Sipex SP6648 is an ultra-low quiescent current, high efficiency step-up DC-DC converter ideal for single cell, dual cell alkaline and Li-Ion battery applications such as digital still cameras, PDA's, MP3 players, and other portable devices.
The SP6648 is an ultra‑low quiescent current, high‑efficiency step‑up DC‑DC converter designed for single‑cell and dual‑cell battery applications such as cameras, PDAs, and portable devices. It features a 12 µA typical quiescent current, synchronous rectification, programmable low‑battery detection, and an anti‑ringing switch.
The document lists electrical specifications (input range 0.7‑4.5 V, output 2.5‑5.5 V, up to 400 mA output current), performance curves showing up to 94 % efficiency, pin functions, package dimensions (10‑pin DFN), and ordering details including lead‑free options.
| Quiescent Current (Vo) | 12 µA typical |
|---|---|
| Input Voltage Operating Range | 0.7 V – 4.5 V |
| Output Voltage Range | 2.5 V – 5.5 V |
| Startup Input Voltage | 0.85 V (typ) |
| Under‑Voltage Lock‑Out (UVLO) | 0.61 V (typ) |
| Maximum Output Current | 400 mA at 2.6 V input |
| Efficiency | up to 94 % (typ) |
| Package Type | 10‑pin DFN (JEDEC MO‑229) |
| Operating Temperature Range | -40 °C to +85 °C |
| Shutdown Current (Vo) | 500 nA typical |
The SP6648 draws about 12 µA of quiescent current into the output pin (Vo) under typical conditions.
The device can supply up to 400 mA of output current when powered from a 2.6 V input.
It is rated for operation from –40 °C to +85 °C.
Add the “‑L” suffix to the part number, e.g., SP6648EU‑L/TR for a lead‑free, tape‑and‑reel version.