Electrolytic capacitor
Aluminium · 470 µF 25 V · polarised
Try it on the benchThe lab drops it on an empty bench and opens its datasheet card.
Typical part: Aluminium electrolytic, 105 °C
Ratings and limits
| Capacitance | 470 µF ±20 % |
|---|---|
| Rated voltage | 25 V DC |
| Polarity | polarised: stripe = − |
| ESR (typical) | 115 mΩ |
How to use it
Bulk storage and ripple smoothing after a rectifier, supply decoupling. Use a voltage rating at least 1.25× the working voltage; never reverse it.
Lessons and builds that use it
- Capacitor charging
- Capacitor discharging
- 12 V → 5 V regulators
- 555 astable (LED flasher)
- 555 monostable (one-shot timer)
- LM317 adjustable regulator
- Common-emitter amplifier
- Half-wave rectifier
- Bridge rectifier and filter
- Astable multivibrator (two transistors)
- Colpitts and Hartley LC oscillators
- Cascode amplifier
- LM386 speaker amplifier
- Linear supply: transformer, bridge, capacitor, regulator