TEN 3-4811WIN - 

Traco 3W Isolated DC-DC Converter - TEN 3WIN Series
The Traco Power TEN 3WIN Series of DC-DC Converters is a 3 Watt converter in DIP24 package. The updated design of this wide input DC-DC converter enables cost reduction without compromising on reliability and function. These Power converters come with an internal filter to meet EN55022 class A without external components. The TEN 3WIN series of DC-DC converters are the ideal solution for cost critical but demanding application, thanks to their increased EMC immunity and extended operating temperature range of -40°C to 85°C.