Your circuit's filtering gap is wider than you thought. This 680nF electrolytic closes it without the tantalum premium. Polarized — get that positive terminal right and it stays right. Rated to 85ºC so it holds up under sustained load. Drop it into your LPF stage and watch the ripple drop
| brand | Jaycar |
| capacitance | 680nF |
| voltage_rating | 50VDC |
| temperature_rating | 85ºC |
| type | Electrolytic Capacitor |
| leakage_profile | Low leakage (tantalum-comparable) |
| polarity | Polarized |
| sku | RL6412 |