component

189RV184

Public Made by Adom

by adom

KNSCHA Aluminum Electrolytic Capacitors - SMD, SMD,D6.3xL4.5mm. Polarised capacitor: pin 1 is + by the KiCad polarised-footprint convention, KiCad symbol/footprint/3D.

componentcapacitors189rv184factory-2.0.0extractor-text

Verified 189RV184

by Ray · last 11 Nov 2026 · 1 record, 1 retired · files match
SymbolFootprint3D modelPins

Verification log 2 records

11 Nov 2026RaySupersedes the earlier record: that check missed polarity (the pins said "unpolarised"; this capacitor is polarised): component-page-verify now PASSESfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: 189RV184 · CP_Elec_6.3x4.5 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: two-terminal part whose datasheet prints no pin numbers: pins 1 and 2 by library convention, no names to check
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: CP_Elec_6.3x4.5
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-_vjdv5vy/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • ✓package_fit: height within the datasheet's package drawing (datasheet p.2)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓symbol_text: no pin names collide
  • ✓viewers: viewers/footprint.html 26 kB, viewers/symbol.html 6 kB
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ 189rv184.kicad_sym✓ 189rv184.kicad_mod✓ 189rv184.step
6 Nov 2026RayPublished by the parts factory: tier lcsc, 2 pinssuperseded
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: 189RV184 · CP_Elec_6.3x4.5 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: unpolarised two-terminal part: pins 1 and 2 by library convention, no names to check
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: CP_Elec_6.3x4.5
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-q6vpb19s/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • ✓package_fit: height within the datasheet's package drawing (datasheet p.2)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓symbol_text: no pin names collide
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ 189rv184.kicad_sym✓ 189rv184.kicad_mod✓ 189rv184.step
Retired by Ray on 11 Nov 2026: Retired: this check called a polarised capacitor an unpolarised two-terminal part. Fixed in component-page-verify 0.5.13 (an unrecorded polarity now fails) and 0.5.14 (the datasheet row no longer says unpolarised).
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
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Made with kicad-footprint-generator 10.0 · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray
viewers 189rv184: viewers · Ray
189rv184-etched.glb Publish 0.1.0 · Ray
189rv184-etched.step 189rv184: factory component page (tier=lcsc) · Ray
189rv184-hero.glb Publish 0.1.1 · Ray
189rv184-hero.overlay.json Publish 0.1.1 · Ray
189rv184.glb Publish 0.1.0 · Ray
189rv184.kicad_mod Publish 0.1.0 · Ray
189rv184.kicad_sym Publish 0.1.0 · Ray
189rv184.lbr Publish 0.1.0 · Ray
189rv184.step Publish 0.1.0 · Ray
package.json Publish 0.1.1 · Ray
page.json Publish 0.1.1 · Ray
README.md Polarity: pin 1 = +, 2 = - (symbol, footprint and 3D agree); brief and README corrected · Ray
verification.json Retire verification record #0 · Ray

189RV184

KNSCHA · Aluminum Electrolytic Capacitors - SMD · CP_Elec_6.3x4.5

189RV184 from KNSCHA, in a CP_Elec_6.3x4.5. 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 + passive Positive terminal (pad 1 of the CP_ footprint; symbol and 3D mark the + end).
2 - passive Negative terminal.

Key specifications

Parameter Value
Manufacturer KNSCHA
Package CP_Elec_6.3x4.5
Category Capacitors
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
Capacitance tolerance -20 20 % 2
Leakage current (漏电流, 最大值) 13.8 uA 2
Loss tangent (损失角, 最大值) 30 % 2
Surge voltage (浪涌电压) 7.2 V 2
Rated ripple current (额定纹波电流) 58 mA rms 105℃, 120Hz 2
Operating temperature range -55 105 ℃ rated voltage 4 ~ 50 V.DC 3
Storage temperature (recommended) 5 35 ℃ relative humidity < 75%RH, no direct sunlight 6
Reflow temperature rise rate (average) 5 ℃/s average, reflow soldering 4
Reflow temperature fall rate (average) 6 ℃/s average, reflow soldering 4
Reflow time from 25℃ to peak 6 min 25℃ to peak temperature 4
Number of reflow passes 2 times recommended reflow times 4
Capacitance change after surge test -20 20 % relative to initial value; 1000 cycles, charge 30±5 s, discharge 5.5±0.5 min 5
Loss tangent after surge test 1.75 x spec value not more than 1.75 times specified value 5
Capacitance change after high-temperature storage -30 30 % 105±2℃, unpowered, 1000+48/-0 h; relative to initial value 5
Loss tangent after high-temperature storage 3 x spec value 105±2℃, unpowered, 1000+48/-0 h 5
Capacitance change after endurance test -30 30 % rated life at upper category temperature, rated voltage and ripple current applied; relative to initial value 5
Loss tangent after endurance test 3 x spec value rated life at upper category temperature 5
Capacitance change over temperature characteristic -25 25 % -25℃, -55℃, +105℃ vs 20℃ stage 1 value 5
Loss tangent over temperature characteristic 5 x spec value -25℃, -55℃, +105℃ stages 5
Capacitance change after steady-state damp heat -20 20 % 40±5℃, 90-95% RH, 240±8 h; relative to initial value 5
Loss tangent after steady-state damp heat 1.2 x spec value 40±5℃, 90-95% RH, 240±8 h 5
Capacitance change after vibration -5 5 % 10~55 Hz, 1.5 mm amplitude, 6 h total; relative to initial value 5
Capacitance change after reflow heat resistance -10 10 % 250℃ for 30 s; relative to initial value 5
Capacitance change after rapid temperature change -10 10 % -55℃ to +105℃, 5 cycles; relative to initial value 5
Rated voltage 6.3 V 2
Endurance life 1000 h at 105℃ 2

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 6 Lead Wire 引线 镀锡铜包钢线 7 Base Plate 底座 热塑性树脂 3

CAD (KiCad official)

  • Symbol: 189RV184
  • Footprint: Capacitor_SMD:CP_Elec_6.3x4.5
  • 3D model: CP_Elec_6.3x4.5 (KiCad packages3D, STEP)
  • 3D model files: 189rv184-etched.step / 189rv184-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 189rv184.step / 189rv184.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: KNSCHA datasheet (6 pp, sha256 29529b2006fd7967, retrieved 2026-11-06, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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