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Contents

README

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MF0S4FF5601A50

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

MF0S4FF5601A50 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 (MPN 6th digit F) -1 1 % Standard ±1% (F=±1%), MF 1/4WS, range 10Ω~1MΩ 5
Temperature coefficient (MPN 7th digit F = 50PPM) TCR -50 50 PPM/℃ Standard ±1% series, MF 1/4WS, 10Ω~1MΩ 5
Max working voltage 200 V MF 1/4WS dimension table, rated DC or RMS AC continuous working voltage 4
Max overload voltage 400 V MF 1/4WS dimension table; overload is 2.5×RCWV or max overload, whichever is lower 4
Dielectric withstanding voltage 400 V MF 1/4WS dimension table 4
Dielectric withstanding voltage, flame retardant column 200 V MF 1/4WS, flame retardant column of dimension table 4
Ambient temperature range for power rating -55 155 ℃ Power rating based on continuous load at ambient temperature 5
Full rated power ambient temperature limit 70 ℃ Power constant from -55℃ to 70℃; derates to zero from 70℃ to 155℃ 5
Short-time overload resistance change ΔR/R -0.5 0.5 % ΔR/R ≤ ±(0.5%+0.05 Ω); 2.5×RCWV or max overload, whichever lower, 5 s 6
Pulse overload resistance change ΔR/R -1 1 % ΔR/R ≤ ±(1%+0.05); 10,000 cycles (1 s ON, 25 s OFF) at 4×RCWV or max overload, whichever less 6
Resistance to soldering heat resistance change ΔR/R -1 1 % ΔR/R ≤ ±(1%+0.05 Ω); leads immersed in 260℃±5℃ solder for 10±1 s 6
Rapid change of temperature resistance change ΔR/R -1 1 % ΔR/R ≤ ±(1%+0.05 Ω); 30 min at -55℃ and 30 min at 155℃; 100 cycles 6
Load life in humidity resistance change ΔR/R -1.5 1.5 % Normal type (standard product): ΔR/R ≤ ±1.5%; 1,000 h at 40℃±2℃, 90-95% RH, RCWV or max working voltage, 1.5 h ON / 0.5 h OFF 6
Load life resistance change ΔR/R -1.5 1.5 % Normal type (standard product): ΔR/R ≤ ±1.5%; 1,000 h at 70℃±2℃, RCWV or max working voltage, 1.5 h ON / 0.5 h OFF 6
Low temperature storage resistance change ΔR/R -1.5 1.5 % Normal type (standard product): ΔR/R ≤ ±1.5%; -55℃ for 2 h 6
High temperature exposure resistance change ΔR/R -1.5 1.5 % Normal type (standard product): ΔR/R ≤ ±1.5%; 155℃ for 16 h 6
Recommended storage temperature 15 35 ℃ Recommended warehouse storage conditions 8
Recommended storage humidity 25 75 %RH Recommended warehouse storage conditions 8

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: MF0S4FF5601A50
  • 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