LTC3728LEUH#PBF
lmages are for reference only.LTC3728LEUH#PBF
DUAL, 550KHZ, 2-PHASE SYNCHRONOU
Datasheet32-WFQFN Exposed Pad
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Buck Regulator Positive Output Step-Down DC-DC Controller IC 32-QFN (5x5)
LTC3728LEUH#PBF
| Category | Integrated Circuits (ICs) - Power Management PMIC - DC DC Switching Controllers |
| Manufacturer | Linear Technology |
| Series | - |
| Packaging | Bulk |
| RoHS Status | |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Frequency - Switching | 260kHz ~ 550kHz |
| Duty Cycle (Max) | 99.4% |
| Synchronous Rectifier | Yes |
| Clock Sync | No |
| Serial Interfaces | - |
| Control Features | Enable, Power Good, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 32-WFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (5x5) |
| Base Product Number | LTC3728 |
| Grade | - |
| Qualification | - |
| Product Attribute | |
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| Part Number | LTC3728LEUH#PBF | LTC3728LEUH#TRPBF | LTC3728LEGN#PBF | LTC3728LEGN#PBF |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Linear Technology |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | |
| Description | IC REG CTRLR BUCK 32QFN | IC REG CTRLR BUCK 32QFN | IC REG CTRLR BUCK 28SSOP | LTC3728 - 550KHZ, DUAL, 2PHASE C |
| Series | - | - | - | - |
| Packaging | Tube | Tape & Reel (TR) | Tube | Bulk |
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| Delivery Time | In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Orwintech ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries. |
| Delivery Cost | Use your express account for shipment if you have one. Use our account for the shipment. Refer to the table below for the approximate charges. (Different time frame / countries / package size has different price.) |
| Delivery Method | Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support. Others more shipping ways, please get in touch with us. |
| Region | Country | Logistic Time(Day) |
| America | United States | 5 |
| Brazil | 7 | |
| Europe | Germany | 5 |
| United Kingdom | 4 | |
| Ltaly | 5 | |
| Oceania | Australia | 6 |
| New Zealand | 5 | |
| Asia | India | 4 |
| Japan | 4 | |
| Middle East | Israel | 6 |
| Shipment charges(KG) | Reference DHL(USD$) |
| 0.00kg-1.00kg | USD$30.00 - USD$60.00 |
| 1.00kg-2.00kg | USD$40.00 - USD$80.00 |
| 2.00kg-3.00kg | USD$50.00 - USD$100 |
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