BPM1234SJ Datasheet Power Modules Power Supplies with Ultra-low Standby Power Consumption Features 1.Easy to design compact AC/DC due to small number of external components 2.Enables significant reduction in power consumption of no-load and light load 3.Corresponding world wide input and PFC output voltage Vin:DC100V420V 4.Unique Tamura design insures significant reduction in buzz under light-load conditions for lower noise level 5.Reinforced insulation Applications Industrial equipment Information processing equipment AV equipment Home electric appliances Other standby power supplies and compact power supplies Certified safety standards Certified input voltage range UL60950-1, CSA C22.2 No.60950-1E132244 DC100-420V Applicable safety standards Applicable input voltage range UL/CSA/IEC/EN60950-1 DC100-420V UL/CSA/IEC/EN60065 IEC/EN60335-1 Application circuit Method to select external parts for input rectification and smoothing as well as output smoothing is supported by the application note. TAMURA CORPORATION Rev.E Dec, 2016 1 / 9BPM1234SJ Datasheet Input-output condition Item Specification ConditionsNote Input voltage range DC100V420V Average voltage DC50V420V Refer to the Input voltage derating curve Maximum input voltage 420V or less Including peak value Input ripple voltage lower limit 75V or more Ripple voltage of the AC input rectified Rated input voltage DC140V, DC340V Rated output voltage 12V Rated load current 3.4A Maximum peak load current 5.0A 5s or less, Duty 30%. Average current 3.4A or less. Electrical specificationTa=25 Item Specification ConditionsNote Efficiency 85% or more (90% TYP) Rated input voltage Rated output current Output voltage tolerance 5% Line regulation 100mV or less Input voltageDC100V420V Load regulation 250mV or less Output current03.4A No-load power 50mW or less (25mW TYP) Rated input voltage Ripple 120mVp-p or less Rated input voltage Ripple noise 150mVp-p or less Rated output current Measurement circuit Module DC100V DC420V 13 1 Vin(+) L201 V1 Vo Vo 12 E1 C102 W1 11 2 Drain RL1 P1 LM1 C201 C202 C203 10 3 9 Vin(-) GND GND 4 14 Vcc RC(+) 5 7 VccW REF 6 8 NC RC(-) C104 C103 E1 DC power supply C102 450BXW100M (RUBYCON) W1 Power meter WT210 (YOKOGAWA) C103 CD75-B2GA331K (TDK) RL1Electronic load C104 CD75-B2GA331K (TDK) V1 Voltmeter Class 0.5 C201 25ZLG1500M (RUBYCON) P1 Differential probe DP-100(KG) C202 25ZLG1500M (RUBYCON) LM1Ripple noize meter RM-103(KG) C203 25ZLG820M (RUBYCON) L201 PC8Z-2R2N (KORIN) TAMURA CORPORATION Rev.E Dec, 2016 2 / 9