MF0W2FF3303A10
Public Made by Adomby adom
UNI ROYAL Uniroyal Elec Through Hole Resistors, 插件,D3.5xL9.5mm. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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README
markdownMF0W2FF3303A10
UNI ROYAL Uniroyal Elec · Through Hole Resistors · R_Axial_DIN0411_L9.9mm_D3.6mm_P15.24mm_Horizontal
MF0W2FF3303A10 from UNI ROYAL Uniroyal Elec, in a R_Axial_DIN0411_L9.9mm_D3.6mm_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_DIN0411_L9.9mm_D3.6mm_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 (MPN digit 6 = F) | -1 | 1 | % | F=±1% per part-numbering table | 2 | ||
| Temperature coefficient (MPN digit 7 = F) | TCR | -50 | 50 | PPM/℃ | Standard ±1% resistance range, F=±50PPM | 5 | |
| Max working voltage (MF 1/2W normal type) | 350 | V | Max working voltage; RCWV must not exceed applicable maximum | 4 | |||
| Max overload voltage (MF 1/2W normal type) | 700 | V | Overload = 2.5×RCWV or max overload voltage, whichever is lower | 4 | |||
| Dielectric withstanding voltage (MF 1/2W normal type) | 700 | V | Dielectric withstanding voltage, standard (non-flame-retardant) type | 4 | |||
| Ambient temperature range for power rating | -55 | 155 | ℃ | Continuous load; power constant to 70℃, derated to zero from 70℃ to 155℃ | 5 | ||
| Short-time overload ΔR/R | ΔR/R | -0.5 | 0.5 | % | ΔR/R ≤ ±(0.5%+0.05 Ω); 2.5×RCWV or max overload voltage 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×RCWV or max overload | 6 | |
| Resistance to soldering heat ΔR/R | ΔR/R | -1 | 1 | % | ΔR/R ≤ ±(1%+0.05 Ω); 260℃±5℃ solder, 10±1 s | 6 | |
| Rapid change of temperature ΔR/R | ΔR/R | -1 | 1 | % | ΔR/R ≤ ±(1%+0.05 Ω); -55℃ and 155℃, 100 cycles | 6 | |
| Load life in humidity ΔR/R | ΔR/R | -1.5 | 1.5 | % | Normal type; 40℃±2℃, 90 to 95% RH, 1,000 h at RCWV | 6 | |
| Load life ΔR/R | ΔR/R | -1.5 | 1.5 | % | Normal type; 1,000 h at 70℃±2℃, 1.5 h ON / 0.5 h OFF, RCWV | 6 | |
| Low temperature storage ΔR/R | ΔR/R | -1.5 | 1.5 | % | Normal type; -55℃ for 2 h | 6 | |
| High temperature exposure ΔR/R | ΔR/R | -1.5 | 1.5 | % | Normal type; 155℃ for 16 h | 6 | |
| Recommended warehouse storage temperature | 15 | 35 | ℃ | Recommended storage (not operation) | 8 | ||
| Recommended warehouse storage humidity | 25 | 75 | %RH | Recommended storage (not operation) | 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:
MF0W2FF3303A10 - Footprint:
Resistor_THT:R_Axial_DIN0411_L9.9mm_D3.6mm_P15.24mm_Horizontal - 3D model: R_Axial_DIN0411_L9.9mm_D3.6mm_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, primarytwo-terminal convention(convention), consensusoff(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).