom:
12 V
Surface Mount:
YES
Technology:
CMOS
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
NO LEAD
Terminal Pitch:
0.4 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4 mm
uPs/uCs/Peripheral ICs Type:
PSE CONTROLLER

LTC4278CDKD#PBF Frequently Asked Questions (FAQs)

A good PCB layout for the LTC4278CDKD#PBF involves keeping the input and output traces short and away from noise sources, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
To ensure reliable operation over the entire operating temperature range, it is essential to follow proper thermal design and layout guidelines, including providing adequate heat sinking and thermal relief. Additionally, ensure that the device is operated within its specified voltage and current limits.
Using a lower input voltage than the recommended 3.3V or 5V may result in reduced output current capability and increased dropout voltage. Using a higher input voltage may result in increased power dissipation and reduced reliability. It is recommended to operate the device within the specified input voltage range for optimal performance and reliability.
To troubleshoot issues with the LTC4278CDKD#PBF, start by verifying that the input voltage and current are within the specified limits. Check for proper PCB layout and decoupling. Use an oscilloscope to monitor the input and output voltages and currents. Consult the datasheet and application notes for guidance on troubleshooting specific issues.
Using a different capacitor value or type for the output capacitor may affect the stability and transient response of the device. It is recommended to use a capacitor with a value and type that meets the specifications outlined in the datasheet. Consult the datasheet and application notes for guidance on selecting the optimal output capacitor.

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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