component
SMM02070C1800FBP00
Public Made by Adomby adom
Vishay Intertech Chip Resistor - Surface Mount, MELF-0207. 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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PCB Footprint
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Datasheet
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README
markdownSMM02070C1800FBP00
Vishay Intertech · Chip Resistor - Surface Mount · MELF-0207
SMM02070C1800FBP00 from Vishay Intertech, in a MELF-0207. 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-0207 |
| 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 (part-number code F = ±1 %) | -1 | 1 | % | 3 | |||
| Temperature coefficient (part-number code C = ±50 ppm/K) | TCR | -50 | 50 | ppm/K | At (20 / -55 / 20) °C and (20 / 125 / 20) °C | 9 | |
| Operating voltage | Umax. | 350 | V | AC RMS / DC | 1 | ||
| Rated dissipation | P70 | 1 | W | 1 | |||
| Operating temperature range | -55 | 155 | °C | 1 | |||
| Permissible film temperature | ϑF max. | 155 | °C | 1 | |||
| Permissible voltage against ambient (insulation) | Uins | 500 | V | 1 min | 1 | ||
| Max. resistance change at P70 after 1000 h (power operation mode) | /ΔR/R/ | 0.25 | % | P70; 1000 h; power operation mode | 2 | ||
| Max. resistance change at P70 after 8000 h (power operation mode) | /ΔR/R/ | 0.5 | % | P70; 8000 h; power operation mode | 2 | ||
| Endurance at 70 °C, power mode, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.25 | 0.25 | % R | U ≤ Umax.; 1.5 h on; 0.5 h off; 70 °C; 1000 h | 9 | |
| Endurance at 70 °C, power mode, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -0.5 | 0.5 | % R | U ≤ Umax.; 1.5 h on; 0.5 h off; 70 °C; 1000 h | 9 | |
| Endurance at 70 °C, power mode, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.5 | 0.5 | % R | U ≤ Umax.; 1.5 h on; 0.5 h off; 70 °C; 8000 h | 9 | |
| Endurance at 70 °C, power mode, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -1 | 1 | % R | U ≤ Umax.; 1.5 h on; 0.5 h off; 70 °C; 8000 h | 9 | |
| Endurance at upper category temperature, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.15 | 0.15 | % R | 125 °C; 1000 h | 9 | |
| Endurance at upper category temperature, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -0.5 | 0.5 | % R | 125 °C; 1000 h | 9 | |
| Endurance at upper category temperature, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.3 | 0.3 | % R | 155 °C; 1000 h | 9 | |
| Endurance at upper category temperature, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -1 | 1 | % R | 155 °C; 1000 h | 9 | |
| Damp heat, steady state, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.25 | 0.25 | % R | (40 ± 2) °C; 56 days; (93 ± 3) % RH | 9 | |
| Damp heat, steady state, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -1 | 1 | % R | (40 ± 2) °C; 56 days; (93 ± 3) % RH | 9 | |
| Damp heat, steady state, accelerated, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.5 | 0.5 | % R | (85 ± 2) °C; (85 ± 5) % RH; 1000 h; U = 0.3 x Umax. (≤100 V and the smaller value valid) | 10 | |
| Damp heat, steady state, accelerated, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -2 | 2 | % R | (85 ± 2) °C; (85 ± 5) % RH; 1000 h; U = 0.3 x Umax. (≤100 V and the smaller value valid) | 10 | |
| Cold, ΔR (additive ±0.01 Ω not included) | ΔR | -0.1 | 0.1 | % R | -55 °C; 2000 h | 10 | |
| Rapid change of temperature, ΔR for UCT 125 °C (additive ±0.01 Ω not included) | ΔR | -0.25 | 0.25 | % R | 30 min at LCT and 30 min at UCT; LCT = -55 °C; UCT = 125 °C; 1000 cycles | 10 | |
| Rapid change of temperature, ΔR for UCT 155 °C (additive ±0.01 Ω not included) | ΔR | -0.5 | 0.5 | % R | 30 min at LCT and 30 min at UCT; LCT = -55 °C; UCT = 155 °C; 1000 cycles | 10 | |
| Short time overload, power mode, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.05 | 0.05 | % R | U = 2.5 x Umax. ≤ 2 x Umax.; 5 s | 10 | |
| Short time overload, power mode, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -0.15 | 0.15 | % R | U = 2.5 x Umax. ≤ 2 x Umax.; 5 s | 10 | |
| Single pulse high voltage overload, power mode (additive ±0.01 Ω not included) | ΔR | -0.5 | 0.5 | % R | Severity no. 4: U = 10 x Umax. ≤ 2 x Umax.; 10 pulses 10 µs/700 µs | 10 | |
| Periodic electric overload, power mode (additive ±0.01 Ω not included) | ΔR | -0.3 | 0.3 | % R | U ≤ 2 x Umax.; 0.1 s on; 2.5 s off; 1000 cycles | 10 | |
| Vibration, ΔR (additive ±0.01 Ω not included) | ΔR | -0.05 | 0.05 | % R | 10 Hz to 2000 Hz; amplitude ≤ 1.5 mm or ≤ 200 m/s²; 7.5 h | 11 | |
| Electrostatic discharge (HBM), ΔR (additive ±0.05 Ω not included) | ΔR | -0.5 | 0.5 | % R | IEC 61340-3-1; 3 pos. + 3 neg. discharges; 4 kV | 11 | |
| Resistance to soldering heat, solder bath, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.1 | 0.1 | % R | Solder bath method; (260 ± 5) °C; (10 ± 1) s | 11 | |
| Resistance to soldering heat, solder bath, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -0.05 | 0.05 | % R | Solder bath method; (260 ± 5) °C; (10 ± 1) s | 11 | |
| Resistance to soldering heat, reflow, ΔR term 1 (additive ±0.01 Ω not included) | ΔR | -0.05 | 0.05 | % R | Reflow method 2 (IR/forced gas convection); (260 ± 5) °C; (10 ± 1) s | 11 | |
| Resistance to soldering heat, reflow, ΔR term 2 (additive ±0.01 Ω not included) | ΔR | -0.02 | 0.02 | % R | Reflow method 2 (IR/forced gas convection); (260 ± 5) °C; (10 ± 1) s | 11 | |
| Substrate bending, ΔR (additive ±0.01 Ω not included) | ΔR | -0.05 | 0.05 | % R | Depth 2 mm, 3 times | 11 |
CAD (KiCad official)
- Symbol:
SMM02070C1800FBP00 - Footprint:
Resistor_SMD:R_MELF_MMB-0207 - 3D model: MELF-0207 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (13 pp, sha256
3d924c33403430c5, retrieved 2026-10-13, 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).