Datasheets
LTC3731IG#PBF by:

3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller

Part Details for LTC3731IG#PBF by Analog Devices Inc

Results Overview of LTC3731IG#PBF by Analog Devices Inc

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LTC3731IG#PBF Information

LTC3731IG#PBF by Analog Devices Inc 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 LTC3731IG#PBF

Part # Distributor Description Stock Price Buy
DISTI # LTC3731IG#PBF-ND
DigiKey IC REG CTRLR BUCK 36SSOP Min Qty: 1 Lead time: 10 Weeks Container: Tube Temporarily Out of Stock
  • 1 $15.1100
  • 10 $10.5320
  • 37 $8.9086
  • 111 $7.9375
$7.9375 / $15.1100 Buy Now
DISTI # 584-LTC3731IG#PBF
Mouser Electronics Switching Voltage Regulators 3-Phase, 600kHz, Sync Buck Sw Reg Cntr RoHS: Compliant 0
  • 1 $13.9300
  • 10 $10.7400
  • 25 $9.8400
  • 37 $9.3800
  • 111 $8.4100
  • 259 $8.2800
  • 518 $8.2400
$8.2400 / $13.9300 Order Now
DISTI # V36:1790_06477897
Arrow Electronics DC/DC Cntrlr Single-OUT Step Down 440kHz 36-Pin SSOP Tube RoHS: Compliant Min Qty: 74 Package Multiple: 37 Lead time: 10 Weeks Americas - 6
  • 74 $7.4140
$7.4140 Buy Now
Analog Devices Inc 3-Phase, 600kHz, Sync Buck Sw Package Multiple: 37 629
  • 1 $15.1100
  • 10 $10.5320
  • 1,000 $6.3500
$6.3500 / $15.1100 Buy Now
DISTI # 35216447
Verical DC/DC Cntrlr Single-OUT Step Down 440kHz 36-Pin SSOP Tube RoHS: Compliant Min Qty: 74 Package Multiple: 74 Americas - 592
  • 74 $7.8541
$7.8541 Buy Now
DISTI # 88836785
Verical DC/DC Cntrlr Single-OUT Step Down 440kHz 36-Pin SSOP Tube RoHS: Compliant Min Qty: 6 Package Multiple: 6 Americas - 6
  • 6 $6.8800
$6.8800 Buy Now
Rochester Electronics LTC3731 - 3-PHASE, 600 KHZ, SYNCHRONOUS BUCK SWITCHING REGULATOR CONTROLLER RoHS: Compliant Status: Active Min Qty: 1 14
  • 25 $8.3600
  • 100 $7.9400
  • 500 $7.5200
  • 1,000 $7.1100
  • 10,000 $6.6900
$6.6900 / $8.3600 Buy Now
DISTI # LTC3731IGPBF
TME PMIC, DC/DC converter, Uin: 4÷36VDC, Uout: 0.6÷1.75VDC, 60A, SSOP36 Min Qty: 1 0
  • 1 $10.5000
  • 3 $9.9200
  • 25 $9.0700
  • 250 $7.9400
  • 500 $7.1400
$7.1400 / $10.5000 RFQ
DISTI # LTC3731IG#PBF
Richardson RFPD POWER MANAGEMENT IC RoHS: Compliant Min Qty: 74 0
  • 74 $9.5300
  • 100 $9.0000
  • 500 $8.7500
  • 1,000 $8.5300
  • 5,000 $8.2000
$8.2000 / $9.5300 Buy Now

Part Details for LTC3731IG#PBF

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LTC3731IG#PBF Part Data Attributes

LTC3731IG#PBF Analog Devices Inc
Buy Now Datasheet
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LTC3731IG#PBF Analog Devices Inc 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Package Description 5.3 MM, LEAD FREE, PLASTIC, SSOP-36
Pin Count 36
Manufacturer Package Code 05-08-1640 (G24)
Reach Compliance Code compliant
Analog IC - Other Type SWITCHING CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 32 V
Input Voltage-Min 4.5 V
Input Voltage-Nom 5 V
JESD-30 Code R-PDSO-G36
JESD-609 Code e3
Length 12.8 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 36
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 5 A
Package Body Material PLASTIC/EPOXY
Package Code SSOP
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 2 mm
Surface Mount YES
Switcher Configuration PHASE-SHIFT
Switching Frequency-Max 750 kHz
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 0.65 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 5.3 mm

Alternate Parts for LTC3731IG#PBF

This table gives cross-reference parts and alternative options found for LTC3731IG#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 LTC3731IG#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
LTC3731CG#PBF Linear Technology Check for Price LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: 0°C to 70°C LTC3731IG#PBF vs LTC3731CG#PBF
LTC3731HG#PBF Linear Technology Check for Price LTC3731H - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: -40°C to 125°C LTC3731IG#PBF vs LTC3731HG#PBF
LTC3731HG Analog Devices Inc Check for Price Switching Controller, Current-mode, 5A, 750kHz Switching Freq-Max, PDSO36 LTC3731IG#PBF vs LTC3731HG
LTC3731IG Analog Devices Inc Check for Price Switching Controller, Current-mode, 5A, 750kHz Switching Freq-Max, PDSO36 LTC3731IG#PBF vs LTC3731IG
Part Number Manufacturer Composite Price Description Compare
LTC3731CG#PBF Analog Devices Inc $7.2784 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller LTC3731IG#PBF vs LTC3731CG#PBF
LTC3731HG#TR Linear Technology Check for Price LTC3731H - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: -40°C to 125°C LTC3731IG#PBF vs LTC3731HG#TR
LTC3731HG#TRPBF Analog Devices Inc Check for Price 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller LTC3731IG#PBF vs LTC3731HG#TRPBF
LTC3731IG Linear Technology Check for Price LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: -40°C to 85°C LTC3731IG#PBF vs LTC3731IG
LTC3731HG#TRPBF Linear Technology Check for Price LTC3731H - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: -40°C to 125°C LTC3731IG#PBF vs LTC3731HG#TRPBF
LTC3731CG Linear Technology Check for Price LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: 0°C to 70°C LTC3731IG#PBF vs LTC3731CG
LTC3731CG Analog Devices Inc Check for Price Switching Controller, Current-mode, 5A, 750kHz Switching Freq-Max, PDSO36 LTC3731IG#PBF vs LTC3731CG
LTC3731IG#TRPBF Linear Technology Check for Price LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: -40°C to 85°C LTC3731IG#PBF vs LTC3731IG#TRPBF
LTC3731IG#TR Analog Devices Inc Check for Price Switching Controller, Current-mode, 5A, 750kHz Switching Freq-Max, PDSO36 LTC3731IG#PBF vs LTC3731IG#TR
LTC3731IG#TR Linear Technology Check for Price LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: SSOP; Pins: 24; Temperature Range: -40°C to 85°C LTC3731IG#PBF vs LTC3731IG#TR

LTC3731IG#PBF Frequently Asked Questions (FAQ)

  • The maximum operating temperature range for the LTC3731IG#PBF is -40°C to 125°C, as specified in the datasheet. However, it's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance and reliability.

  • To ensure proper power-up and configuration, follow the recommended power-up sequence and configuration guidelines outlined in the datasheet. This includes powering up the VIN pin first, followed by the VCC pin, and then configuring the device through the I2C interface.

  • To minimize noise and EMI, follow the recommended layout and routing guidelines outlined in the datasheet and application notes. This includes keeping sensitive analog signals away from digital signals, using a solid ground plane, and minimizing trace lengths and loops.

  • To troubleshoot issues with the LTC3731IG#PBF, start by reviewing the datasheet and application notes to ensure proper configuration and operation. Then, use debugging tools such as oscilloscopes and logic analyzers to identify the source of the issue. Finally, consult with Analog Devices' technical support team or online forums for additional guidance and support.

  • To ensure proper thermal management and heat dissipation, follow the recommended thermal design guidelines outlined in the datasheet and application notes. This includes providing adequate heat sinking, using thermal interface materials, and ensuring good airflow around the device.

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