Light electric vehicles
The evolution of light vehicle electrification
As a leader in power semiconductors, Infineon strives to provide the most efficient, reliable, and smart solutions in the market. Keeping up with the latest market trends worldwide, Infineon prepares for the ramp-up of the following, including but not limited to, types of light electric vehicles.
- Micromobility - electric bicycle, electric kick-scooter
- Electric powered 2/3 wheelers (ePTW) - e-moped, e-scooter, e-rickshaw, e-motorcycle
- MicroEV - Electric Microcars, low-speed electric vehicles, neighborhood EV (NEV), electric quadricycle
- Other electric transporters (e.g. e-forklift, e-golf cart) with less than 200V batteries
Contrasting to automotive requirements, these applications (though also on-road) require different sets of safety and qualification standards which place more responsibility on the operator rather than the vehicle itself to mitigate the risk. Many of Infineon's non-automotive and automotive offerings are created targeting these applications.
Different from the traditional vehicles with internal combustion engines, these types of vehicles are powered by batteries with bus voltage ranging from 28V to 168V. The commonality among the electric light vehicles is motor drives/inverters, battery management systems, battery chargers/stations, and the increasingly popular smart features and electronics made possible due to their larger size batteries.
Motor control - robust designs and cost-optimized solution for LEV
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No matter which kind of motors used for light electric vehicles, they have to be reliable, highly efficient with a power-to-size-and-weight ratio. Infineon offers multiple product families that serve your electronic needs of the motor drive.
At Infineon, you’ll find the semiconductor needs for your motor control solutions with reliable German-engineered quality in line with your budget. You can find more details (selection guide, reference design, and other system support) in the following pages for common types of motors that can be found in light electric vehicles.
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Design Resources
| System Specification | Vbat = 24V, 500W |
Vbat = 48V, 3KW PMSM Motor |
Vbat = 96V, 6KW PMSM Motor |
Vbat = 48V, 20KW PMSM Motor |
| MOSFETs | BSC012N06NS | IPTC012N08NM5 | IPT039N15N5 | IPTG014N10NM5 |
| Microcontroller | IMC301A-F048/XMC1302-T038X-0032 | IMC301A-F064/ XMC1403-Q048X0200 AA | XMC1404-F064X0200 AA | XMC4700-F100K1536 AA/AURIX™ SAK-TC334LP-32F200F |
| Gate Driver | 6ED2742S01Q* | 2ED2738S01G* | 2EDB8259F* | 2EDB8259F* |
| Position/Speed Sensor | TLI49611MXTMA1 | TLE5012B E1000 | TLE5501 E0002 | TLE5501 E0002 |
| Current Sensor | TLI4971-A120T5-U-E0001 | TLI4971-A120T5-U-E0001 | TLE4972-AE35S5 | TLE4972-AE35S5 |
| Design Resources | SuperSO8 1kW BLDC
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TOLT 1.5 kW Eval
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SSO8 High Density Ref Board (3-10kW)
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Accurate, safe, and secure battery management system
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The battery module is a crucial sub-system of all light electric vehicles that drives the performance of the vehicle in terms of top torque and kilometer range. A highly efficient battery management system utilizes the lowest drain-source on-resistance OptiMOS(TM) and StrongIRFET(TM) MOSFET for maximum short circuit current capability and lowest continuous operation conduction losses. Details about battery protection, monitoring, and cell balancing utilizing Infineon offerings, such as TLE9012 and PSoC 4 microcontroller family can be found. |
Design Resources
| System Specification | Vbat =36V, 10Ah to 30Ah PMSM Motor |
Vbat = 48V, 15AH to 60AH PMSM Motor |
Vbat = 72V, 20Ah to 60AH PMSM Motor |
Vbat = 96V, 30Ah to 80Ah PMSM Motor |
Vbat = 150V, >150Ah BLDC/PMSM Motor |
| MOSFETs | ISC010N06NM5 1.05mΩ |
IPTC015N10NM5 1.5mΩ |
IPT030N12N3 G 3mΩ |
IPT039N15N5 3.9mΩ |
IPT210N25NFD 21mΩ |
| Precharge FET | IPD025N06N |
BSC070N10NS5 |
IPD110N12N3 G |
IPD200N15N3 G |
BSC600N25NS3 G |
| Microcontroller | CY8C4146/7AZI-S463 | CY8C4146/7AZI-S463 | CY8C4146/7AZI-S463 | CY8C4146/7AZI-S463 | CY8C4146/7AZI-S463 |
| Memory | S25FL512SAGBHIA10 | CY15B104QN-50SXAT | CY15B104QN-50SXAT | CY15B104QN-50SXAT | CY15B104QN-50SXAT |
| Authentication chip | SLE95401 | SLE95401 | SLE95401 | SLE95401 | SLE95401 |
| Gate Driver | 2ED4820 | 2ED4820 | IRS4427S | IRS4427S | IRS4427S |
| Pressure sensor | -- | KP236N6165 | KP236N6165 | KP236N6165 | KP236N6165 |
| BMS IC | TLE9012 | -- | 2x TLE9012 | -- | 4x TLE9012 |
| Transceiver | -- | -- | TLE9015 | TLE9015 | TLE9015 |
| Current Sensor | TLE4972 | TLE4972 | TLE4972 | TLE4972 | TLE4972 |
| Design Resources | |||||
Battery charging solution and swapping stations
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There are several options for LEV battery charging - offline charger, battery charging/swapping station, and on-board charger, depending on their individual power requirements.
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3kW AC-DC Rectifiers in Swapping Battery Stations
| Functional block | Topology | Product category |
Product family | Part number |
| Battery Charging | Dual Boost PFC | PFC switch | CoolMOS™ P7 | IPW60R037P7 |
| PFC diode | CoolSiC™ G6 | IDH20G65C6 | ||
| Gate driver | EiceDRIVER™ | 2EDN7524F | ||
| PFC controller | ICE™ 3 | ICE3PCS01C | ||
| HB LLC | LLC switch (primary side) | CoolMOS™ CFD7 | IPW60R040CFD7 | |
| Gate Driver | Dual-channel functional isolated MOSFET gate drivers | 2EDF7275F | ||
| Sec SR MOSFET | OptiMOS™ 5 | BSC093N15NS5 | ||
| Gate Driver SR | Non-isolated Driver IC | 2EDN7524 | ||
| MCU | XMC™ industrial microcontroller family | XMC4200-F64k256BA | ||
| QR flyback | Aux power controller | CoolSET™ | ICE5QR2280AZ |
3kW AC-DC Rectifiers in Swapping Battery Stations
| Functional block | Topology | Product category |
Product family | Part number |
| Battery Charging | Dual Boost PFC | PFC switch | CoolMOS™ P7 | IPW60R037P7 |
| PFC diode | CoolSiC™ G6 | IDH20G65C6 | ||
| Gate driver | EiceDRIVER™ | 2EDN7524F | ||
| PFC controller | ICE™ 3 | ICE3PCS01C | ||
| HB LLC HV DCDC | LLC switch (primary side) | CoolMOS™ P7 | IPW60R060P7 | |
| Reverse polarity protection | OptiMOS™ 5 | BSC030N08NS5 | ||
| Gate Driver | EiceDRIVER™ | IRS21814 | ||
| Resonant controller | ICE2 | ICE2HS01G | ||
| MCU | XMC™ 1400-series | XMC1403-Q064X0200 AA | ||
| QR flyback | Aux power controller | ICE™ 5 | ICE5QR2280AZ |
250W AC-DC Offline Charger
| Functional block | Topology | Product category |
Product family | Part number |
| Battery Charging | PFC | Controller | Resonant Combo PFC/LCC controller | ICL5102 |
| PFC switch | CoolMOS™ P7 | IPA60R099P7 | ||
| LLC HV DCDC | HB switch | CoolMOS™ P7 | IPA60R280P7 | |
| SR switch | StrongIRFET™ | IRFB4615PbF | ||
| Safety switch | OptiMOS™ | IPD050N10N5 | ||
| Aux Power IC | ICE™ 5 | ICE5QR2280AZ |
Infineon’s low voltage drives scalable power demoboard provides a modular platform for rapid prototyping forklifts and light electric vehicles (LEVs).
The 2kW lead-acid / Li-ion industrial battery charger targets LSEV applications. The evaluation board uses a dual-boost PFC + half-bridge LLC power supply solution. Infineon’s latest CoolMOS™ P7 Superjunction MOSFETenables natural convection cooling.
Key takeaways:
- What LEVs are and how they are categorized
- Know about Infineon’s complete system offering for LEVs
- Why to choose Infineon for your LEV system
In this training you will:
- Learn about the main reasons for the forklift market growth and the main forklift applications and requirements
- Discover why Infineon is your one-stop-shop semiconductor supplier
Webinar
Learn how the application affects the choice of the MOSFET for motor drives, robotics, power supply, chargers, uninterrupted power supply (UPS), how to overcome some design challenges, and success stories.
Download related documents:
Webinar Slides









