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Overview
| Topology | Wireless Power Transfer |
| Input voltage | 3-5.5 V |
| Switching frequency | 50-250 kHz |
Description
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
Features
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
Typical applications
- Industrial Handhelds
- Medical Equipment
- Hermetically and/or Electrically Insulated Devices
- Military Sensors and Devices
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | Compliance | Size | L (µH) | IR (A) | RDC max. (mΩ) | fres (MHz) | Q | P (W) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 760308100110 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WE-WPCC Wireless Power Transfer Transmitter Coil | Qi - A10; MP-A1/A7 | Ø 50 x 6 mm | 24 | 6 | 100 | 5 | 180 | 100 |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 760308100110 | SPEC |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | Compliance | Size | L (µH) | IR (A) | RDC max. (mΩ) | fres (MHz) | Q | P (W) | Samples |
|---|