component
CMB02070X1009JB200
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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Contents
README
markdownCMB02070X1009JB200
Vishay Intertech · Chip Resistor - Surface Mount · MELF-0207
CMB02070X1009JB200 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 (nominal, decoded from MPN) | R | 10 | Ω | MPN code 100 with multiplier 9 (×10^-1); decoded, see review | 2 | ||
| Resistance tolerance | -5 | 5 | % | J = ±5 %; 2.2 Ω to 15 Ω, E24 | 2 | ||
| Operating voltage (Umax) | Umax | 500 | V | ACRMS/DC | 1 | ||
| Rated dissipation, P70 | P70 | 1 | W | Power operation mode; requires dedicated heat-sink pads (note 1) | 1 | ||
| Operating temperature range | -55 | 155 | °C | Power operation mode; standard mode range -55 °C to 125 °C | 1 | ||
| Permissible film temperature | F max. | 155 | °C | Power operation mode (note 1) | 1 | ||
| Permissible voltage against ambient (insulation) | Uins | 750 | V | 1 min | 1 | ||
| Permissible resistance change, endurance at 70 °C | -1 | 1 | % R | ±(1 % R + 0.05 Ω); 70 °C, 1000 h, standard operation mode, U = Umax, 1.5 h on / 0.5 h off | 7 | ||
| Permissible resistance change, endurance at 70 °C | -2 | 2 | % R | ±(2 % R + 0.05 Ω); 70 °C, 8000 h, standard operation mode | 7 | ||
| Permissible resistance change, endurance at 70 °C | -4 | 4 | % R | ±(4 % R + 0.05 Ω); 70 °C, 8000 h, power operation mode | 7 | ||
| Permissible resistance change, endurance at upper category temperature | -2 | 2 | % R | ±(2 % R + 0.05 Ω); 125 °C, 1000 h | 7 | ||
| Permissible resistance change, endurance at upper category temperature | -4 | 4 | % R | ±(4 % R + 0.05 Ω); 155 °C, 1000 h | 7 | ||
| Permissible resistance change, damp heat steady state | -1 | 1 | % R | ±(1 % R + 0.1 Ω); 40 °C, 56 days, 93 % RH | 7 | ||
| Permissible resistance change, damp heat accelerated | -2 | 2 | % R | ±(2 % R + 0.1 Ω); 85 °C, 85 % RH, 1000 h, U = 100 V and 0.3 x Umax (smaller value valid) | 7 | ||
| Permissible resistance change, climatic sequence | -1 | 1 | % R | ±(1 % R + 0.1 Ω); LCT = -55 °C, UCT = 155 °C | 7 | ||
| Permissible resistance change, cold | -0.5 | 0.5 | % R | ±(0.5 % R + 0.1 Ω); -55 °C, 2 h | 7 | ||
| Permissible resistance change, rapid change of temperature | -0.5 | 0.5 | % R | ±(0.5 % R + 0.1 Ω); LCT = -55 °C, UCT = 125 °C, 5 cycles | 7 | ||
| Permissible resistance change, rapid change of temperature | -1.5 | 1.5 | % R | ±(1.5 % R + 0.1 Ω); LCT = -55 °C, UCT = 125 °C, 1000 cycles | 7 | ||
| Permissible resistance change, short time overload | -0.25 | 0.25 | % R | ±(0.25 % R + 0.1 Ω); standard operation mode, U = 2.5 x Umax or 2 x Umax (less severe), 5 s | 7 | ||
| Permissible resistance change, short time overload | -0.5 | 0.5 | % R | ±(0.5 % R + 0.1 Ω); power operation mode, U = 2.5 x Umax or 2 x Umax (less severe), 5 s | 7 | ||
| Permissible resistance change, vibration | -0.25 | 0.25 | % R | ±(0.25 % R + 0.1 Ω); 10 Hz to 2000 Hz, 7.5 h | 7 | ||
| Permissible resistance change, electrostatic discharge (HBM) | -0.5 | 0.5 | % R | ±(0.5 % R + 0.05 Ω); CMB 0207 16 kV, human body model, IEC 61340-3-1, 3 pos + 3 neg | 8 | ||
| Permissible resistance change, resistance to soldering heat (solder bath) | -0.5 | 0.5 | % R | ±(0.5 % R + 0.1 Ω); solder bath, 260 ±5 °C, 10 ±1 s | 8 | ||
| Permissible resistance change, resistance to soldering heat (reflow) | -0.25 | 0.25 | % R | ±(0.25 % R + 0.1 Ω); reflow method 2, 260 ±5 °C, 10 ±1 s | 8 | ||
| Permissible resistance change, substrate bending | -0.5 | 0.5 | % R | ±(0.5 % R + 0.1 Ω); depth 2 mm, 3 times | 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 | tin | The resistors are completely lead (Pb)-free, the pure matte tin plating provides compatibility with lead (Pb)-free | 3 |
CAD (KiCad official)
- Symbol:
CMB02070X1009JB200 - 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 (11 pp, sha256
f726a680c488e33d, 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).