MTC1 Series www.murata-ps.com Isolated 1W 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 Telecordia V V mA mA % % mVp/p mVp/p kHrs kHrs MTC1S1203MC 12 3.3 303 110 72 75 25 50 1143 17407 MTC1S1205MC 12 5 200 110 77 78.5 25 50 1129 17407 MTC1S1212MC 12 12 83 100 77 79 20 40 977 17407 MTC1S2403MC 24 3.3 303 55 73 75.5 30 55 1042 17109 MTC1S2405MC 24 5 200 55 74 76.5 25 50 990 17109 MTC1S2412MC 24 12 83 55 75 77 25 50 833 17109 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, 1 MOPP/ 2 MOOPs Voltage range V recognised 24V input types 18 24 36 Input reected ripple 3kVAC isolation test voltage Hi Pot Test All variants 2 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 1 W Minimal load to meet datasheet specication 10 % No electrolytic capacitors 3V, 5V output types -2.5 2 Voltage set point accuracy % Operating temperature range -40C to 12V output types -3 2 100C Line regulation Low line to high line 0.05 0.2 % 2:1 Input Range Load regulation All output types 0.25 0.5 % 2403 variant 4 PRODUCT OVERVIEW Peak deviation (25-75% 2405 variant 3 %Vout & 75-25% swing) The MTC1 series of miniature surface mount DC/ All other variants 2 DC converters offers a single output voltage from Transient response 1203 220 input voltage ranges of 9-18V and 18-36V. The 1205 260 Settling time MTC1 series regulated output voltage is adjust- s (within 5% V Nom.) able by 10% and a remote on/off pin is also out 1212, 2403 & 2405 100 included for application power saving. 2412 70 The MTC1 ideally suited to applications which ISOLATION CHARACTERISTICS include medical. Industrial, telecommunications, Parameter Conditions Min. Typ. Max. Units battery powered systems, and process automa- Production tested for 1 second 3000 VAC Isolation test voltage tion. Qualication tested for 1 minute 3000 VAC Isolation capacitance All variants 7 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 MTC1SXXXXMC-R7 (30 pieces per reel), or MTC1SXXXXMC-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 www.murata-ps.com/rohs All specications typical at TA=25C, nominal input voltage and rated output current unless otherwise specied. www.murata-ps.com All enquiries: www.murata-ps.com/support KDC MTC1.D01 Page 1 of 11 Output Voltage Output Current Rated Input CurrentMTC1 Series Isolated 1W SM 2:1 Input Single Output DC/DC Converters 1 GENERAL CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units 1203, 2405, 2403 variants 240 Switching frequency 1205, 2412 variants 260 kHz 1212 variant 300 Module on, pin unconnected or open collector oating Module off (refer to application notes) 2 V Remote on/off pin 12V input types 1.5 mW 24V input types 3.9 TEMPERATURE CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Operation -40 100 Storage -50 125 C Case temperature above ambient 100% Load, Nom VIN, Still Air 15 ABSOLUTE MAXIMUM RATINGS Short-circuit protection (for SELV input voltages) Continuous Remote on/off pin input voltage 6V Input voltage, MTC1 12V input types 25V Input voltage, MTC1 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 10F, 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 MTC1S1203MC 5 MTC1S1205MC 14 MTC1S1212MC 25 MTC1S2403MC 9 MTC1S2405MC 14 MTC1S2412MC 25 www.murata-ps.com All enquiries: www.murata-ps.com/support KDC MTC1.D01 Page 2 of 11