VFM-03-T CUI Inc

Additional Resources: Product Page PCB Footprint date 12/17/2018 page 1 of 7 SERIES: VFM-03 DESCRIPTION: DC POWER LINE FILTER FEATURES 3 A maximum filter frequency attentuation to 20 dB available in DIP, Chassis and DIN rail mounting options optimized for reducing EMI noise on DC power line SPECIFICATIONS parameter conditions/description min typ max units input voltage 0 80 Vdc input current 3 A noise attenuation at 150 kHz ~ 1 GHz 20 dB isolation voltage 1,500 Vdc RoHS yes operating temperature -40 85 C storage temperature -55 125 C storage humidity non-condensing 5 95 % case temperature rise at nominal current 40 C Notes: 1. All specifications are measured at Ta=25C, humidity < 75%, unless otherwise specified. PART NUMBER KEY VFM-03 - X Base Number Mounting Style: D = board mount T = chassis mount DIN = DIN-rail mount cui.comAdditional Resources: Product Page PCB Footprint CUI Inc SERIES: VFM-03 DESCRIPTION: DC POWER LINE FILTER date 12/17/2018 page 2 of 7 2 SOLDERABILITY parameter conditions/description min typ max units hand soldering for 3~5 seconds 350 360 370 C wave soldering see wave soldering profile 260 C Note: 2. For board mount models only. Peak Temp. 260C Max. Wave Soldering Time 250 4 Sec. Max. 200 10 Sec. Max. 150 100 50 0 Time (sec.) MECHANICAL parameter conditions/description min typ max units board mount: 25.40 x 25.40 x 11.70 1.000 x 1.000 x 0.461 inch mm dimensions chassis mount: 76.00 x 31.50 x 21.20 2.992 x 1.240 x 0.835 inch mm DIN-Rail mount: 76.00 x 31.50 x 25.80 2.992 x 1.240 x 1.016 inch mm case material aluminum alloy board mount 15 g weight chassis mount 35 g DIN-rail mount 55 g ( ) MECHANICAL DRAWING BOARD MOUNT units: mm inch tolerance: 0.50 0.020 pin diameter tolerance: 0.10 0.004 pin height tolerance: 0.50 0.020 PIN CONNECTIONS PIN Function 1 +Vin 2 -Vin 3 GND 4 -Vout 5 +Vout Recommended PCB Layout Top View cui.com Temperature (C)