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MF0S4FF5100A50

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UNI ROYAL Uniroyal Elec Through Hole Resistors, 插件,D1.9xL3.3mm. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentresistorsmf0s4ff5100a50factory-2.0.0extractor-text

Verified MF0S4FF5100A50

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: MF0S4FF5100A50 · R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_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_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal
  • ✓files: 6 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-6lnck37o/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✓ mf0s4ff5100a50.kicad_sym✓ mf0s4ff5100a50.kicad_mod✓ mf0s4ff5100a50.step
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verification.json Verified: Published by the parts factory: tier lcsc, 2 pins · Ray

MF0S4FF5100A50

UNI ROYAL Uniroyal Elec · Through Hole Resistors · R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal

MF0S4FF5100A50 from UNI ROYAL Uniroyal Elec, in a R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_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_DIN0204_L3.6mm_D1.6mm_P7.62mm_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 -1 1 % Tolerance code F (6th digit of MPN) = ±1% 2
Temperature coefficient (TCR) TCR -50 50 ppm/°C MF 1/4WS, ±1% row of resistance-range table; PPM code F (7th digit) = 50 PPM 5
Resistance range lower limit (standard ±1%) R 10 Ω MF 1/4WS, standard series, ±1% tolerance: 10Ω~1MΩ 5
Resistance range upper limit (standard ±1%) R 1 MΩ MF 1/4WS, standard series, ±1% tolerance: 10Ω~1MΩ 5
Max working voltage (RCWV) 200 V MF 1/4WS dimension table, Max Working Voltage column 4
Max overload voltage 400 V MF 1/4WS dimension table, Max Overload Voltage column 4
Dielectric withstanding voltage 400 V MF 1/4WS dimension table; AC test 60-70 s, resistor clamped in 90° V-block 4
Short-time overload ΔR/R ΔR/R -0.5 0.5 % ΔR/R ≤ ±(0.5%+0.05 Ω); 2.5 times RCWV or Max. Overload Voltage whichever less for 5 s 6
Pulse overload ΔR/R ΔR/R -1 1 % ΔR/R ≤ ±(1%+0.05); 10,000 cycles (1 s ON, 25 s OFF) at 4 times RCWV or Max. Overload whichever less 6
Resistance to soldering heat ΔR/R ΔR/R -1 1 % ΔR/R ≤ ±(1%+0.05 Ω); leads immersed 2.0-2.5 mm from body in 260±5 °C solder for 10±1 s 6
Rapid change of temperature ΔR/R ΔR/R -1 1 % ΔR/R ≤ ±(1%+0.05 Ω); 30 min at -55 °C and 30 min at 155 °C; 100 cycles 6
Load life in humidity ΔR/R (normal type) ΔR/R -1.5 1.5 % Normal type; 1,000 h (1.5 h ON, 0.5 h OFF) at RCWV or Max. Working Voltage whichever less, 40±2 °C, 90 to 95% RH 6
Load life ΔR/R (normal type) ΔR/R -1.5 1.5 % Normal type; 1,000 h at RCWV or Max. Working Voltage whichever less, duty 1.5 h ON, 0.5 h OFF, 70±2 °C ambient 6
Low temperature storage ΔR/R (normal type) ΔR/R -1.5 1.5 % Normal type; IEC 60068-2-1 (Aa), -55 °C for 2 h 6
High temperature exposure ΔR/R (normal type) ΔR/R -1.5 1.5 % Normal type; MIL-STD-202 108A, 155 °C for 16 h 6
Solderability coverage 95 % Coverage must be over 95%; solder at 245±3 °C, dwell 2 to 3 s 6
Operating ambient temperature range Tamb -55 155 °C Ambient; power rating constant from -55 to 70 °C, derates to zero from 70 to 155 °C 5

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: MF0S4FF5100A50
  • Footprint: Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal
  • 3D model: R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_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