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Overview
| Topology | Wireless Power Transfer |
| Output 1 | 5 V / 0.05 A |
| Output 2 | 3.3 V / 0.05 A |
| IC revision | 1.0 |
Description
The bq51003 is an advanced, integrated, receiver IC for wireless power transfer in portable applications optimized for 2.5-W and below applications. The device provides the AC-DC power conversion while integrating the digital control required to comply with the Qi v1.1 communication protocol. Together with the bq500210 transmitter controller, the bq51003 enables a complete contact-less power transfer system for a wireless power supply solution.
Features
Wireless Charger BoosterPack designed for any lowpower Launchpad Coin Cell storage to 50mA Qi Compatible - Recharge the battery from any Qitransmitter 3.3Vdc buck to power the Launchpad 5V boost to power support circuitry Stackable design allows for creating a completesolution Standard off the shelf receiver coil
Typical applications
- Building Automation
- Portable Instruments
- Wearables
- Factory Automation and Process Control
- IoT (Internet of Things)
- Sensors and Field Transmitters
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | µʹ @ 1 MHz | µʹ @ 13.56 MHz | µʹʹ @ 13.56 MHz | L(mm) | W(mm) | H(mm) | RS(GΩ) | ISAT(A) | RDC(mΩ) | Compliance | Size | L(µH) | IR(A) | RDC max.(mΩ) | fres(MHz) | Q(%) | P(W) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-FSFS Flexible Sintered Ferrite Sheet, 230, 150 | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-FSFS Flexible Sintered Ferrite Sheet | Complex Permeability230 | Complex Permeability150 | Complex Permeability90 | Length60 mm | Width60 mm | Height0.2 mm | Surface Resistance1 GΩ | – | – | – | – | – | – | – | – | – | – | ||||
 | WE-LQS SMT Power Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LQS SMT Power Inductor | – | – | – | Length2.5 mm | Width2 mm | Height1.2 mm | – | Saturation Current0.8 A | DC Resistance430 mΩ | – | Size2512 | Inductance10 µH | Rated Current0.65 A | – | Self Resonant Frequency30 MHz | – | – | ||||
 | WE-WPCC Wireless Power Transfer Receiver Coil, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-WPCC Wireless Power Transfer Receiver Coil | – | – | – | Length19 mm | Width19 mm | Height0.8 mm | – | Saturation Current2 A | – | Complianceworks with Qi Rx IC's | SizeØ 19 x 0.8 mm | Inductance26 µH | Rated Current1.1 A | DC Resistance520 mΩ | Self Resonant Frequency11 MHz | Q-Factor25 % | Power Capability [1]20 W |