Features ● ● ● ● ● ● Low Cost Switching Regulator High Startup current capability Efficiency up to 92 % Short Circuit Protection Pin Compatible with 78 Series Regulators 3.3V, 5V / 500 mA Output INNOLINE DC/DC-Converter with 3 year Warranty Selection Guide Part Number Input Range (V) Output Voltage (V) Output Current (mA) Efficiency (%) Max. Capacitive Load R-78E5.0-0.5 7 - 28 5 500 82 - 92 220µF R-78E3.3-0.5 6 - 28 3.3 500 75 - 88 220µF 500mA Single Output Specifications (valid at nominal input voltage 24V full load after warm-up time unless otherwise states) Input Voltage Range 5VDC 3.3VDC 7 - 28 VDC 6 - 28 VDC 5.0 VDC 3.3VDC 5 - 500 mA 1.5mA typ. ± 3% max. see Table 570 KHz typ. 50mVp-p max. ± 0.5 % max. ± 1 % max. Automatic Restart -40°C - +85°C - 55°C - +125°C 11.6 x 8.5 x Output Voltage Output Current Range Quiescent Current Output Voltage Accuracy Efficiency Switching Frequency Vin = 24V Output Ripple & Noise @ 20MHz Line Voltage Regulation Load Voltage Regulation Short Circuit Protection Operating Ambient Temperature Range Storage Temperature Range Dimensions (LxWxH) 10.4mm Weight Packing Quantity Certifications IEC/EN General Safety MTBF (25°C) (70°C) Vin= 24V at Vin = 24 VDC, lo = Full Load 10% to 100% Full Load (see Derating Graph) Report: SPCLVD 1407030-1 MIL-HDBK-217F MIL-HDBT-217F IEC/EN-60950-1, 2nd Edition 4185 x 10³ hours 2182 x 10³ hours RECOM 1.00 ø+0.15/0 11.6 2.54 Pin # 1 2 3 +Vin GND +Vout xx.x ± 0.5mm xx.xx ± 0.25mm Output Power (%) 0.5 ± 0.1 5.08 (Ambient Temperature Vin=24V) Pin Connections 1 2 3 Recommended Footprint Details 3.21 Derating-Graph Front View 10.4 R-78E5.0-0.5 0.51 typ. **** Pb Bottom View R-78E-0.5 (Ambient Temperature) 8.5 0.25 IEC/EN-60950-1 Certified 2g 42 pcs per tube Package Style and Pinning (mm) 4.10 RoHS 2011/65/EU 6/6 110 100 90 80 70 60 50 40 30 20 10 20 40 60 70 8085 100 Operating Temperature (°C) 2.0 Top View 2.54 Refer to Application Notes 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 RECOM’s 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 I-41