Features ● ● ● ● ● ● Unregulated Converters ECONOLINE 1:1 Input Range Efficiency up to 80% 3kVDC and 4kVDC Isolation Option Approved for Medical Applications -40°C to +100°C Operating Temperature Range Continuous Short Circuit Protection DC/DC-Converter Selection Guide Part Number SMD Isolation Voltage (kV) Input Voltage (VDC) Output Voltage (VDC) Output Current (mA) Efficiency (typ.) Capacitive Load (max.) RAM-0505S* 3 5 5 200 78% 1000µF RAM-1205S* 3 12 5 200 80% 1000µF RAM-2405S* 3 24 5 200 80% 1000µF 1 Watt SMD Single Output * add Suffix “/H“ for Isolation 4kVDC/1min. e.g. RAM-0505S/H * add Suffix “-R“ for tape&reel packing e.g. RAM-1205S-R or RAM-2405S/H-R Specifications (measured at TA = 25°C, nominal input voltage and rated output current unless otherwise specified Input Voltage Range ±10% Output Voltage Accuracy -1% typ., ±5% max. Line Voltage Regulation (low line to high line at max. load) Load Voltage Regulation (10% to 100% full load) Output Ripple and Noise (20MHz BW limited) Operating Frequency (Vin=nominal input) 1.2% typ., 1.5% max. RoHS 10% typ., 15% max. 2011/65/EU 6/6 50mVp-p typ., 100mVp-p max. 20kHz min. / 50kHz typ. / 90kHz max. Efficiency EN-60601-1 Certified EN-60950-1 Certified see Selection Guide Isolation Voltage Isolation Capacitance H-Suffix H-Suffix Specifications valid for 10% minimum load only (tested for 1 minute) 3000 VDC (tested for 1 second) 3750 VDC (tested for 1 minute) 4000 VDC (tested for 1 second) 5000 VDC 4pF typ., 10pF max. Isolation Resistance (Viso=500V) 15GΩ min. Short-Circuit Protection continuous Operating Temperature Range -40°C to +100°C Storage Temperature -55°C to +125°C Reflow Temperature RoHS compliant 245°C (30 sec.), Peak 255°C (5sec.) max. Vapour Phase Process (for more details see Application Notes) 230°C (90 sec.) max. Relative Humidity 95% RH Package Weight 1.3g Packing Quantity All Types 27 pcs per Tube All Types 500 pcs per Reel MTBF (+25°C) Detailed Information see using MIL-HDBK 217F 4780 x 10³ hours MTBF (+85°C) Application Notes chapter "MTBF" using MIL-HDBK 217F 1310 x 10³ hours } Certifications EN Medical Safety Report: MDD1112018 + RM1112018 IEC/EN 60601-1 3rd Edition Medical Report + ISO14971 Risk Assessment EN General Safety EN60950-1, 2nd Edition RAM Derating-Graph (Ambient Temperature) 100 80 Output Power (%) Minimum Load = 0% Isolation Voltage 60 40 Safe Operating Area 20 0 -40 0 50 Notes Note 1: Maximum capacitive load is defined as the capacitive load tha will allow start up in under 1 second without damage to the converter. E-60 100 150 Operating Temperature °C Refer to Application Notes REV: 0/2013 www.recom-electronic.com RAM Series ECONOLINE DC/DC-Converter Typical Characteristics Tolerance Envelope RAM-xx05S +10% Efficiency / Load +5% ad Line Output Voltage V Nom. +5% 100 1% 80 5% 60 Efficiency % 40 10% 50% 1205 Deviation / Load 25 0505 20 Deviation from Nominal (%) Typical L o 2405 20 0 100% 0% 20% 40% 60% Total Output current (%) 80% 100% 0505 1205 15 10 5 0 2405 -5 -10 0% 20% 40% 60% Total Output current (%) 80% 100% Output Load Current (%) Package Style and Pinning 3rd angle projection 8.70 18.00 6.70 4.05 max. Pin Connections Pin # Function 10.65 1.27x13 1 28 27 17 16 15 RECOM RAM-xx05S 9.00 -Vin 12 -Vout 13 +Vout 14~17 NC 27,28 NC RAM NC = No Connection Pb 1.27 0.50 pin width 12 +Vin 2 Unit: Tolerance: 12 13 14 mm ± 0.25 mm EMC Filtering - Suggestion for EN55022 Class B Input Voltage 470pF/6kVDC DC Input + Output Inductance/ Capacitance (C1) 5V 10µF 12V 4.7µF 24V 22µF C1 GND www.recom-international.com DC GND REV:0/2013 E-61