Datasheets
LTC3850IUF#PBF by:

LTC3850 - Dual, 2-Phase Synchronous Step-Down Switching Controller; Package: QFN; Pins: 28; Temperature Range: -40°C to 85°C

Part Details for LTC3850IUF#PBF by Linear Technology

Results Overview of LTC3850IUF#PBF by Linear Technology

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Applications Industrial Automation Renewable Energy Robotics and Drones

LTC3850IUF#PBF Information

LTC3850IUF#PBF by Linear Technology is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Part Details for LTC3850IUF#PBF

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LTC3850IUF#PBF Part Data Attributes

LTC3850IUF#PBF Linear Technology
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LTC3850IUF#PBF Linear Technology LTC3850 - Dual, 2-Phase Synchronous Step-Down Switching Controller; Package: QFN; Pins: 28; Temperature Range: -40°C to 85°C
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer LINEAR TECHNOLOGY CORP
Part Package Code QFN
Package Description 4 X 4 MM, LEAD FREE, PLASTIC, QFN-28
Pin Count 28
Manufacturer Package Code UFD
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 30 V
Input Voltage-Min 4 V
Input Voltage-Nom 15 V
JESD-30 Code S-PQCC-N28
JESD-609 Code e3
Length 4 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 28
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 0.1 A
Output Voltage-Nom 5 V
Package Body Material PLASTIC/EPOXY
Package Code HVQCCN
Package Equivalence Code LCC28,.16SQ,16
Package Shape SQUARE
Package Style CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 0.8 mm
Surface Mount YES
Switcher Configuration PHASE-SHIFT
Switching Frequency-Max 860 kHz
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form NO LEAD
Terminal Pitch 0.4 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30
Width 4 mm

Alternate Parts for LTC3850IUF#PBF

This table gives cross-reference parts and alternative options found for LTC3850IUF#PBF. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LTC3850IUF#PBF, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LTC3850EUF Analog Devices Inc Check for Price Dual Switching Controller, Current-mode, 0.1A, 860kHz Switching Freq-Max, PQCC28 LTC3850IUF#PBF vs LTC3850EUF

LTC3850IUF#PBF Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the LTC3850IUF is 28V, but it's recommended to keep it below 24V for reliable operation.

  • To ensure stability, make sure to follow the recommended layout and component selection guidelines, including the use of a low-ESR output capacitor and a minimum output capacitance of 10uF.

  • Yes, the LTC3850IUF is rated for operation up to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. Be sure to follow the thermal management guidelines to ensure reliable operation.

  • The output voltage of the LTC3850IUF can be programmed using an external resistor divider network connected to the VFB pin. The output voltage range is 0.8V to 5.5V.

  • The minimum input voltage required for the LTC3850IUF to operate is 2.9V, but it's recommended to keep it above 3.5V for reliable operation.

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