Analog Devices Inc. LTC3412AEUF#PBF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $10.38 | $10.38 |
| 15+ | $10.06 | $150.90 |
| 25+ | $9.84 | $246.00 |
| 50+ | $9.29 | $464.50 |
| 100+ | $8.20 | $820.00 |
| N+ | $1.64 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | |
| Packaging | Tube | |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.25V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 5V |
| Current - Output | 3A |
| Frequency - Switching | 300kHz ~ 4MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 16-WQFN Exposed Pad |
| Supplier Device Package | 16-QFN (4x4) |
| ROHS |  |
The LTC3412AEUF#PBF is a high-efficiency, synchronous step-down DC-DC converter from Analog Devices, capable of delivering up to 3A of continuous output current. It operates from an input voltage range of 2.25V to 5.5V, making it suitable for single-cell Li-Ion battery-powered applications as well as 3.3V and 5V systems. The output voltage is adjustable from 0.8V to 5V. With a programmable switching frequency from 300kHz to 4MHz, designers can trade off efficiency for smaller external components. The device is housed in a compact 16-lead WQFN package with an exposed pad for enhanced thermal dissipation.
- High Efficiency at Light Loads: Burst Mode operation maintains high efficiency even at low output currents, significantly extending battery life in portable devices.
- Low Output Ripple: The synchronous rectification and high-frequency operation result in low output voltage ripple, ideal for noise-sensitive analog circuits.
- Small Footprint: The 16-lead WQFN package and high switching frequency allow for a very compact total solution size.
- Wide Frequency Range: The 300kHz to 4MHz range provides flexibility to avoid noise-sensitive frequency bands and optimize efficiency.
Core Power for Handheld Devices
The LTC3412AEUF#PBF's 3A output and 2.25V-5.5V input range make it perfect for powering the application processor and memory in smartphones, portable media players, and handheld GPS units, ensuring efficient use of battery power.
Networking and Communication Equipment
In routers, switches, and base stations, this buck converter provides a clean, stable 3.3V or 2.5V rail for FPGAs and ASICs, with the high-frequency operation allowing for a compact power supply design.
Industrial Sensor Interfaces
For industrial control systems, the LTC3412AEUF#PBF can step down a 5V supply to power precision analog-to-digital converters (ADCs), operational amplifiers, and digital isolators, minimizing noise and improving system accuracy.
White-LED Backlighting
While primarily a buck converter, it can be used in a SEPIC configuration to drive white LEDs in small displays, offering a regulated current source with high efficiency.
Portable Medical Devices
Its low quiescent current and high efficiency at light loads make it suitable for battery-operated medical monitors, hearing aids, and portable diagnostic tools, where power consumption is critical.
Set-Top Boxes and Media Players
The converter efficiently generates the multiple low-voltage rails required by set-top boxes, Blu-ray players, and streaming devices, reducing heat and improving reliability.
- Q: What type of converter is the LTC3412AEUF#PBF?
- A: It is a synchronous step-down (Buck) DC-DC converter.
- Q: What is the input voltage range?
- A: The input voltage range is from 2.25V to 5.5V.
- Q: What is the maximum output current?
- A: It can deliver up to 3A of continuous output current.
- Q: What is the switching frequency range?
- A: The switching frequency is programmable from 300kHz up to 4MHz.
- Q: What is the output voltage range?
- A: The output voltage is adjustable from 0.8V up to 5V.
- Q: What package is available?
- A: It comes in a 16-lead WQFN package with an exposed pad.
LTC3412AEUF#PBF.pdf
- Q: What type of converter is the LTC3412AEUF#PBF?
- A: It is a synchronous step-down (Buck) DC-DC converter.
- Q: What is the input voltage range?
- A: The input voltage range is from 2.25V to 5.5V.
- Q: What is the maximum output current?
- A: It can deliver up to 3A of continuous output current.
- Q: What is the switching frequency range?
- A: The switching frequency is programmable from 300kHz up to 4MHz.
- Q: What is the output voltage range?
- A: The output voltage is adjustable from 0.8V up to 5V.
- Q: What package is available?
- A: It comes in a 16-lead WQFN package with an exposed pad.
