60 watt laptop battery charger circuit
Source: InternetPublisher:newlandmark Keywords: battery charger charger circuit laptop computer AC power supply Updated: 2020/05/23
This circuit is designed for laptop battery charger , 20V output voltage. This circuit uses Power Integrations' TOP 246?. TOP 246 Eliminates half of the discrete components compared to the UC3842. This IC is due to its promise of integration power, greater reliability, smaller form factor, reduced design time and cost savings.
Battery charger features:
Input voltage AC: 85...265V (universal input) ; Overall efficiency
at 85V AC power supply
is not less than 79
%;, Overall efficiency at 265V AC power supply
is not
less than 84%;, Output
DC voltage: 20V, maximum load Current: 3A.
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