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CMB02070X1009JB200

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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.

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CMB02070X1009JB200

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, 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