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Mar. 2010

New DC-DC converters in 2010. The VLA107 series which has --- 4 outputs --- low noise characteristics --- 2500Vrms isolation voltage --- Thin Single In Line Structure The DC-DC converter for front end power supply. VLA312, VLA313, VLA315 series.

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Mar. 2010

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  1. New DC-DC converters in 2010 The VLA107 series which has --- 4 outputs --- low noise characteristics --- 2500Vrms isolation voltage --- Thin Single In Line Structure The DC-DC converter for front end power supply. VLA312, VLA313, VLA315 series. Simple & small VLA106 series. Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

  2. VLA107 “4 outputs isolated DC-DC converter” <<BLOCK DIAGRAM>> <<IMAGE PHOTO>> +VIN +Vo1 RECTIFIER -Vo1 +Vo2 RECTIFIER -Vo2 MAIN CONTROL VLA312 -2425 +Vo3 RECTIFIER -Vo3 Vo1 Vo2 Vo3 Vo4 Vin+ Vin- +Vo4 RECTIFIER -VIN <<FEATURES>> -Vo4 -Push-Pull topology -Low noise -Isolation strength : 2500Vrms -4 output terminals are isolated each other (2500Vrms) -No opto coupler -No over current protection Interface module VUPC UFO UP VUP1 VVPC VFO VP VVP1 VWPC WFO WP VWP1 VNC VN1 NC UN VN WN FO VLA606 IPM Pre-regulator 22kW Motor <<APPLICATION>> VLA107 RECTIFIER PM100CL1A120 Maximum circuit current : High side 34mA x 3 Low side 104mA AC440V Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

  3. Typical electrical characteristics of VLA107-655 <<Load regulation at 4 outputs>> <<Load regulation at single output>> <<Efficiency>> <<Output ripple waveform>> <<Output ability>> <<Input-Output voltage tracking>> Vo1 50mV/div Vo2 Vo3 Vo4 2μs/div Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

  4. Selection table for INVERTER AC220V LINE AC440V LINE Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

  5. Performance / Area consumption 87 87 14 14 87 14 135 101 18 18 18 51 34 Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

  6. AC440V RECTIFIER DC-DC CONVERTERS IPM N P PRE-REGULATOR Application example for 45kW motor VLA312 -2425 U V W 45kW Motor VUPC UPFO UP VUP1 VUNC UNFO UN VUN1 VVPC VPFO VP VVP1 VVNC VNFO VN VVN1 VWPC WPFO WP VWP1 VWNC WNFO WN VWN1 VLA107 VLA107 REGULATOR REGULATOR SENSOR, MONITOR, COOLING MODULE, ACTUATER PM200CL1A120 Maximum circuit current : High side 54mA x 3 Low side 54mA x 3 VLA606 CONTROLLER INTERFACE MODULE Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

  7. DC-DC converters Pre-regulator Low noise 4 outputs DC-DC converter Local regulator Pomax=25W VLA312-2425 INPUT: 475V~850VDC OUTPUT:24V, 1.05A Isolation 2500Vrms (Between primary to secondary) 2500Vrms (Between each outputs) Isolation 2500Vrms Pomax=50W VLA313-2450 INPUT: 475V~850VDC OUTPUT:24V, 2.1A -666 Pomax=100W -655 -644 -633 VLA315-24100 INPUT: 430V~815VDC OUTPUT:24V, 4.2A Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

  8. New DC-DC converters in 2010 IDC make efforts enlargement of sale of the DC-DC converter sets also for IPM inverters. end Mar. 2010 ISAHAYA ELECTRONICS CORPORATION

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