MEJ1 Series www.murata-ps.com 5.2kVDC Isolated 1W DC/DC Converters SELECTION GUIDE Order Code V V mA % mVp-p % kHrs MEJ1S0303SC 3.3 3.3 303 410 8.5 11 42 55 67 70 3653 MEJ1S0305SC 3.3 5 200 400 9 10 33 45 68 71.5 3810 FEATURES MEJ1S0503SC 5 3.3 303 280 6.5 8 20 40 66 69 4117 MEJ1S0505SC 5 5 200 270 5.5 7 24 40 68 72 4082 n Basic/supplementary isolation to MEJ1S0509SC 5 9 111 265 4.5 5 20 40 70 74 3939 2 UL 60950 MEJ1S0512SC 5 12 83 260 4.5 7 22 40 71 74 3816 2 MEJ1S0515SC 5 15 66 260 5 6 22 40 72 75 3412 n UL60601 (3rd Ed) recognition MEJ1S1203SC 12 3.3 303 110 6 7 25 45 69 72 3461 n Single and dual outputs MEJ1S1205SC 12 5 200 110 5 6 21 40 71 74.5 3319 Contact Factory MEJ1S1209SC 12 9 111 105 4 5 18 40 73 76.5 3218 n UL 94V-0 package material MEJ1S1212SC 12 12 83 105 3.5 5 19 40 73 76.5 3494 MEJ1S1215SC 12 15 66 105 4 5 16 40 73 77 3150 n SIP package style MEJ1S1505SC 15 5 200 90 5 6 23 45 70 74 3048 n 5.2kVDC isolation MEJ1S1509SC 15 9 111 85 4 5 18 40 72 76 2963 MEJ1S1512SC 15 12 83 85 4 5 20 40 72 76.5 2733 n 3.3V, 5V, 12V, 15V & 24V inputs MEJ1S1515SC 15 15 66 85 4 5 19 35 73 76.5 2333 MEJ1S2405SC 24 5 200 55 5 6 23 40 71 75 3353 n 3.3V, 5V, 9V, 12V & 15V output MEJ1S2409SC 24 9 111 55 4 7 17 40 72 77 2940 n Internal SMD construction MEJ1S2412SC 24 12 83 55 4 5 19 40 72 78 2987 MEJ1S2415SC 24 15 66 55 3.5 5 17 40 74 78 2517 n Fully encapsulated with toroidal magnetics MEJ1D0503SC 5 3.3 151 280 6 8 19 40 67 70 4511 MEJ1D0505SC 5 5 100 275 5 6 23 35 69 72 4012 n Pin compatible with the MEV, NMV, NMK, MEJ1D0509SC 5 9 55 265 4 6 16 35 69 74 3492 MEJ2, & NMJ series MEJ1D0512SC 5 12 42 260 4 5 15 30 72 74.5 3485 MEJ1D0515SC 5 15 33 260 4 5 13 35 71 75.5 2844 PRODUCT OVERVIEW MEJ1D1203SC 12 3.3 151 110 5.5 6 19 40 70 73 3461 MEJ1D1205SC 12 5 100 110 4.5 5 18 40 72 75.5 3317 The MEJ1 series are single and dual output DC/DC MEJ1D1209SC 12 9 55 110 4 5 15 35 73 77 2908 converters in a 7 pin SIP package style offering an MEJ1D1212SC 12 12 42 110 3.5 5 14 30 74 76.5 2911 isolation and insulation upgrade path from the NMV MEJ1D1215SC 12 15 33 110 4 5 11 35 73 77 2713 & MEV1 series. The MEJ1 series has UL60950 MEJ1D1505SC 15 5 100 90 4.5 5 19 40 72 75 3274 and UL60601 recognition, which makes it ideal for MEJ1D1509SC 15 9 55 85 4 5 14 35 73 76.5 3229 applications where safety and miniaturisation are MEJ1D1512SC 15 12 42 85 3.5 5 13 35 73 77 2872 of paramount importance. MEJ1D1515SC 15 15 33 85 3.5 5 20 35 73 76.5 2440 MEJ1D2405SC 24 5 100 55 4.5 5 19 40 72 76.5 3316 MEJ1D2409SC 24 9 55 55 3.5 5 17 35 73 78 3208 MEJ1D2412SC 24 12 42 55 3.5 5 12 35 74 78 3362 MEJ1D2415SC 24 15 33 55 3.5 5 14 35 74 78.5 2697 INPUT CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Continuous operation, 3V input types 2.97 3.3 3.63 Continuous operation, 5V input types 4.5 5 5.5 Continuous operation, 12V input types 10.8 12 13.2 Voltage range V Continuous operation, 15V input types 13.5 15 16.5 Continuous operation, 24V input types 21.6 24 26.4 3.3V input types 40 5V input types 24 Input reflected ripple mA 12V & 15V input types 12 24V input types 8 1. Calculated using MIL-HDBK-217 FN2 calculation model with nominal input voltage at full load. For full details go to 2. See safety approvals section for limitations of use. www.murata-ps.com/rohs 3. See ripple & noise test method. All specifications typical at T A=25C, nominal input voltage and rated output current unless otherwise specified. www.murata-ps.com/support KDC MEJ1C.A01 Page 1 of 9 Dual Single Nominal Input Voltage Output Voltage Output Current Input Current (Typ) Load Regulation (Typ) Load Regulation (Max) Ripple & Noise 3 (Typ) Ripple & Noise 3 (Max) Efficiency (Min) Efficiency (Typ) 1 MTTFMEJ1 Series 5.2kVDC Isolated 1W DC/DC Converters OUTPUT CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units 2 Rated Power TA=-40C to 85C 1 W Voltage Set Point Accuracy See tolerance envelopes Line regulation High VIN to low VIN 1.1 1.2 %/% ABSOLUTE MAXIMUM RATINGS Short-circuit protection 48 Hours Lead temperature 1mm from case for 10 seconds 260C Input voltage VIN, MEJ1x03xxSC 5V Input voltage VIN, MEJ1x05xxSC 7V Input voltage VIN, MEJ1x12xxSC 15V Input voltage VIN, MEJ1x15xxSC 18V Input voltage VIN, MEJ1x24xxSC 28V ISOLATION CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Isolation test voltage Flash tested for 1 second 5200 VDC Resistance Viso= 500VDC 1 G Isolation capacitance 3 pF GENERAL CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Switching frequency All types 50 kHz TEMPERATURE CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Specification All output types (see safety approval section for limitations) -40 85 Storage -55 125 MEJ1S1212SC, MEJ1S1512SC, MEJ1S2412SC, MEJ1D1215SC, MEJ1D1512SC, 13 MEJ1D2412SC, MEJ1D2415SC, MEJ1S1215SC, MEJ1S1509SC, MEJ1S2409SC MEJ1D1205SC, MEJ1D1209SC, MEJ1D2405SC, MEJ1D2409SC, MEJ1S1209SC, C MEJ1S1515SC, MEJ1S2415SC, MEJ1D1212SC, MEJ1D1509SC, MEJ1S0515SC, Case Temperature above ambient MEJ1S2405SC, MEJ1D0512SC, MEJ1D0515SC, MEJ1D1515SC, MEJ1S1505SC , 17 MEJ1D0505SC, MEJ1D0509SC, MEJ1D1203SC, MEJ1D1505SC, MEJ1S0509SC, MEJ1S0512SC, MEJ1S1205SC MEJ1S0505SC, MEJ1S1203SC, MEJ1D0503SC, MEJ1S0303SC, MEJ1S0305SC, 21 MEJ1S0503SC Cooling Free air convection TEMPERATURE DERATING GRAPH 1.0 Safe 0.5 Operating Area 0.2 -40 0 40 85 Ambient Temperature (C) www.murata-ps.com/support KDC MEJ1C.A01 Page 2 of 9 Output Power (W)