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STMicroelectronics A2F12M12W2-F1 | Demoboard STDES-DABBIDIR
25 kW, dual active bridge bidirectional power converter for EV charging and battery energy storage systems
Overview
| Topology | LLC Resonant Converter |
| Input voltage | 800 V |
| Output 1 | 800 V |
| IC revision | 1.0 |
Description
The STDES-DABBIDIR provides a complete solution for a bidirectional DC-DC power converter.A dual active bridge topology based on an ACEPACK 2 SiC power module is proposed.The STM32G474RE MCU, enabling digital-intensive power control and optimized for mixed-signal applications, is used.Thanks to the latest generation SiC power module and high-frequency operation (100 kHz), high performance and design optimization are reached.Soft switching DAB behavior is managed by adaptive modulation techniques, according to the load/voltage variation.Bidirectional mode operation supports V2G and V2L implementations as well as UPS and battery energy storage applications.
Features
- Main power board
- Driver board (1xHV side 2xLV side)
- STM32G474RET3 control board
- Dual active bridge DC-DC power converter:
- Nominal DC input voltage: 800 V
- Nominal DC output voltage: 400 V
- Nominal power: 25 kW
- Switching frequency: 100 kHz
- Peak efficiency: 98.4%
- ACEPACK 2 SiC power module to optimize power section integration and thermal dissipation
- Bidirectional digital power control
- Extended soft switching mode, enabled by sophisticated modulation techniques
- Passive elements weight and size reduction thanks to high frequency SiC MOSFETs operation
- STGAP2SICS galvanic isolated gate driver for SiC
- STM32G474RET3 MCU for full digital solution
- Inrush current control and soft startup
Typical applications
- Dual Active Bridge Bidirectional power converter, UPS
- battery energy storage
- Power converter for EV charging
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | λDom typ.(nm) | Emitting Color | λPeak typ.(nm) | IV typ.(mcd) | VF typ.(V) | Chip Technology | 2θ50% typ.(°) | C | Tol. C | VR(V (DC)) | Size | Operating Temperature | Q(%) | DF(%) | RISO | Ceramic Type | L(mm) | W(mm) | H(mm) | Fl(mm) | Packaging | dV/dt(V/µs) | DF @ 1 kHz(%) | IRIPPLE(A) | Pins | Mount | G(mm) | IR(mA) | Working Voltage(V (AC)) | Z @ 100 MHz(Ω) | Zmax(Ω) | Test Condition Zmax | IR 2(mA) | RDC max.(Ω) | Type | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WL-SMCW SMT Mono-color Chip LED Waterclear, 525 nm, Green | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | Dominant Wavelength [typ.]525 nm | Emitting ColorGreen | Peak Wavelength [typ.]515 nm | Luminous Intensity [typ.]450 mcd | Forward Voltage [typ.]3.2 V | Chip TechnologyInGaN | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | Size0805 | Operating Temperature -40 °C up to +85 °C | – | – | – | – | Length2 mm | Width1.25 mm | Height0.7 mm | – | PackagingTape and Reel | – | – | – | – | MountSMT | – | – | – | – | – | – | – | – | – | ||||
| WL-SMCW SMT Mono-color Chip LED Waterclear, 625 nm, Red | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | Dominant Wavelength [typ.]625 nm | Emitting ColorRed | Peak Wavelength [typ.]630 nm | Luminous Intensity [typ.]150 mcd | Forward Voltage [typ.]2 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | Size0805 | Operating Temperature -40 °C up to +85 °C | – | – | – | – | Length2 mm | Width1.25 mm | Height0.7 mm | – | PackagingTape and Reel | – | – | – | – | MountSMT | – | – | – | – | – | – | – | – | – | ||||
 | WE-CBF SMT EMI Suppression Ferrite Bead, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-CBF SMT EMI Suppression Ferrite Bead | – | – | – | – | – | – | – | – | – | – | Size0603 | Operating Temperature -55 °C up to +125 °C | – | – | – | – | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.3 mm | – | – | – | – | – | MountSMT | – | Rated Current500 mA | – | Impedance @ 100 MHz120 Ω | Maximum Impedance200 Ω | Maximum Impedance510 MHz | Rated Current 21350 mA | DC Resistance0.3 Ω | TypeWide Band | ||||
 | WE-CBF SMT EMI Suppression Ferrite Bead, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-CBF SMT EMI Suppression Ferrite Bead | – | – | – | – | – | – | – | – | – | – | Size0805 | Operating Temperature -55 °C up to +125 °C | – | – | – | – | Length2 mm | Width1.2 mm | Height0.9 mm | Pad Dimension0.5 mm | – | – | – | – | – | MountSMT | – | Rated Current4500 mA | – | Impedance @ 100 MHz22 Ω | Maximum Impedance40 Ω | Maximum Impedance1000 MHz | Rated Current 26000 mA | DC Resistance0.008 Ω | TypeHigh Current | ||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | – | – | Capacitance100 pF | Capacitance±5% | Rated Voltage50 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Q-Factor1000 % | – | Insulation Resistance10 GΩ | Ceramic TypeNP0 Class I | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 16 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 16 V(DC) | – | – | – | – | – | – | – | Capacitance100 nF | Capacitance±10% | Rated Voltage16 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | – | Dissipation Factor3.5 % | Insulation Resistance5 GΩ | Ceramic TypeX7R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | – | – | – | – | – | – | – | Capacitance470 nF | Capacitance±10% | Rated Voltage50 V (DC) | Size0805 | Operating Temperature -55 °C up to +125 °C | – | Dissipation Factor3 % | Insulation Resistance1.1 GΩ | Ceramic TypeX7R Class II | Length2 mm | Width1.25 mm | Height1.25 mm | Pad Dimension0.5 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
 | WR-PHD Pin Header, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header | – | – | – | – | – | – | – | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | – | Insulation Resistance500 MΩ | – | Length6.35 mm | – | – | – | PackagingBox | – | – | – | Pins10 | MountTHT | – | Rated Current1000 mA | Working Voltage100 V (AC) | – | – | – | – | – | TypeStraight | |||
 | WR-PHD Pin Header - Single, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header - Single | – | – | – | – | – | – | – | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | – | Insulation Resistance1000 MΩ | – | Length10.16 mm | – | – | – | PackagingBag | – | – | – | Pins4 | MountTHT | – | Rated Current3000 mA | Working Voltage250 V (AC) | – | – | – | – | – | TypeStraight | |||
 | WCAP-FTDB DC-Link, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-FTDB DC-Link | – | – | – | – | – | – | – | Capacitance40 µF | Capacitance±5% | Rated Voltage600 V (DC) | – | Operating Temperature -40 °C up to +105 °C | – | – | Insulation Resistance250 MΩ | – | Length42 mm | Width30 mm | Height45 mm | – | PackagingCarton | Rate of Voltage Rise30 V/µs | Dissipation Factor0.2 % | Ripple Current23 A | Pins4 | MountTHT | Pin length4 mm | – | – | – | – | – | – | – | – | ||||
| WCAP-FTDB DC-Link, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-FTDB DC-Link | – | – | – | – | – | – | – | Capacitance25 µF | Capacitance±5% | Rated Voltage1200 V (DC) | – | Operating Temperature -40 °C up to +105 °C | – | – | Insulation Resistance400 MΩ | – | Length42 mm | Width45 mm | Height60 mm | – | PackagingCarton | Rate of Voltage Rise45 V/µs | Dissipation Factor0.13 % | Ripple Current25.1 A | Pins4 | MountTHT | Pin length4 mm | – | – | – | – | – | – | – | – |