Part Details for LTC3780EUH by Linear Technology
Results Overview of LTC3780EUH by Linear Technology
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (1 replacement)
- 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.
LTC3780EUH Information
LTC3780EUH 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 LTC3780EUH
| Part # | Distributor | Description | Stock | Price | Buy | |
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Quest Components | 3A SWITCHING CONTROLLER, 440KHZ SWITCHING FREQ-MAX, PQCC32 | 18 |
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$11.8392 / $13.3191 | Buy Now |
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ComSIT USA | Switching Controller, Current-mode, 3A, 440kHz Switching Freq-Max, CMOS, PQCC32 ECCN: EAR99 RoHS: Not Compliant |
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RFQ |
Part Details for LTC3780EUH
LTC3780EUH CAD Models
LTC3780EUH Part Data Attributes
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LTC3780EUH
Linear Technology
Buy Now
Datasheet
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LTC3780EUH
Linear Technology
LTC3780 - High Efficiency, Synchronous, 4-Switch Buck-Boost Controller; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C
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| Rohs Code | No | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | LINEAR TECHNOLOGY CORP | |
| Part Package Code | QFN | |
| Package Description | 5 X 5 MM, PLASTIC, MO-220WHHD, QFN-32 | |
| Pin Count | 32 | |
| Manufacturer Package Code | UH | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Additional Feature | ALSO OUTPUT VOLTAGE ADJUSTABLE 0.8 TO 30V | |
| Analog IC - Other Type | SWITCHING CONTROLLER | |
| Control Mode | CURRENT-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 36 V | |
| Input Voltage-Min | 4 V | |
| Input Voltage-Nom | 15 V | |
| JESD-30 Code | S-PQCC-N32 | |
| JESD-609 Code | e0 | |
| 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 | |
| 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 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 0.8 mm | |
| Surface Mount | YES | |
| Switcher Configuration | PUSH-PULL | |
| Switching Frequency-Max | 440 kHz | |
| Technology | CMOS | |
| Temperature Grade | OTHER | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | NO LEAD | |
| Terminal Pitch | 0.5 mm | |
| Terminal Position | QUAD | |
| Width | 5 mm |
Alternate Parts for LTC3780EUH
This table gives cross-reference parts and alternative options found for LTC3780EUH. 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 LTC3780EUH, 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 |
|---|---|---|---|---|
| LTC3780IUH#PBF | Linear Technology | Check for Price | LTC3780 - High Efficiency, Synchronous, 4-Switch Buck-Boost Controller; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C | LTC3780EUH vs LTC3780IUH#PBF |
LTC3780EUH Frequently Asked Questions (FAQ)
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The maximum input voltage that can be applied to the LTC3780EUH is 36V, but it's recommended to keep it below 32V for reliable operation.
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To ensure stability, make sure to follow the recommended layout and component selection guidelines, including the use of a low-ESR input capacitor, a suitable inductor, and a stable output capacitor. Also, ensure that the feedback loop is properly compensated.
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The minimum input voltage required for the LTC3780EUH to operate is 4.5V, but it's recommended to keep it above 5V for reliable startup and operation.
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The LTC3780EUH is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage as temperature increases to ensure reliable operation.
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The output voltage of the LTC3780EUH can be programmed using an external resistor divider network connected to the FB pin. The resistor values can be calculated using the formula provided in the datasheet.