We use Cookies to give you best experience on our website. By using our website and services, you expressly agree to the placement of our performance, functionality and advertising cookies. Please see our Privacy Policy for more information.

Findchips Blog
Power Circuits / Switching Regulator or Controllers / LTC3728LEUH-1#PBF
Datasheets
LTC3728LEUH-1#PBF by:
Linear Technology
Analog Devices Inc
Linear Technology
Not Found

LTC3728L-1 - Dual, 550kHz, 2-Phase Synchronous Regulator; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C

Part Details for LTC3728LEUH-1#PBF by Linear Technology

Results Overview of LTC3728LEUH-1#PBF by Linear Technology

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

LTC3728LEUH-1#PBF Information

LTC3728LEUH-1#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.

Price & Stock for LTC3728LEUH-1#PBF

Part # Distributor Description Stock Price Buy
DISTI # 2156-LTC3728LEUH-1#PBF-ND
DigiKey DUAL, 550KHZ, 2-PHASE SYNCHRONOU Min Qty: 39 Lead time: 1 Weeks Container: Bulk MARKETPLACE PRODUCT 73
In Stock
  • 39 $7.8100
$7.8100 Buy Now
Bristol Electronics   Min Qty: 1 44
  • 1 $8.5120
  • 4 $5.5328
  • 11 $4.2560
  • 31 $3.9726
$3.9726 / $8.5120 Buy Now
Quest Components   35
  • 1 $11.4000
  • 4 $5.7000
  • 36 $5.3200
$5.3200 / $11.4000 Buy Now
Rochester Electronics LTC3728 - DUAL, 550KHZ, 2-PHASE SYNCHRONOUS REGULATOR RoHS: Compliant Status: Active Min Qty: 1 73
  • 25 $7.5100
  • 100 $7.1300
  • 500 $6.7600
  • 1,000 $6.3800
  • 10,000 $6.0100
$6.0100 / $7.5100 Buy Now

Part Details for LTC3728LEUH-1#PBF

LTC3728LEUH-1#PBF CAD Models

There are no models available for this part yet.

Sign in to request this CAD model.

Register or Sign In

LTC3728LEUH-1#PBF Part Data Attributes

Parametric Data
LTC3728LEUH-1#PBF Linear Technology
Buy Now Datasheet
Compare Parts:
LTC3728LEUH-1#PBF Linear Technology LTC3728L-1 - Dual, 550kHz, 2-Phase Synchronous Regulator; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C
Select a part to compare:
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer LINEAR TECHNOLOGY CORP
Part Package Code QFN
Package Description 5 X 5 MM, LEAD FREE, PLASTIC, MO-220WHHD, QFN-32
Pin Count 32
Manufacturer Package Code UH
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 28 V
Input Voltage-Min 4.5 V
Input Voltage-Nom 15 V
JESD-30 Code S-PQCC-N32
JESD-609 Code e3
Length 5 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 32
Operating Temperature-Max 85 °C
Operating Temperature-Min
Output Current-Max 3 A
Output Voltage-Nom 3.35 V
Package Body Material PLASTIC/EPOXY
Package Code HVQCCN
Package Equivalence Code LCC32,.2SQ,20
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 590 kHz
Technology CMOS
Temperature Grade OTHER
Terminal Finish Matte Tin (Sn)
Terminal Form NO LEAD
Terminal Pitch 0.5 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30
Width 5 mm

Alternate Parts for LTC3728LEUH-1#PBF

This table gives cross-reference parts and alternative options found for LTC3728LEUH-1#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 LTC3728LEUH-1#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
LTC3728LEUH-1 Analog Devices Inc Check for Price Dual Switching Controller, Current-mode, 3A, 590kHz Switching Freq-Max, PQCC32 LTC3728LEUH-1#PBF vs LTC3728LEUH-1
LTC3728LEUH-1 Linear Technology Check for Price LTC3728L-1 - Dual, 550kHz, 2-Phase Synchronous Regulator; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C LTC3728LEUH-1#PBF vs LTC3728LEUH-1
LTC3728LEUH-1#PBF Analog Devices Inc $7.7278 Dual, 550kHz, 2-Phase Synchronous Regulator LTC3728LEUH-1#PBF vs LTC3728LEUH-1#PBF

LTC3728LEUH-1#PBF Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the LTC3728LEUH-1#PBF is 36V, but it's recommended to keep it below 30V for reliable operation.

  • To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines, including the use of a suitable output capacitor and a low-ESR input capacitor.

  • The LTC3728LEUH-1#PBF is rated for operation up to 125°C, but it's essential to consider the thermal derating of the device and ensure proper heat sinking to prevent overheating.

  • The output voltage of the LTC3728LEUH-1#PBF can be programmed using an external resistor divider network connected to the VFB pin, or by using a digital interface such as I2C or SPI with an external microcontroller.

  • The maximum output current that the LTC3728LEUH-1#PBF can deliver is 8A, but it's essential to consider the thermal limitations and ensure proper heat sinking to prevent overheating.