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Contents

README

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SMM02040D1000BB300

Vishay Intertech · Chip Resistor - Surface Mount · MELF-0204

SMM02040D1000BB300 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 (code B) -0.1 0.1 % Tolerance code B = ±0.1 % 3
Temperature coefficient (code D) -25 25 ppm/K Code D = ±25 ppm/K; TCR test at (20/-55/20) °C and (20/125/20) °C 2
Rated dissipation P70 0.4 W P70, power operation mode 1
Operating voltage Umax 200 V AC RMS/DC 1
Permissible voltage against ambient (insulation) Uins 300 V 1 min 1
Permissible film temperature ϑF 155 °C Power operation mode 2
Operating temperature range -55 155 °C Power operation mode (0.4 W) 2
Maximum resistance change after 1000 h /ΔR/R/ 0.25 % P70, power operation mode, 1000 h, 0.22 Ω to 10 MΩ 2
Maximum resistance change after 8000 h /ΔR/R/ 0.5 % P70, power operation mode, 8000 h, 0.22 Ω to 10 MΩ 2
Nominal resistance (decoded from MPN) R 100 Ω Part-number value 100 with multiplier 0 3

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: SMM02040D1000BB300
  • 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 (13 pp, sha256 bcae28612f231655, 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