Beschreibung
Driving a 24μH Transmit Coil at 103kHz, with 1.3A Input Current Threshold, 119kHz FrequencyLimit and 41.5°C Transmit Coil Surface Temperature Limit in a Wireless Power System with LTC4120-4.2 as a400mA Single Cell Li-Ion Battery Charger at the Receiver
Eigenschaften
Monolithic 5W Wireless Power TransmitterAutoResonantTM Switching Frequency Adjusts to Resonant Capacitance and Transmit Coil InductanceTransmit Power Automatically Adjusts to Receiver LoadInput Voltage Range: 3V to 5.5VIntegrated 100mΩ Full Bridge SwitchesMultiple Foreign Object Detection MethodsProgrammable Average Input Current Limit and MonitorNTC Input for System/Component Temperature Qualified Power TransferWide Operating Switching Frequency Range: 50kHz to 250kHzThermally Enhanced 4mm × 5mm QFN 20-Lead Package