VFM-70-T

Additional Resources: Product Page | PCB Footprint date 01/25/2022 page 1 of 5 SERIES: VFM-70 │ DESCRIPTION: DC POWER LINE FILTER FEATURES • • • • • • high efficiency 98% meet IEC/EN61000-4 standard soft start function CISPR22/EN55022 compliant DIP, Chassis and DIN Rail mounting version input voltage protection SPECIFICATIONS parameter conditions/description input voltage min typ max units 36 48 75 Vdc 75 W 5 mA output power no load input current at 48 Vdc efficiency at 48 Vdc, full load isolation voltage +Vin to GND, -Vin to GND, at 1 minute and leakage current 5 mA max conducted emissions CISPR22/EN55022, 150 kHz ~ 30 MHz class B radiated emissions CISPR22/EN55022, 30 MHz ~ 1 GHz class B ESD IEC/EN61000-4-2, air ±8 kV, contact ± 6kV, class B radiated immunity IEC/EN61000-4-3, 10 V/m, class A EFT/burst IEC/EN61000-4-4, ±4 kV(5 kHz, 100 kHz), class B surge IEC/EN61000-4-5, ±2 kV (1.2μs/50μs 2Ω)/±4 kV (1.2 μs/50 μs 12 Ω), class B conducted immunity IEC/EN61000-4-6, 10 Vr.m.s, class A MTBF as per MIL-HDBK-217F, 40°C RoHS yes 97 % 500 1,000,000 Vac hours operating temperature -40 85 °C storage temperature -55 125 °C 5 95 % storage humidity Notes: non-condensing 1. All specifications are measured at Ta=25°C, humidity < 75%, nominal input voltage, and rated load, unless otherwise specified. PART NUMBER KEY VFM-70 - X Base Number cui.com Mounting Style: D = board mount T = chassis mount DIN = DIN-rail mount Additional Resources: Product Page | PCB Footprint CUI Inc │ SERIES: VFM-70 │ DESCRIPTION: DC POWER LINE FILTER date 01/25/2022 │ page 2 of 5 SOLDERABILITY2 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 max units Note: 2. For board mount models only. MECHANICAL parameter conditions/description dimensions board mount: 53.80 x 28.80 x 19.00 [2.118 x 1.134 x 0.748 inch] chassis mount: 76.00 x 31.50 x 27.80 [2.992 x 1.240 x 1.094 inch] DIN-Rail mount: 76.00 x 31.50 x 32.40 [2.992 x 1.240 x 1.276 inch] min case material black flame-retardant heat-proof epoxy resin (UL94V-0) weight board mount chassis mount DIN-rail mount typ mm mm mm 50 70 90 g g g MECHANICAL DRAWING (BOARD MOUNT) units: mm [inch] tolerance: ±0.50[±0.020] pin diameter tolerance: ±0.10[±0.004] PIN CONNECTIONS PIN Function 1 GND 2 -Vin 3 +Vin 4 +Vout 5 -Vout Recommended PCB Layout Top View cui.com Additional Resources: Product Page CUI Inc │ SERIES: VFM-70 │ DESCRIPTION: DC POWER LINE FILTER units: mm [inch] tolerance: ±0.50[±0.020] wire range: 24~12 AWG tightening torgue: 0.4 N*m max PIN CONNECTIONS Function 1 GND 2 -Vin 3 +Vin 4 +Vout 5 -Vout MECHANICAL DRAWING (DIN-RAIL MOUNT) units: mm [inch] tolerance: ±0.50[±0.020] installed on DIN rail TS35 wire range: 24~12 AWG tightening torgue: 0.4 N*m max PIN CONNECTIONS PIN Function 1 GND 2 -Vin 3 +Vin 4 +Vout 5 -Vout PCB Footprint date 01/25/2022 │ page 3 of 5 MECHANICAL DRAWING (CHASSIS MOUNT) PIN | cui.com Additional Resources: Product Page | PCB Footprint CUI Inc │ SERIES: VFM-70 │ DESCRIPTION: DC POWER LINE FILTER date 01/25/2022 │ page 4 of 5 APPLICATION CIRCUIT Figure 1 Application Circuit Recommended External Circuit Components FUSE choose according to power module datasheet C0 400 µF / 200 V, electrolytic CY1, CY2 1 nF / 2 kV Figure 2 Non-supported Application for Module cui.com Additional Resources: Product Page | PCB Footprint CUI Inc │ SERIES: VFM-70 │ DESCRIPTION: DC POWER LINE FILTER date 01/25/2022 │ page 5 of 5 REVISION HISTORY rev. description date 1.0 initial release 12/17/2018 1.01 circuit figures updated, packaging removed 01/25/2022 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com techsupport@cui.com CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website. CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.