Calcolatore Risoluzione ADC — Formula
## Transformer Turns Ratio
### Formulas
**Np/Ns = Vp / Vs**
**Is = Ip x Np/Ns** (ideal transformer)
**Power = Vp x Ip = Vs x Is**
An ideal transformer conserves power. Real transformers have 90-98% efficiency due to copper and core losses.
### Formulas
**Np/Ns = Vp / Vs**
**Is = Ip x Np/Ns** (ideal transformer)
**Power = Vp x Ip = Vs x Is**
An ideal transformer conserves power. Real transformers have 90-98% efficiency due to copper and core losses.
Esempio Risolto
120 V primary to 12 V secondary, 0.5 A primary current.
- Turns ratio = 120 / 12 = 10:1
- Secondary current = 0.5 x 10 = 5 A
- Power = 120 x 0.5 = 60 VA