
Lelon
A high-performance SMD upgrade with higher voltage, longer life, and AEC-Q200 qualification.
Finding a replacement for the KNSCHA 152EC0398, a 220uF 25V radial capacitor, involves checking package, load life, and ripple current. While no direct drop-in is listed, several functional alternatives and upgrades exist.
Most alternatives are SMD and require a board redesign.
Load life and ripple current vary and must be verified.
Multiple manufacturers offer functionally similar parts.
There are no verified direct pin-for-pin replacements. The closest physical match, HUAWEI KM1E221ME110A00CV0, has a shorter load life and requires review.
For a board redesign, Lelon's VZH series offers significant performance upgrades. For a form-factor match with performance trade-offs, consider KM1E221ME110A00CV0.
The main risk is package mismatch, as most alternatives are SMD. For the single radial alternative, the risk is reduced load life.

Lelon
A high-performance SMD upgrade with higher voltage, longer life, and AEC-Q200 qualification.
| Feature / factor | 152EC0398 | VZH221M1VTR-0810L | VZH221M1ETR-0810 | KM1E221ME110A00CV0 | Compatibility / risk |
|---|---|---|---|---|---|
| Package | Radial, 6.3mm x 11mm | SMD, 8x10mm | SMD, 8mm x 10mm | Radial, 6.3mm x 11mm | SMD, 8x10mm / SMD, 8mm x 10mm / Radial, 6.3mm x 11mm / SMD, 8mm x 10.5mm — Requires board redesign (SMD vs Radial).; VZH221M1ETR-0810: Requires board redesign (SMD vs Radial).; KM1E221ME110A00CV0: Package dimensions and type match.; XT220UF25V90RV0109: Requires board redesign (SMD vs Radial). |
| Voltage | 25.0V | 35.0V | 25.0V | 25.0V | 35.0V / 25.0V — Higher voltage rating provides more margin.; VZH221M1ETR-0810: Voltage rating is identical.; KM1E221ME110A00CV0: Voltage rating is identical.; XT220UF25V90RV0109: Voltage rating is identical. |
| Load Life | 2000h | 3000h | 3000h | 1000h | 3000h / 1000h / 2000h — Candidate has a longer operational life.; VZH221M1ETR-0810: Candidate has a longer operational life.; KM1E221ME110A00CV0: Candidate has a shorter operational life.; XT220UF25V90RV0109: Operational life is identical. |
| Ripple Current | 241mA @ 100kHz | 350mA @ 100kHz | 350mA @ 100kHz | 196mA @ 120Hz | 350mA @ 100kHz / 196mA @ 120Hz / 200mA @ 120Hz — Higher ripple current capability.; VZH221M1ETR-0810: Higher ripple current capability.; KM1E221ME110A00CV0: Ripple current is lower and at a different frequency. Verification needed.; XT220UF25V90RV0109: Ripple current is likely lower. Verification needed. |
| Qualification | None | AEC-Q200 | AEC-Q200 | - | AEC-Q200 — Automotive grade qualification.; VZH221M1ETR-0810: Automotive grade qualification. |
| Capacitance | 220.0uF | - | - | 220.0uF | 220.0uF — Capacitance is identical. |
The best alternative depends on your design. For an upgrade requiring a new PCB layout, Lelon VZH221M1ETR-0810 offers better performance. For a physically similar part, HUAWEI KM1E221ME110A00CV0 is an option but has a lower load life.