For Reference Only
| Part Number | LTC3521IUF#PBF |
| Manufacturer | Analog Devices Inc. |
| Category | Integrated Circuits (ICs) › Voltage Regulators - DC DC Switching Regulators |
| Description | IC REG BUCK BST ADJ TRPL 24QFN |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LTC3521IUF#PBF PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 07 - Dec 11 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
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| Shipping | ![]() |
| Part Number: | LTC3521IUF#PBF |
| Brand: | Analog Devices Inc. |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Voltage Regulators - DC DC Switching Regulators |
| Manufacturer: | Analog Devices Inc. |
| Product Status: | Active |
| Function: | Step-Down, Step-Up/Step-Down |
| Output Configuration: | Positive |
| Topology: | Buck, Buck-Boost |
| Output Type: | Adjustable |
| Number of Outputs: | 3 |
| Voltage - Input (Min): | 1.8V |
| Voltage - Input (Max): | 5.5V |
| Voltage - Output (Min/Fixed): | 0.6V |
| Voltage - Output (Max): | 5.5V |
| Current - Output: | 600mA, 1A |
| Frequency - Switching: | 1.1MHz |
| Synchronous Rectifier: | Yes |
| Operating Temperature: | -40°C ~ 125°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | 24-WFQFN Exposed Pad |
| Supplier Device Package: | 24-QFN (4x4) |
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| In Stock | 9749 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $9.05000 | $9.05 |
| 25 | $6.01080 | $150.27 |
| 100 | $4.97000 | $497 |
| 250 | $4.72152 | $1180.38 |
| 500 | $4.61500 | $2307.5 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.