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STMicroelectronics STWBC2-HP | Demoboard STEVAL-WBC2TX70
Qi-compatible wireless power transmitter evaluation board for 70 W applications based on STWBC2-HP
Overview
| Topology | Wireless Power Transfer |
| Input voltage | 4.1-24 V |
| IC revision | 1 |
Description
The STEVAL-WBC2TX70 evaluation board, based on STWBC2-HP, is designed for Qi 1.3 compatible wireless power transmitter applications.steval-wbc2tx70 image Up to 5 W charging power compatible with baseline power profile (BPP).Up to 15 W charging power compatible with extended power profile (EPP).Up to 70 W charging power with ST Super Charge (STSC) protocol using the STEVAL-WLC99RX receiver board solution.Two interfaces are open to the user: UART for monitoring and control via STSW-WBC2STUDIO graphical user interface (GUI) and SWD JTAG for direct NVM access. Both interfaces are accessible via the STLINK-V3MINIE bridge.
Features
- STWBC2-HP wireless power transmitter chip
- Synchronous boost DC-DC converter to supply the bridge
- On board full bridge inverter
- Rx presence detection based on coil Q factor measurement
- Foreign object detection (FOD) function
- On-chip thermal management and protections
- SWD + UART combined connector
- Qi charger authentication with STSAFE-A110 secure element
Typical applications
- Wireless Charger up to 70W
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | R | Tol. R | PRated(W) | TCR(ppm/ °C) | TCR(ppm/ °C) | L(mm) | W(mm) | H(mm) | λDom typ.(nm) | Emitting Color | λPeak typ.(nm) | IV typ.(mcd) | VF typ.(V) | Chip Technology | 2θ50% typ.(°) | C | Tol. C | VR(mV) | Operating Temperature | DF(%) | RISO | Ceramic Type | Fl(mm) | Packaging | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | Mount | Pins | Center pin Ø (Value)(mm) | Plug OD(mm) | Type | Working Voltage(V (DC)) | Interface Type | Gender | PCB Thickness(mm) | Compliance | Size | L(µH) | IR(A) | RDC max.(mΩ) | fres(MHz) | Q(%) | P(W) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WRIS-PSMC Metal Plate Resistors, 10 mΩ, ±1% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWRIS-PSMC Metal Plate Resistors | Resistance10 mΩ | Resistance±1% | Rated Power2 W | Temperature Coefficient of Resistance (min.)-100 ppm/ °C | Temperature Coefficient of Resistance (max.)100 ppm/ °C | Length6.3 mm | Width3.1 mm | Height0.35 mm | – | – | – | – | – | – | – | – | – | Rated Voltage141.4 mV | Operating Temperature -55 °C up to +155 °C | – | – | – | Pad Dimension0.5 mm | – | – | – | – | MountSMT | – | – | – | – | – | – | – | – | – | Size2512 | – | Rated Current14.14 A | – | – | – | – | ||||
 | WE-LHMI SMT Power Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LHMI SMT Power Inductor | – | – | – | – | – | Length9.7 mm | Width8.5 mm | Height4 mm | – | – | – | – | – | – | – | – | – | – | Operating Temperature -40 °C up to +125 °C | – | – | – | – | – | Performance Rated Current18.6 A | Saturation Current @ 10%20.6 A | Saturation Current @ 30%43.1 A | MountSMT | – | – | – | – | – | – | – | – | – | Size8040 | Inductance1 µH | – | DC Resistance4.63 mΩ | Self Resonant Frequency42 MHz | – | – | ||||
 | WL-SMCW SMT Mono-color Chip LED Waterclear, –, – | Downloads26 files RAY files
| Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | – | – | – | – | – | Length1.6 mm | Width0.8 mm | Height0.7 mm | Dominant Wavelength [typ.]625 nm | Emitting ColorRed | Peak Wavelength [typ.]630 nm | Luminous Intensity [typ.]250 mcd | Forward Voltage [typ.]2 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | Operating Temperature -40 °C up to +85 °C | – | – | – | – | PackagingTape and Reel | – | – | – | MountSMT | – | – | – | – | – | – | – | – | – | Size0603 | – | – | – | – | – | – | |||
| WL-SMCW SMT Mono-color Chip LED Waterclear, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | – | – | – | – | – | Length1.6 mm | Width0.8 mm | Height0.7 mm | Dominant Wavelength [typ.]570 nm | Emitting ColorBright Green | Peak Wavelength [typ.]572 nm | Luminous Intensity [typ.]40 mcd | Forward Voltage [typ.]2 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | Operating Temperature -40 °C up to +85 °C | – | – | – | – | PackagingTape and Reel | – | – | – | MountSMT | – | – | – | – | – | – | – | – | – | Size0603 | – | – | – | – | – | – | ||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance33 pF | Capacitance±5% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | – | Insulation Resistance10 GΩ | Ceramic TypeNP0 Class I | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | Q-Factor1000 % | – | |||||
| WCAP-CSGP MLCCs 16 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 16 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance10 nF | Capacitance±10% | Rated Voltage16000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor3.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance220 pF | Capacitance±10% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor2.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance10 nF | Capacitance±10% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor2.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 6.3 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 6.3 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance4.7 µF | Capacitance±20% | Rated Voltage6300 mV | Operating Temperature -55 °C up to +85 °C | Dissipation Factor20 % | Insulation Resistance0.01 GΩ | Ceramic TypeX5R Class II | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1.6 mm | Width0.8 mm | Height0.8 mm | – | – | – | – | – | – | – | Capacitance33 nF | Capacitance±10% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor2.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0603 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1.6 mm | Width0.8 mm | Height0.8 mm | – | – | – | – | – | – | – | Capacitance100 nF | Capacitance±10% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor3 % | Insulation Resistance5 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0603 | – | – | – | – | – | – | |||||
 | WR-DC Power Jacks, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-DC Power Jacks | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Operating Temperature -40 °C up to +85 °C | – | Insulation Resistance100 MΩ | – | – | PackagingBag | – | – | – | MountTHT | – | Center pin Ø2 mm | Recommended Plug outer Ø5.5 mm | TypeRight Angled | Working Voltage30 V (DC) | – | – | – | – | – | – | Rated Current5 A | – | – | – | – | |||
 | WR-USB Type C Connectors, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-USB Type C Connectors | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | Insulation Resistance1000 MΩ | – | – | PackagingTape and Reel | – | – | – | MountTHR | Pins24 | – | – | TypeHorizontal | Working Voltage48 V (DC) | Interface TypeType C | GenderReceptacle | PCB Thickness1.6 mm | – | – | – | Rated Current5 A | – | – | – | – | |||
 | WE-WPCC Wireless Power Transfer Transmitter Coil, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-WPCC Wireless Power Transfer Transmitter Coil | – | – | – | – | – | Length53 mm | Width53 mm | Height4.5 mm | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | MountTHT | Pins2 | – | – | – | – | – | – | – | ComplianceQi - MP-A2 | Size53 x 53 x 4.5 mm | Inductance10 µH | Rated Current7 A | DC Resistance55 mΩ | Self Resonant Frequency11 MHz | Q-Factor130 % | Power Capability [1]150 W | ||||
| WCAP-CSGP MLCCs 100 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 100 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance1 nF | Capacitance±10% | Rated Voltage100000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor2.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1.6 mm | Width0.8 mm | Height0.8 mm | – | – | – | – | – | – | – | Capacitance330 nF | Capacitance±10% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor10 % | Insulation Resistance1.5 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0603 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance100 nF | Capacitance±10% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor10 % | Insulation Resistance0.5 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 25 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 25 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance100 nF | Capacitance±10% | Rated Voltage25000 mV | Operating Temperature -55 °C up to +125 °C | Dissipation Factor10 % | Insulation Resistance5 GΩ | Ceramic TypeX7R Class II | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | Length1 mm | Width0.5 mm | Height0.5 mm | – | – | – | – | – | – | – | Capacitance1 nF | Capacitance±5% | Rated Voltage50000 mV | Operating Temperature -55 °C up to +125 °C | – | Insulation Resistance10 GΩ | Ceramic TypeNP0 Class I | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0402 | – | – | – | – | Q-Factor1000 % | – | |||||
| WCAP-CSGP MLCCs 25 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 25 V(DC) | – | – | – | – | – | Length1.6 mm | Width0.8 mm | Height0.8 mm | – | – | – | – | – | – | – | Capacitance10 µF | Capacitance±20% | Rated Voltage25000 mV | Operating Temperature -55 °C up to +85 °C | Dissipation Factor20 % | Insulation Resistance0.01 GΩ | Ceramic TypeX5R Class II | Pad Dimension0.35 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | Size0603 | – | – | – | – | – | – |