This document is about RxxL and RxxM series DC/DC converter product selection guide, introduce the features of the products, including high efficiency, single output, UL94V-O package material, no heatsink, toroidal magnetics, fully encapsulated, no external components
The EUROLINE series from RECOM includes the RxxL and RxxM DC/DC converters, offering 0.25 W power in DIP8 or SIP4 packages with up to 1 kVDC isolation. These devices are pin‑compatible, fully encapsulated, and require no external components or heatsink.
The document lists electrical specifications such as input voltage ranges, output voltage options (3.3 V, 5 V, 12 V, 15 V), efficiency (70 %‑75 % typical), isolation voltage of 1000 VDC, and operating temperature limits from –40 °C to 70 °C. Package dimensions, weight, and recommended footprints are also provided.
| Isolation Voltage | 1000 VDC |
|---|---|
| Switching Frequency (full load) | 100 kHz max |
| Efficiency (3.3 V/5 V output) | 70 % typ / 60 % min |
| Efficiency (12 V/15 V output) | 75 % typ / 70 % min |
| Operating Temperature Range (free air) | –40 °C to 70 °C |
| Package Weight (SIP) | 149 mg |
The converters are flash‑tested for 1 second at an isolation voltage of 1000 VDC.
The typical maximum switching frequency at full load is 100 kHz.
Typical efficiency is 75 % with a minimum of 70 % for the 12 V and 15 V output types.
The converters operate from –40 °C up to 70 °C in free air, provided a minimum 10 mm clearance.