Part Details for LTC3731IUH#PBF by Analog Devices Inc
Results Overview of LTC3731IUH#PBF by Analog Devices Inc
- Distributor Offerings: (6 listings)
- Number of FFF Equivalents: (4 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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.
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LTC3731IUH#PBF Information
LTC3731IUH#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 LTC3731IUH#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
LTC3731IUH#PBF-ND
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DigiKey | IC REG CTRLR BUCK 32QFN Min Qty: 1 Lead time: 10 Weeks Container: Tube |
63 In Stock |
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$8.1875 / $15.4700 | Buy Now |
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DISTI #
584-LTC3731IUH#PBF
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Mouser Electronics | Switching Voltage Regulators 3-Phase, 600kHz, Sync Buck Sw Reg Cntr RoHS: Compliant | 159 |
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$8.5200 / $14.3300 | Buy Now |
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DISTI #
V36:1790_06477901
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Arrow Electronics | DC/DC Cntrlr Single-OUT Step Down 440kHz 32-Pin QFN EP Tube RoHS: Compliant Min Qty: 73 Package Multiple: 73 Lead time: 10 Weeks Date Code: 2337 | Americas - 52 |
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$7.9260 / $8.1690 | Buy Now |
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Analog Devices Inc | 3-Phase, 600kHz, Sync Buck Sw Package Multiple: 73 | 597 |
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$6.5500 / $15.4700 | Buy Now |
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DISTI #
LTC3731IUHPBF
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TME | PMIC, DC/DC converter, Uin: 4÷36VDC, Uout: 0.6÷1.75VDC, 60A, SSOP36 Min Qty: 1 | 0 |
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$6.6500 / $9.7700 | RFQ |
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DISTI #
LTC3731IUH#PBF
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Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 73 | 0 |
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$8.4600 / $9.8200 | Buy Now |
Part Details for LTC3731IUH#PBF
LTC3731IUH#PBF CAD Models
LTC3731IUH#PBF Part Data Attributes
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LTC3731IUH#PBF
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
LTC3731IUH#PBF
Analog Devices Inc
3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Package Description | 5 X 5 MM, LEAD FREE, PLASTIC, M0-220WHHD, QFN-32 | |
| Pin Count | 32 | |
| Manufacturer Package Code | 05-08-1693 | |
| Reach Compliance Code | compliant | |
| Samacsys Manufacturer | Analog Devices | |
| 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 | 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 | -40 °C | |
| Output Current-Max | 5 A | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | HVQCCN | |
| 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 | 750 kHz | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| 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 LTC3731IUH#PBF
This table gives cross-reference parts and alternative options found for LTC3731IUH#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 LTC3731IUH#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 |
|---|---|---|---|---|
| LTC3731CUH | Linear Technology | Check for Price | LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: QFN; Pins: 32; Temperature Range: 0°C to 70°C | LTC3731IUH#PBF vs LTC3731CUH |
| LTC3731IUH#PBF | Linear Technology | Check for Price | LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C | LTC3731IUH#PBF vs LTC3731IUH#PBF |
| LTC3731IUH | Linear Technology | Check for Price | LTC3731 - 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C | LTC3731IUH#PBF vs LTC3731IUH |
| LTC3731IUH#TR | Analog Devices Inc | Check for Price | Switching Controller, Current-mode, 5A, 750kHz Switching Freq-Max, PQCC32 | LTC3731IUH#PBF vs LTC3731IUH#TR |
LTC3731IUH#PBF Frequently Asked Questions (FAQ)
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A good PCB layout for the LTC3731IUH#PBF involves keeping the high-current paths short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a 4-layer board with a dedicated power plane and a dedicated ground plane to reduce noise and EMI.
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The selection of input and output capacitors for the LTC3731IUH#PBF depends on the specific application requirements. In general, low-ESR capacitors with a high ripple current rating are recommended. The input capacitor should be able to handle the input voltage and current, while the output capacitor should be able to handle the output voltage and current. A good starting point is to use capacitors with a capacitance value of 10uF to 22uF and a voltage rating of 1.5 to 2 times the input voltage.
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The maximum ambient temperature range for the LTC3731IUH#PBF is -40°C to 125°C. However, the device's performance and reliability may be affected at extreme temperatures, so it's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
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To troubleshoot issues with the LTC3731IUH#PBF, start by checking the input voltage, output voltage, and current. Verify that the input voltage is within the recommended range and that the output voltage is within the specified tolerance. Check for any signs of overheating, such as excessive temperature rise or burning smells. Use an oscilloscope to check for any noise or oscillations on the output voltage. If the issue persists, check the PCB layout and component selection to ensure that they meet the recommended guidelines.
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Yes, the LTC3731IUH#PBF is suitable for high-reliability and high-availability applications. The device is designed to meet the requirements of automotive, industrial, and medical applications, and it has a high MTBF (mean time between failures) rating. However, it's recommended to follow proper design and manufacturing guidelines to ensure the reliability and availability of the system.