RX100UF50V90RV0105
KNSCHA
Needs validationlow risk
A 100uF capacitor with a higher 50V rating in the same 6.3x7.7mm package from the same manufacturer.
Best Alternatives to RST100UF35V009
Find and compare substitutes for the KNSCHA RST100UF35V009, a 100uF 35V aluminum electrolytic capacitor. This page provides analysis on pin-compatible parts, voltage upgrades, and cross-vendor alternatives to help you make an informed decision.
AI replacement insight
Electrical riskmedium
Different series or manufacturers can have different ESR, ripple current, and lifetime ratings not captured by core specs.
Package risklow
Most candidates match the 6.3x7.7mm package, but one has a shorter body, requiring a land pattern check.
Sourcing risklow
Multiple alternatives are available from the original manufacturer and other vendors, indicating good availability.
Can it be replaced directly?
Direct replacement for RST100UF35V009 should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
For a direct match, consider KNSCHA's RVT100UF35V67RV0034, but verify datasheet parameters. For a safer upgrade, use KNSCHA RX100UF50V90RV0105 or Lelon VZT101M1HTR-0607, which offer higher voltage ratings.
Main risk
The primary risk is a mismatch in secondary electrical parameters like Equivalent Series Resistance (ESR) and ripple current rating, which can affect circuit stability and component lifetime.
Recommended alternatives
4Alternative comparison matrix
| Feature / factor | RST100UF35V009 | RX100UF50V90RV0105 | VZT101M1HTR-0607 | RVT100UF35V67RV0034 | Compatibility / risk |
|---|---|---|---|---|---|
| Voltage | 35V | 50V | 50V | - | 50V — Candidate has a higher voltage rating, offering more design margin.; VZT101M1HTR-0607: Candidate has a higher voltage rating. |
| Capacitance | 100uF, ±20% | 100uF, ±20% | - | 100uF, 35V, ±20% | 100uF, ±20% / 100uF, 35V, ±20% — Capacitance and tolerance match.; RVT100UF35V67RV0034: Key electrical parameters match.; VZT101M1VTR-0606: Key electrical parameters match. |
| Package | SMD, 6.3mm x 7.7mm | SMD, 6.3mm x 7.7mm | SMD, 6.3mm x 7.7mm | SMD, 6.3mm x 7.7mm | SMD, 6.3mm x 7.7mm / 6.3 mm x 5.8 mm — Package dimensions are identical.; VZT101M1HTR-0607: Package dimensions are identical.; RVT100UF35V67RV0034: Package dimensions are identical.; VZT101M1VTR-0606: Candidate is shorter (5.8mm vs 7.7mm). Verify land pattern compatibility. |
| Application | RST Series | RX Series | Yes | RVT Series | RX Series / Yes / RVT Series — Different series may have different ESR or ripple current ratings. Review datasheet.; VZT101M1HTR-0607: Candidate is AEC-Q200 qualified.; RVT100UF35V67RV0034: Different series requires datasheet check for ESR and other characteristics.; VZT101M1VTR-0606: Candidate is AEC-Q200 qualified, may be suitable for automotive. |
| Manufacturer | KNSCHA | - | Lelon | - | Lelon — Cross-vendor alternative.; VZT101M1VTR-0606: Cross-vendor alternative. |
| Current | 84mA | - | - | 87mA | 87mA — Slightly higher ripple current rating. |
Application & sourcing insights
Questions & answers
Verified drop-in options for RST100UF35V009 are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.