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Contents

README

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SFR2500002741FR500

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

SFR2500002741FR500 from Vishay Intertech, 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 Vishay Intertech
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 (SFR25, code F = ±1 %) -1 1 % 3
Temperature coefficient of resistance, SFR25 1 %, >4.7 Ω to 1 MΩ (E24; E96) TCR -100 100 ppm/K SFR25, ±1 %, >4.7 Ω to 1 MΩ; ΔR at (20/-55/20) °C and (20/155/20) °C 2
Current noise 0.1 μV/V SFR25, R < 68 kΩ 7
Rated dissipation P70 P70 0.4 W SFR25 at 70 °C ambient 1
Operating voltage Umax AC/DC Umax 250 V SFR25, AC/DC 1
Operating temperature range -55 155 °C 1
Permissible film temperature 155 °C 1
Max. resistance change at rated dissipation, after 1000 h /ΔR/R max./ -2 2 % At rated dissipation, after 1000 h; printed as ±(2 % R + 0.05 Ω), the 0.05 Ω absolute term is not in this cell 1
Thermal resistance 200 K/W SFR25 (printed as single value, no min/max) 1
Short term overload -0.25 0.25 % Room temperature; P = 6.25 x Pn; 5 s; plus 0.05 Ω absolute term 7
Robustness of terminations -0.25 0.25 % Tensile, bending, torsion; plus 0.05 Ω absolute term 7
Resistance to soldering heat -0.25 0.25 % (260 ± 5) °C; (10 ± 1) s; unmounted components; plus 0.05 Ω absolute term 7
Rapid change of temperature -0.25 0.25 % 30 min at -55 °C and 30 min at +155 °C; 5 cycles; plus 0.05 Ω absolute term 7
Bump -0.25 0.25 % 3 x 1500 bumps in 3 directions; 40 g; no damage; plus 0.05 Ω absolute term 7
Vibration -0.25 0.25 % 10 sweep cycles per direction; 10 Hz to 2000 Hz; 1.5 mm or 200 m/s2; no damage; plus 0.05 Ω absolute term 7
Climatic sequence, damp heat cyclic -1 1 % Climatic sequence 10.3.4.2 to 10.3.4.6; no visible damage; plus 0.05 Ω absolute term 7
DC load -2 2 % Apply rated power for 1 min; no visible damage 7
Damp heat (steady state) -2 2 % (40 ± 2) °C; 56 days; (93 ± 3) % RH; plus 0.05 Ω absolute term 8
Endurance at the rated temperature 70 °C -2 2 % U = Umax or U = Umax; 1.5 h on, 0.5 h off; 70 °C; 1000 h; plus 0.05 Ω absolute term 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 layer, tinned connecting leads of electrolytic copper are welded to the end-caps. 1

CAD (KiCad official)

  • Symbol: SFR2500002741FR500
  • 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: Vishay Intertech datasheet (10 pp, sha256 b6dad6ee2603cbe4, 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