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MF02SFF2203A10

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UNI ROYAL Uniroyal Elec Through Hole Resistors, 插件,D4.5xL11.5mm. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentresistorsmf02sff2203a10factory-2.0.0extractor-text

Verified MF02SFF2203A10

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: MF02SFF2203A10 · R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_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_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal
  • ✓files: 6 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-1o2v_o4e/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✓ mf02sff2203a10.kicad_sym✓ mf02sff2203a10.kicad_mod✓ mf02sff2203a10.step
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Made with kicad-footprint-generator 10.0 · KiCad file format 20260206
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verification.json Verified: Published by the parts factory: tier lcsc, 2 pins · Ray

MF02SFF2203A10

UNI ROYAL Uniroyal Elec · Through Hole Resistors · R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal

MF02SFF2203A10 from UNI ROYAL Uniroyal Elec, in a R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_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_DIN0414_L11.9mm_D4.5mm_P15.24mm_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 % Part-number 6th digit F 2
Temperature coefficient (code F = 50 PPM), standard ±1% series -50 50 PPM/℃ Standard ±1% series, MF 1/2WS-class table row for MF 2WS 5
Max working voltage (DC or RMS AC) 500 V MF 2WS; rated continuous working voltage 4
Max overload voltage 1000 V MF 2WS; overload = 2.5×RCWV or this value, whichever is lower 4
Dielectric withstanding voltage 1000 V MF 2WS; AC test potential for 60-70 seconds 4
Ambient temperature range (power derating) -55 155 ℃ Power constant -55 to 70℃; derates to zero from 70 to 155℃ 5
Short-time overload ΔR/R (plus ±0.05 Ω absolute term) -0.5 0.5 % Permanent change after 2.5×RCWV or max overload voltage, whichever less, for 5 seconds 6
Pulse overload ΔR/R (plus ±0.05 absolute term) -1 1 % 10,000 cycles (1 s ON, 25 s OFF) at 4×RCWV or max overload, whichever less 6
Resistance to soldering heat ΔR/R (plus ±0.05 Ω absolute term) -1 1 % Leads immersed 2.0-2.5 mm from body in 260±5℃ solder for 10±1 seconds 6
Rapid change of temperature ΔR/R (plus ±0.05 Ω absolute term) -1 1 % 30 min at -55℃ and 30 min at 155℃; 100 cycles 6
Load life in humidity ΔR/R (normal type) -1.5 1.5 % 1,000 h, 1.5 h ON / 0.5 h OFF at RCWV or max working voltage; 40±2℃, 90 to 95% RH 6
Load life ΔR/R (normal type) -1.5 1.5 % 1,000 h at RCWV or max working voltage, duty 1.5 h ON / 0.5 h OFF, 70±2℃ ambient 6
Low temperature storage ΔR/R (normal type) -1.5 1.5 % -55℃, for 2H 6
High temperature exposure ΔR/R (normal type) -1.5 1.5 % 155℃, for 16H 6
Solderability (area covered with new solder) 95 % Coverage must be over 95%; solder at 245℃±3℃, dwell 2-3 seconds 6
Rated power (MF 2WS, small size) 2 W Rated power, constant up to 70℃ ambient 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: MF02SFF2203A10
  • Footprint: Resistor_THT:R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal
  • 3D model: R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_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