1 : 1 Input Range ECONOLINE Features 0.25W SMD Package DC/DC-Converter Efficiency up to 77% Unregulated with 3 year Warranty 1kVDC and 2kVDC Isolation Option Converter Operating Temperature from -40C to +100C EN/UL60950-1 Certified The R0.25S/E series DC/DC converter has been designed to offer exceptionally high efficiency, Description low quiescent current and an extended operating temperature range. Uses include battery powered supplies, high efficiency designs or high temperature applications. 0.25 Watt SMD Selection Guide Isolated Part Input Output Output Efficiency Max Single Output Number Voltage Voltage Current typ. Capacitive (1)** SMD (VDC) (VDC) (mA) (%) Load R0.25S**-3.305/E* 3.3 5 50 75 1000F R0.25S**-0505/E* 5 5 50 77 1000F R0.25S**-1205/E* 12 5 50 74 1000F Other input and output voltage combinations available on request. *add Suffix H for 2kVDC Isolation, e.g. R0.25S-3.305/HE *add Suffix -R for tape & reel packaging, e.g. R0.25S-3.305/E -R *add Suffix P for Continuous Short Circuit Protection, e.g. R0.25S/PE **without marking denotes 5 pins out of 8 fitted (includes H option) RoHS with marking 8 denotes 8 pins out of 8 fitted (H option not available), e.g R0.25S8-3.305/E 2011/65/EU 6/6 E224736 Specifications (measured at T = 25C, nominal input voltage full load and after warm up) A EN-60950-1 Certified UL-60950-1 Certified Input Voltage Range 10% max. Voltage Set Accuracy 100% Load/nominal Vin -2% typ. / 5% max. Line Regulation Low Line to High Line max. Load 1,2% typ. R0.25S/E Load Regulation (10% to 100% Load) 4% typ. / 10% max. Ripple & Noise 20MHz BW 50mVp-p typ. / 100mVp-p max. Efficiency 100% Load 70% min. Operating Temperature -40C to + 100C Storage Temperature -55C to +125C Derating-Graph Isolation Test Voltage (tested for 1 second) 1000VDC (Ambient Temperature) (rated for 1 minute***) 500VAC / 60Hz Isolation Test Voltage H-Suffix (tested for 1 second) 2000VDC H-Suffix (rated for 1 minute***) 1000VAC / 60Hz Isolation Capacitance 75PF max. Isolation Resistance Viso = 500V 10 G min. Humidity 95% max. Operating Frequency Vin (nom.) 20kHz min. / 70 kHz max. Short-Circuit Protection 1 Second MTBF Using MIL-HDBK 217F (+100C) 1352 x 10 hours Using MIL-HDBK 217F (+25C) 4494 x 10 hours Detailed Information see Application Notes chapter MTBF Weight 1.0g Certification UL General Safety Report: E224736 UL60950-1 EN General Safety EN60950-1 ***Any data referred to in this datasheet are of indicative nature and based on our practical experience only. For further details, please refer Refer to Application Notes to our Application Notes. E-12 REV: 0/2015 www.recom-power.com R0.25S/E R0.25S/E ECONOLINE DC/DC-Converter Series Typical Characteristics R0.25S-xx05/E Tolerance Envelope %& % ( ) &./ % ( , % ( % ( Notes Note1: Maximum capacitive load is defined as the capacitive load that will allow start up in under 1second without damage to the converter. Package Style and Pinning (mm) Pin Connections Pin Function for 5 Pins Function for 8 Pins 1 Vin - Vin 2 +Vin +Vin 4 -Vout -Vout 5 +Vout +Vout 3 3, 6, 7 NA NC 8NC NC NC= No Connection NA= No Available Electrical Connection UNIT: mm TOL.: 0.25 mm The product information and specifications are subject to change without prior notice. RECOM products are not authorized for use in safety-critical applications (such as life support) without RECOMs explicit written consent. A safety-critical application is defined as an application where a failure of a RECOM product may reasonably be expected to endanger or cause loss of life, inflict bodily harm or damage property. The buyer shall indemnify and hold harmless RECOM, its affiliated companies and its representatives against any damage claims in connection with the unauthorized use of RECOM products in such safety-critical applications. www.recom-power.com REV: 0/2015 E-13 %& )*%+ ,%& - ) &./