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High Efficiency, Synchronous, 4-Switch Buck-Boost Controller
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#TRPBF 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.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
50AK3215
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Newark | Dc/Dc Ctrl, Sync Buck-Boost, 400Khz, Control Mode:Current Mode Control, Supply Voltage Min:4V, Supply Voltage Max:36V, No. Of Outputs:1Outputs, Duty Cycle (%):99%, Ic Case/Package:Qfn-Ep, No. Of Pins:32Pins, Product Range:- Rohs Compliant: Yes |Analog Devices LTC3780EUH#TRPBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 1297 |
|
$8.0100 / $13.5500 | Buy Now |
DISTI #
LTC3780EUH#TRPBFCT-ND
|
DigiKey | IC REG CTRLR BUCK-BOOST 32QFN Min Qty: 1 Lead time: 10 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
4387 In Stock |
|
$7.7000 / $14.7700 | Buy Now |
DISTI #
584-LTC3780EUH#TRPBF
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Mouser Electronics | Switching Voltage Regulators Hi Eff, Sync, 4-Switch Buck-Boost Cntr RoHS: Compliant | 506 |
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$7.9100 / $13.5500 | Buy Now |
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Analog Devices Inc | Hi Eff, Sync, 4-Switch Buck-Bo Min Qty: 1 Package Multiple: 2500 | 3378 |
|
$6.1600 / $14.7700 | Buy Now |
DISTI #
LTC3780EUHTRPBF
|
Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 2500 | 0 |
|
$7.9600 / $8.2700 | Buy Now |
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LTC3780EUH#TRPBF
Analog Devices Inc
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Datasheet
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LTC3780EUH#TRPBF
Analog Devices Inc
High Efficiency, Synchronous, 4-Switch Buck-Boost Controller
|
Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Package Description | 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 | 36 V | |
Input Voltage-Min | 4 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 | -40 °C | |
Output Current-Max | 3 A | |
Output Voltage-Max | 30 V | |
Output Voltage-Min | 0.8 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 | BUCK-BOOST | |
Switching Frequency-Max | 440 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 |
This table gives cross-reference parts and alternative options found for LTC3780EUH#TRPBF. 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#TRPBF, 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#TRPBF vs LTC3780IUH#PBF |
The maximum input voltage that can be applied to the LTC3780EUH is 32V, but it's recommended to keep it below 28V for reliable operation.
To ensure the stability of the output voltage, make sure to use a minimum output capacitance of 10uF, and a maximum ESR of 1 ohm. Also, use a low-ESR capacitor for the input capacitor.
The maximum output current that the LTC3780EUH can deliver is 2A, but it's recommended to keep it below 1.5A for reliable operation.
To configure the LTC3780EUH for a specific output voltage, use the feedback resistors R1 and R2 to set the output voltage. The ratio of R1 to R2 determines the output voltage. Use the formula: Vout = 0.8V * (1 + R2/R1) to calculate the output voltage.
The EN (enable) pin on the LTC3780EUH is used to enable or disable the regulator. When the EN pin is high, the regulator is enabled, and when it's low, the regulator is disabled.