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MFR-25FTE52-91K

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YAGEO Through Hole Resistors, 插件,D2.4xL6.3mm. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentresistorsmfr-25fte52-91kfactory-2.0.0extractor-text

Verified MFR-25FTE52-91K

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: MFR-25FTE52-91K · 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: lcsc C1370624, digikey 13-MFR-25FTE52-91KCT-ND, mouser 603-MFR-25FTE52-91K
  • ✓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-r99eo517/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 1 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓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✓ mfr-25fte52-91k.kicad_sym✓ mfr-25fte52-91k.kicad_mod✓ mfr-25fte52-91k.step
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Symbol & Footprint

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Datasheet

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Contents

README

markdown

MFR-25FTE52-91K

YAGEO · Through Hole Resistors · R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal

MFR-25FTE52-91K from YAGEO, 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 YAGEO
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
Maximum Working Voltage (MFR-25 column) 250 V MFR-25 column 3
Maximum Overload Voltage (MFR-25 column) 500 V MFR-25 column 3
Voltage Proof on Insulation (MFR-25 column) 500 V 3
Power Rating at 70 °C (MFR-25 column) 0.25 W Printed 1/4W at 70 °C 3
Operating Temp. Range -55 155 °C 3
Resistance Range minimum (E24 & E96 series) 1 Ω E24 & E96 series values 3
Resistance Range maximum (E24 & E96 series) 4.7 MΩ Printed 4M7Ω, E24 & E96 series values 3
Resistance tolerance (code F = ±1%) -1 1 % Tolerance code F 2
Temperature Coefficient of Resistance (code E = ±50 ppm/°C) -50 50 ppm/°C Code E 2
Short time overload, percentage term -0.25 0.25 % 2.5 times RCWV for 5 sec (IEC 60115-1 4.13) 4
Short time overload, additive term 0.05 Ω 2.5 times RCWV for 5 sec (IEC 60115-1 4.13) 4
Periodic-pulse overload, percentage term -1 1 % 4 times RCWV, 10,000 cycles (1 s on, 25 s off) 4
Periodic-pulse overload, additive term 0.05 Ω 4 times RCWV, 10,000 cycles (1 s on, 25 s off) 4
Damp Heat Steady State, percentage term -1.5 1.5 % 40±2°C, 90-95% RH for 56 days, loaded with 0.1 times RCWV 4
Damp Heat Steady State, additive term 0.05 Ω 40±2°C, 90-95% RH for 56 days, loaded with 0.1 times RCWV 4
Endurance at 70°C, percentage term -1.5 1.5 % 70±2°C at RCWV (or Umax., whichever less) for 1,000 Hr (1.5 Hr on, 0.5 Hr off) 4
Endurance at 70°C, additive term 0.05 Ω 70±2°C at RCWV (or Umax., whichever less) for 1,000 Hr (1.5 Hr on, 0.5 Hr off) 4
Temperature Cycling, percentage term -0.75 0.75 % -55°C → room temp → +155°C → room temp (5 cycles) 4
Temperature Cycling, additive term 0.05 Ω -55°C → room temp → +155°C → room temp (5 cycles) 4
Resistance to Soldering Heat, percentage term -0.25 0.25 % 260±3°C for 10±1 Sec., immersed to 3±0.5mm from the body 4
Resistance to Soldering Heat, additive term 0.05 Ω 260±3°C for 10±1 Sec., immersed to 3±0.5mm from the body 4
Insulation Resistance 10000 MΩ In V-Block for 60 sec. 4
Robustness of Terminations 2.5 kg Direct load for 10 Sec. in the direction of the terminal leads 4
Robustness of Terminations 24.5 N Direct load for 10 Sec. in the direction of the terminal leads 4
Solderability 95 % 245±5°C for 3±0.5 Sec. 4

CAD (KiCad official)

  • Symbol: MFR-25FTE52-91K
  • 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: YAGEO datasheet (17 pp, sha256 b460acdb47646977, 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