BAC3 Series www.murata-ps.com Isolated 3W Regulated Single Output AC/DC Converters SELECTION GUIDE Ripple & Noise Efficiency 1 MTTF Order Code 115V 230V 115V 230V Typ. Max. Typ. Max. Min. Typ. Min. Typ. W V A pF mVp-p % kHrs BAC3S05DC 3 5 0.6 45 60 45 60 75 77 72 75 45 993 20443 FEATURES BAC3S12DC 3 12 0.25 50 100 60 100 77 80 74.5 77 45 1021 22386 n UL62368-1 recognised BAC3S24DC 3 24 0.125 120 200 150 200 78 81 76 78 45 1059 24680 n EN62368-1 certified INPUT CHARACTERISTICS n EN/IEC61558-1 recognition pending Parameter Conditions Min. Typ. Max. Units All input types 85 115/230 264 VAC n ANSI/AAMI ES60601-1, 1 MOPP/2 MOOP Voltage range All input types 120 370 VDC recognition pending Input frequency 47 50/60 63 Hz n Wide input voltage range 85-264VAC/ Switching frequency 64 kHz 120-370VDC Nominal Vin = 115VAC 65 mA Input current Nominal Vin = 230VAC 40 mA n Operating temperature range 40C to Nominal Vin = 115VAC 11 85C Inrush current A Nominal Vin = 230VAC 23 n 4.25kVAC isolation Hi Pot Test Input leakage current 250VAC 25 A 115VAC 67 n 5V, 12V & 24V single regulated outputs BAC3S05DC 230VAC 150 n Over current protection 115VAC 46 No load power BAC3S12DC mW consumption 230VAC 129 n Short circuit protection 115VAC 101 BAC3S24DC n Primary side regulation 230VAC 155 n Meets EMC class B with no external ISOLATION CHARACTERISTICS components Parameter Conditions Min. Typ. Max. Units n No external components required Production tested for 1 second 4250 Isolation test voltage VDC Qualification tested for 1 minute 4250 PRODUCT OVERVIEW Resistance Viso = 1000VDC 100 M The BAC3 series delivers an output power of 3 TEMPERATURE CHARACTERISTICS watts from -40C to 65C, operating up to 85C Parameter Conditions Min. Typ. Max. Units with derating, from AC or DC input voltages. Operation Convection cooling 0.2m/s -40 85 The BAC3 series small footprint is EMC class Storage -40 85 B compliant without the need of any external C Product temperature rise BAC3S24DC 15 components. The BAC3 series is suited to medical above ambient All others 20 applications with 1 MOPP and 2 MOOP. With high efficiency at low loads and low no load power consumption, the BAC3 supports standby mode operation for applications in industrial, medical, automation, IOT as well as household and home automation. 1. Calculated using MIL-HDBK-217F FN2 and Telcordia SR-332 calculation model at TA=25C with nominal input voltage 115VAC at full load. All specifications typical at T A=25C, nominal input voltage and rated output current unless otherwise specified. For full details go to www.murata-ps.com/ rohs www.murata.com KAC BAC3C.A01.D10 Page 1 of 9 Output Power Output Voltage Output Current Isolation Capacitance MIL 217 TelcordiaBAC3 Series Isolated 3W Regulated Single Output AC/DC Converters OUTPUT CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Minimum load 10 % Initial voltage accuracy All output types 4 % BAC3S24DC 0.2 0.5 Line regulation Low line to high line % All others 0.05 0.5 BAC3S05DC 0.3 1 115VAC All others 0.1 1 Load regulation 10% total load to 100% total load % BAC3S05DC 0.2 1 230VAC All others 0.1 1 Temperature coefficient 0.05 %/C Peak deviation - 50-75% & 75-50% swing 2 %Vout Transient response Settling time (within 1% Vout Nom.) 2 ms BAC3S05DC 160 Current limit inception BAC3S12DC 150 % BAC3S24DC 130 115VAC 25 Hold up time ms 230VAC 125 ABSOLUTE MAXIMUM RATINGS Short-circuit protection Continuous, automatic recovery Input voltage 277VAC Lead temperature 1.0mm from case for 7 +2/-0 seconds 2705C (to JEDEC JESD22-B106) Shelf life (1 year) Please refer to reconditioning application notes. Wave Solder profile not to exceed the profile recommended in IEC 61760-1 Section 6.1.3. Wave Solder Please refer to application notes for further information. www.murata.com KAC BAC3C.A01.D10 Page 2 of 9