The SPA series solid polymer aluminum capacitors are a new type of electronic component produced by CDE, which has ultra-low ESR, high ripple current, long life, stable impedance and ESR, etc., and is widely used in motherboard bypass, switching power supply input/output filters, power supply decoupling, high frequency Noise reduction, laptop LCD displays, automotive digital equipment, portable electronic equipment and other fields.
The SPA Solid Polymer Aluminum SMT Capacitors from CDE are ultra‑low ESR aluminum electrolytic devices designed for high‑frequency applications. They feature ESR of 5 mΩ‑9 mΩ at 100 kHz, ripple current up to 4 A rms, and a long life without dry‑out failure mechanisms.
These capacitors are intended for motherboard bypass, switching power supply filters, power‑supply decoupling, high‑frequency noise reduction, laptop LCD displays, automotive digital equipment, and portable electronics. Detailed ratings, case dimensions, and ordering codes are listed in the tables.
| Operating Temperature | -40 °C to +105 °C |
|---|---|
| Rated Voltage | 2 Vdc to 6.3 Vdc |
| Surge Voltage | 1.25 × Rated Voltage |
| Capacitance Range | 56 µF to 470 µF |
| Capacitance Tolerance | +20 % @120 Hz, +20 °C |
| Dissipation Factor | 0.06 max (1.8/1.9); 0.10 max (2.8/4.2) |
| DC Leakage Current | ≤ 0.06 CV after 2 min |
| Load Life | 1000 h @ 105 °C |
| Ripple Current (100 kHz) | up to 4.0 A rms |
They operate from –40 °C up to +105 °C.
The capacitors are rated from 2 Vdc to 6.3 Vdc.