The LTC3425 is a 4‑phase synchronous boost DC‑DC converter offering up to 95% efficiency and 3 A continuous output.
The LTC3425 is a synchronous, 4‑phase boost converter designed for point‑of‑load regulation. It features programmable output voltage (2.4 V‑5.25 V), adjustable current limit, burst‑mode operation, and very low quiescent current.
The device is supplied in a thermally enhanced 32‑lead QFN package (5 mm × 5 mm) and includes internal MOSFET switches and synchronous rectifiers. Typical performance includes up to 95% efficiency, 3 A continuous output, and an input range of 0.5 V‑4.5 V.
| Maximum Continuous Output Current | 3 A |
|---|---|
| Efficiency | up to 95 % |
| Input Voltage Range | 0.5 V – 4.5 V |
| Adjustable Output Voltage | 2.4 V – 5.25 V |
| Package | 5 mm × 5 mm 32‑lead QFN |
The LTC3425 can deliver up to 3 A of continuous output current.
The converter can reach up to 95 % efficiency under typical conditions.
It operates from 0.5 V to 4.5 V input.
The output voltage can be set between 2.4 V and 5.25 V.