MTC2 Series www.murata-ps.com Isolated 2W SM 2:1 Input Single Output DC/DC Converters SELECTION GUIDE Input 2 Efciency Ripple and Noise MTTF Voltage 1 Order Code Nom. Min. Typ. Typ. Max. MIL. Tel. V V mA mA % % mVp/p mVp/p kHrs kHrs MTC2S1203MC 12 3.3 606 210 76 78.5 40 50 997 15886 MTC2S1205MC 12 5 400 210 77 80 45 60 987 15761 MTC2S1212MC 12 12 167 200 81 83.5 45 60 985 15761 MTC2S2403MC 24 3.3 606 110 75 78.5 55 75 877 15230 MTC2S2405MC 24 5 400 100 76 79.5 35 55 795 15517 MTC2S2412MC 24 12 167 100 78 81.5 50 70 891 15638 FEATURES INPUT CHARACTERISTICS UL 60950 recognised for reinforced Parameter Conditions Min. Typ. Max. Units insulation 12V input types 9 12 18 ANSI/AAMI ES60601-1, 2 MOOPs Voltage range V recognition pending 24V input types 18 24 36 Input reected ripple 3kVAC isolation test voltage Hi Pot Test All variants 4 mA p-p current Continuous short circuit protection OUTPUT CHARACTERISTICS Output Voltage Trim Parameter Conditions Min. Typ. Max. Units Remote on/off pin Rated power All output types 2 W Minimal load to meet datasheet specication 10 % No electrolytic capacitors Voltage set point accuracy All output types 2 % Operating temperature range -40C to Line regulation Low line to high line 0.5 % 105C with derating Load regulation All output types 0.5 % 2:1 Input Range 3.3V output types 8 Peak deviation 12V output types 2 PRODUCT OVERVIEW (25-75% & 75-25% %V out 1205 6 swing) The MTC2 series of miniature surface mount DC/ 2405 5 DC converters offers a single output voltage from input voltage ranges of 9-18V and 18-36V. The 45 Transient response MTC2 series regulated output voltage is adjust- 80 able by 10% and a remote on/off pin is also 60 Settling time (1% V out included for application power saving. s Nom.) 55 The MTC2 ideally suited to applications which 75 include medical. Industrial, telecommunications, 100 battery powered systems, and process automa- tion. ISOLATION CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Production tested for 1 second 3000 VAC Isolation test voltage Qualication tested for 1 minute 5200 VDC Isolation capacitance All variants 20 pF Resistance Viso = 1kVDC 1 G 1. Components are supplied in tape and reel packaging, please refer to package specication section. Orderable part numbers are MTC2SXXXXMC-R7 (30 pieces per reel), or MTC2SXXXXMC-R13 (150 pieces per reel) 2. Calculated using MIL-HDBK-217 FN2 and Telecordia SR-332 calculation model with nominal input voltage at full load. For full details go to All specications typical at TA=25C, nominal input voltage and rated output current unless otherwise specied. www.murata-ps.com/rohs www.murata-ps.com All enquiries: www.murata-ps.com/support KDC MTC2.B01 Page 1 of 12 Output Voltage Output Current Rated Input CurrentMTC2 Series Isolated 2W SM 2:1 Input Single Output DC/DC Converters 1 GENERAL CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units 1203 285 1205, 1212 260 2403 185 Switching frequency kHz 2405 225 2412 240 Module on, pin unconnected or open collector oating 3.3V output types 3 V Module off (refer to application notes) 5V & 12V output types 2 Remote on/off pin 1203, 1205 1.4 1212 1.5 mW 2403, 2405 3.9 2412 4.2 TEMPERATURE CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Operation See derating graphs -40 105 Storage -50 125 C Case temperature above ambient 100% Load, Nom VIN, Still Air 22 ABSOLUTE MAXIMUM RATINGS Short-circuit protection (for SELV input voltages) Continuous 1 Remote on/off pin input voltage 12V Input voltage, MTC2 12V input types 25V Input voltage, MTC2 24V input types 40V APPLICATION NOTES Maximum Output Capacitance Maximum output capacitance should not exceed: Output Voltage Maximum Load Capacitance VF 3.3 470 5 470 12 220 Start-up times Typical start up times for this series, with a typical input voltage rise time of 2.2s and output capacitance of 470F (3.3, 5V outputs) and 220F (12V outputs), are shown in the table below. The product series will start into the maximum output capacitance with increased start times. Typical Wave Form: Start-up times Part No. ms MTC2S1203MC 3 MTC2S1205MC 10.5 MTC2S1212MC 31 MTC2S2403MC 7 MTC2S2405MC 12 MTC2S2412MC 21 1. Provided that external control circuit is the same as application note on page 3. www.murata-ps.com All enquiries: www.murata-ps.com/support KDC MTC2.B01 Page 2 of 12