MMA02040C3308FB000
Public Made by Adomby adom
Vishay Intertech Chip Resistor - Surface Mount, MELF-0204. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
MMA02040C3308FB000
Vishay Intertech · Chip Resistor - Surface Mount · MELF-0204
MMA02040C3308FB000 from Vishay Intertech, in a MELF-0204. 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 | MELF-0204 |
| 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 | -1 | 1 | % | F = ±1 % (MPN tolerance code) | 3 | ||
| Temperature coefficient (TCR) | -50 | 50 | ppm/K | C = ±50 ppm/K; test at (20/-55/20) °C and (20/125/20) °C | 9 | ||
| Rated dissipation P70 | P70 | 0.4 | W | At 70 °C ambient, page 1 headline (power operation mode) | 1 | ||
| Operating voltage Umax (AC RMS/DC) | Umax | 200 | V | AC RMS / DC | 1 | ||
| Permissible voltage against ambient (insulation) | Uins | 300 | V | 1 min | 1 | ||
| Operating temperature range | -55 | 155 | °C | Page 1 headline; standard mode is -55 °C to 125 °C per page 2 | 1 | ||
| Permissible film temperature | ϑF | 155 | °C | Max; page 2 gives 125 °C for standard mode | 1 | ||
| Max. resistance change at P70, 1000 h | /ΔR/R/ | 0.15 | % | Standard operation mode, P70, MMA 0204 0.22 Ω to 10 MΩ | 2 | ||
| Max. resistance change at P70, 8000 h | /ΔR/R/ | 0.3 | % | Standard operation mode, P70, MMA 0204 0.22 Ω to 10 MΩ | 2 | ||
| Max. resistance change at P70, 1000 h | /ΔR/R/ | 0.25 | % | Power operation mode, P70, MMA 0204 0.22 Ω to 10 MΩ | 2 | ||
| Max. resistance change at P70, 8000 h | /ΔR/R/ | 0.5 | % | Power operation mode, P70, MMA 0204 0.22 Ω to 10 MΩ | 2 | ||
| Endurance at 70 °C, standard mode, 1000 h | ΔR | -0.15 | 0.15 | % R + 10 mΩ | 70 °C; 1000 h; standard operation mode; 1.5 h on / 0.5 h off; U = Umax or 2 Umax whichever less severe | 9 | |
| Endurance at 70 °C, standard mode, 8000 h | ΔR | -0.3 | 0.3 | % R + 10 mΩ | 70 °C; 8000 h; standard operation mode; 1.5 h on / 0.5 h off | 9 | |
| Endurance at 70 °C, power mode, 1000 h | ΔR | -0.25 | 0.25 | % R + 10 mΩ | 70 °C; 1000 h; power operation mode; 1.5 h on / 0.5 h off | 9 | |
| Endurance at 70 °C, power mode, 8000 h | ΔR | -0.5 | 0.5 | % R + 10 mΩ | 70 °C; 8000 h; power operation mode; 1.5 h on / 0.5 h off | 9 | |
| ESD (Human Body Model) | 2 | kV | MMA 0204; IEC 61340-3-1; 3 pos. + 3 neg. discharges | 11 |
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 | tin | The resistors are completely lead (Pb)-free, the pure matte tin plating provides compatibility with lead (Pb)-free and | 4 |
CAD (KiCad official)
- Symbol:
MMA02040C3308FB000 - Footprint:
Resistor_SMD:R_MiniMELF_MMA-0204 - 3D model: MELF-0204 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (14 pp, sha256
21f2a4a724e30a1c, retrieved 2026-10-16, 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).