C2000 real-time control MCUs – Electric vehicles
C2000 MCUs built for electric vehicles
C2000 real-time microcontrollers have a rich history in automotive applications leveraging a unique architecture anchored by a 32-bit DSP core, advanced PWMs, integrated fast ADCs, and windowed comparators to help you design leading edge topologies to increase efficiency and power density. C2000 MCUs enable:
- Better driving performance
- Longer range per charge
- Faster charging
- Higher power density
On-board charger
As more electric vehicles enter the market, OEMs and Tier 1s will be challenged to provide on-board charging solutions that can support multiple regions with different power grid infrastructures. C2000 offer OEMs and Tier 1s the ability to scale across a wide power range with the same software code base.
Features
- Advanced topology support for high-efficiency and low THD
- Scalable portfolio for modular or integrated design
Benefits
- Enables EV range
- Enables faster charging
| Type | Reference Design | Key Device | Key Tool | Software support | Resources |
|---|---|---|---|---|---|
| AC/DC | Totem Pole Bridgeless PFC (CCM Mode w/ GaN) | TMS320F280049 | TMDSCNCD280049C | White paper: Meeting the demand for more efficient and powerful onboard | |
| AC/DC | Totem Pole High Density (CRM Mode w/ GaN) | TMS320F280049 | TMDSCNCD280049C | ||
| AC/DC | 6.6-kW Totem-Pole PFC Reference Design for HEV/EV Onboard Charger (CCM mode w/ SiC) | TMS320F280049 | TMDSCNCD280049C | ||
| AC/DC | Three Phase Vienna Rectifier | TIEVM-VIENNARECT | |||
| Isolated DC/DC | Resonant LLC DC/DC Power Converter | TMDSCNCD280049C | |||
| Isolated DC/DC | Bidirectional CLLLC resonant dual active bridge (DAB) | TMS320F280049C | TMDSCNCD280049C | DigitalPower SDK | Video: CLLLC resonant dual active bridge demo |
DC/DC converter
With the advent of Wide bandgap (WBG) semiconductor devices, such as GaN and SiC, that show superior material properties compared to the Si devices, the C2000 Piccolo™ TMS320F28004x family of solutions is well suited for multiple power topologies for DC/DC (bi-directional) with specific features and software libraries that make development of power electronics with a smaller footprint, at a lower cost and ease of development.
Features
- 150ps high resolution PWM that enable switching frequencies >500 kHz
- Charge high voltage DC link capacitor from 12V battery
- Advanced topology support for high-efficiency and low THD
- Special techniques to improve efficiency (i.e. peak-current mode control)
Benefits
- Improved power density based on WBG
- Remove expensive relays to reduce cost
- Enable EV range
| Type | Reference Design | Key Device | Key Tool | Software support |
|---|---|---|---|---|
| Isolated DC/DC | Bidirectional 400V-12V DC/DC Converter Reference Design | TMS320F28035 | TMDSCNCD28035 | |
| Isolated DC/DC | Phase-Shifted Full Bridge DC/DC Power Converter | TMS320F28027 | TMDSCNCD28027 | |
| Isolated DC/DC | Resonant LLC DC/DC Power Converter | TMS320F280049 | TMDSCNCD280049C |
Traction inverter
In order to achieve high performance while maximizing driving range and minimizing energy loss, more attention is needed on selecting the right motor and control techniques. TI’s C2000 real-time microcontrollers have been the MCU of choice for many motor control applications in automotive.
Features
- Dual motor with speeds targeting >20k rpm
- Industry’s fastest current control loop <2uS
- Advanced motor algorithms including Fast Current Loop, observer algorithms and a Motor Fault Diagnostics Algorithm
- Virtual Back-up Resolver with high resolution16-bit ADC
Benefits
- Better driving performance
- Maximize torque to enable EV range
- Reduce physical motor size and increase efficiency
- Detect and respond to motor winding faults
| Development kits | Key Device | Key Tool | Software support | Resources |
|---|---|---|---|---|
| C2000 DesignDRIVE Development Kit for Industrial Motor Control | TMDSCNCD28379D | Encoder or Resolver FOC controlSUITE™ | ||
| Fast Current Loop DesignDRIVE software | TMS320F28379D | LAUNCHXL-F28379D | controlSUITE | |
| C2000 Resolver to Digital Conversion Kit | TMDSCNCD28035ISO | controlSUITE |
DC charging (pile) station
The Piccolo TMS320F280049 series was designed for advanced 3 phase power topologies often adopted in charging stations. Built-in device features make the development of topologies such as a Vienna Rectifier at a lower BOM cost and faster time to market.
Features
- Integrated comparator subsystem (CMPSS) integrates protection for overcurrent and overvoltage without the use of external devices
- Optimized central processing unit (CPU)
- On-chip trigonometric math unit (TMU)
- Software frequency response analyzer and compensation designer
Benefits
- Lower cost board with increased power density
- Fast execution of the control loop
- Additional speed in control-loop execution
- Eased tuning of control loops
- >350kW allows you to charge 80% in 20 minutes
| Type | Reference Design | Key Device | Key Tool | Software support | Resources |
|---|---|---|---|---|---|
| AC/DC | Totem Pole Bridgeless PFC (CCM Mode w/ GaN) | TMS320F280049 | TMDSCNCD280049C | White paper: Maximizing power for Level 3 EV charging stations | |
| AC/DC | 6.6-kW Totem-Pole PFC Reference Design for HEV/EV Onboard Charger (CCM mode w/ SiC) | TMS320F280049 | TMDSCNCD280049C | ||
| AC/DC | Three Phase Vienna Rectifier | TIEVM-VIENNARECT | |||
| Isolated DC/DC | Resonant LLC DC/DC Power Converter | TMDSCNCD280049C |
Automotive HVAC compressor module
InstaSPIN-FOC™ is a sensorless motor control solution ideal for compressors and auxiliary motors within the vehicle. With motor parameter identification and automatic tuning, even those new to advanced motor control can have high performance control within minutes. InstaSPIN motor control solutions can provide full torque at low speeds (<500rpm) which reduces power usage, increases overall efficiency, and allows for use of smaller, more compact motor designs.
Features
- <400 rpm full torque to high speed
- InstaSPIN-FOC motor control solutions
Benefits
- Increased dynamic range
- Increased overall efficiency and use of smaller, more compact motor designs
| Reference designs | Key Device | Key Tool | Software support |
|---|---|---|---|
| Automotive High Voltage, High Power Motor Driver Reference Design for HVAC Compressor | TMS320F28052F | TMDSCNCD28054MISO | MotorWare |
| Automotive 12V 200W (20A) BLDC Motor Drive Reference Design | TMS320F28027F | LAUNCHXL-F28027F | MotorWare |
C2000 electric vehicle solutions
TI offers a broad portfolio of C2000 real-time microcontrollers so that original equipment manufacturers or their suppliers can scale from designing individual power electronic modules to integrated modules that can combine together On-Board Charger (OBC), Bi-directional High Voltage DC-DC, and a High Power Traction Inverter. The latest released C2000 devices enable developers to meet ISO26262 Functional Safety standards with an ASIL D Decomposition Architecture
| C2000 device family | Performance ranges | Example applications |
|---|---|---|
| Piccolo F2802x | 40 to 60 MIPS | |
| Piccolo F2803x | 60 to 120 MIPS | Single & 3 phase on-board charger + Bi-directional high voltage DC/DC |
| Piccolo F28004x | 100 to 200 MIPS | |
| Piccolo F2807x | 120 to 240 MIPS | |
| Delfino F2837x | 400 to 800 MIPS | Combined 3 phase on-board charger + High voltage DC/DC + Dual motor |