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MF0W4FF1601A50

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UNI ROYAL Uniroyal Elec Through Hole Resistors, 插件,D2.2xL6.5mm. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentresistorsmf0w4ff1601a50factory-2.0.0extractor-text

Verified MF0W4FF1601A50

by Ray · last 6 Nov 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

6 Nov 2026RayPublished by the parts factory: tier lcsc, 2 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: MF0W4FF1601A50 · R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: unpolarised two-terminal part: pins 1 and 2 by library convention, no names to check
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal
  • ✓files: 6 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-mllr8umc/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 1 records
  • •package_fit (skip): the datasheet dimensions give no height or body size to compare (datasheet p.4)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 1 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓symbol_text: no pin names collide
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ mf0w4ff1601a50.kicad_sym✓ mf0w4ff1601a50.kicad_mod✓ mf0w4ff1601a50.step
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3D Model

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Symbol & Footprint

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PCB Footprint

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Datasheet

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Contents

README

markdown

MF0W4FF1601A50

UNI ROYAL Uniroyal Elec · Through Hole Resistors · R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal

MF0W4FF1601A50 from UNI ROYAL Uniroyal Elec, in a R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 1 passive Terminal 1 of an unpolarised resistor; either orientation.
2 2 passive Terminal 2 of an unpolarised resistor; either orientation.

Key specifications

Parameter Value
Manufacturer UNI ROYAL Uniroyal Elec
Package R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal
Category Resistors
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Resistance tolerance (code F = ±1%) -1 1 % MPN 6th digit F = ±1% (Part No. system) 2
Temperature coefficient (code F = 50 PPM) TCR -50 50 ppm/°C MF 1/4W, ±1% standard tolerance, 10Ω~1MΩ range 5
Max working voltage (MF 1/4W) 250 V MF 1/4W normal size; rated continuous working voltage 4
Max overload voltage (MF 1/4W) 500 V MF 1/4W normal size 4
Dielectric withstanding voltage (MF 1/4W) 500 V MF 1/4W normal size; AC test for 60-70 s 4
Short-time overload ΔR/R ΔR/R -0.5 0.5 % 2.5 times RCWV or max overload voltage (whichever lower) for 5 s; printed as ±(0.5%+0.05 Ω) 6
Pulse overload ΔR/R ΔR/R -1 1 % 4 times RCWV, 10,000 cycles (1 s ON, 25 s OFF); printed as ±(1%+0.05), additive term unit not printed 6
Resistance to soldering heat ΔR/R ΔR/R -1 1 % 260±5℃ solder, 10±1 s; printed as ±(1%+0.05 Ω) 6
Rapid change of temperature ΔR/R ΔR/R -1 1 % 30 min at -55℃ and 30 min at 155℃, 100 cycles; printed as ±(1%+0.05 Ω) 6
Load life in humidity ΔR/R (normal type) ΔR/R -1.5 1.5 % 1,000 h, 40℃±2℃, 90-95% RH, RCWV 1.5 h ON / 0.5 h OFF; standard (non-flame-retardant) type 6
Load life ΔR/R (normal type) ΔR/R -1.5 1.5 % 1,000 h at RCWV, 1.5 h ON / 0.5 h OFF, 70℃±2℃ ambient; standard type 6
Low temperature storage ΔR/R (normal type) ΔR/R -1.5 1.5 % -55℃ for 2 h, IEC 60068-2-1 (Aa); standard type 6
High temperature exposure ΔR/R (normal type) ΔR/R -1.5 1.5 % 155℃ for 16 h, MIL-STD-202 108A; standard type 6
Solderability coverage 95 % Solder at 245±3℃, dwell 2-3 s; coverage must be over 95% 6
Operating (ambient) temperature range -55 155 °C Ambient; power constant to 70℃ and derated to zero from 70 to 155℃ 5
Recommended storage temperature 15 35 °C Recommended warehouse storage 8
Recommended storage humidity 25 75 %RH Recommended warehouse storage 8
Rated power (designation 1/4W, normal size) P 0.25 W Printed as 1/4W, normal size MF 1/4W 4
Nominal resistance (decoded from MPN) R 1.6 kΩ MPN digits 8-11 = 160 x 10^1 Ω (E-96 series) 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts copper tin 4 Lead Wire Tin solder coated copper wire 5

CAD (KiCad official)

  • Symbol: MF0W4FF1601A50
  • Footprint: Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal
  • 3D model: R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: UNI ROYAL Uniroyal Elec datasheet (8 pp, sha256 58cca3f1fd846c5b, retrieved 2026-11-06, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal convention (convention), consensus off (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF