Ferrite bead
Ferrite bead · 120 Ω at 100 MHz · 0.03 Ω DC · 3 A · blocks high-frequency noise, passes DC
Try it on the benchThe lab drops it on an empty bench and opens its datasheet card.
Pins
- Lead 1
- Lead 2
Ratings and limits
| Impedance | 120 Ω at 100 MHz |
|---|---|
| DC resistance | 0.03 Ω |
| Current | 3 A |
How to use it
In series with a supply line it passes DC but soaks up high-frequency noise as heat. Common on USB, sensor and microcontroller supply pins.