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Specifications
Filter Type:
DC Filter
Voltage - Input:
160V
Current Rating:
3mA
Mounting Type:
Base Mount
Mfr. Part #:
VFM-50-UW-T
Key Attributes
Model Number:
VFM-50-UW-T
Product Description
Product Overview
The CUI VFM-50-UW Series DC Power Line Filter is designed for high-efficiency power conversion, offering up to 98% efficiency. It meets stringent international standards including IEC/EN61000-4, EN50155 for railway applications, and CISPR22/EN55022 for emissions. Available in DIP, Chassis, and DIN Rail mounting versions, this filter provides input voltage protection and is suitable for demanding industrial and railway environments.
Product Attributes
- Brand: CUI
- Certifications: IEC/EN61000-4, EN50155, CISPR22/EN55022, MIL-HDBK-217F
- Material: Black flame-retardant heat-proof epoxy resin (UL94V-0)
- RoHS: Yes
Technical Specifications
| Parameter | Conditions/Description | Min | Typ | Max | Units |
| Input Voltage | 40 | 110 | 160 | Vdc | |
| Output Power | 50 | W | |||
| No Load Input Current | at 110 Vdc | 3 | mA | ||
| Efficiency | at 110 Vdc, full load | 98 | % | ||
| Isolation Voltage | +Vin to GND, -Vin to GND, at 1 minute and leakage current 5 mA max | 2,000 | Vac | ||
| 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 | 1,200,000 | hours | ||
| Operating Temperature | -40 | 85 | °C | ||
| Storage Temperature | -55 | 125 | °C | ||
| Storage Humidity | non-condensing | 5 | 95 | % | |
| Vibration | IEC/EN61373, 10 cycles in each axis, test time in each axis: 3 minute, frequency: 5-150 Hz, amplitude: 7.5mm, acceleration: 10g | ||||
| Solderability (Board Mount Only) | Hand soldering for 3~5 seconds | 350 | 360 | 370 | °C |
| Solderability (Board Mount Only) | Wave soldering | 260 | °C | ||
| Dimensions (Board Mount) | 53.80 x 28.80 x 19.00 | mm [inch] | |||
| Dimensions (Chassis Mount) | 76.00 x 31.50 x 27.80 | mm [inch] | |||
| Dimensions (DIN-Rail Mount) | 76.00 x 31.50 x 32.40 | mm [inch] | |||
| Weight (Board Mount) | 50 | g | |||
| Weight (Chassis Mount) | 70 | g | |||
| Weight (DIN-Rail Mount) | 90 | g |
2411192353_CUI-VFM-50-UW-T_C7382518.pdf
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