Targeted Power Solution for Electric Vehicle Platforms
The LK1066 6.6kW onboard charger is engineered specifically for A+ class pure electric passenger cars and commercial EVs requiring a robust and intelligent charging interface. It serves as a critical component within the EV onboard charger ecosystem, addressing the needs of automotive engineers and system integrators by providing a reliable, precise charging function. This onboard battery charger supports various vehicle architectures, facilitating seamless integration into existing powertrain designs. As a product sourced from reputable dc ev charger manufacturers, it ensures compatibility with diverse EV configurations and contributes to overall system reliability and safety compliance.
Advanced Charging Technology with High Efficiency
Utilizing state-of-the-art digital control alongside SiC semiconductors, the LK1066 onboard charger achieves exceptional performance metrics including a typical efficiency above 94%. Its key features include phase-shifted PWM with zero-voltage and zero-current soft-switching aimed at minimizing losses and enhancing reliability. The charger supports comprehensive protections such as over/under voltage, short circuit, reverse connection, and over temperature safeguards. With an IP67-rated die-cast aluminum housing and forced-air cooling, this custom dc power supply withstands harsh operational conditions while delivering rated output power of 6600 W within an input voltage range of 90 to 265 VAC. CAN communication integration ensures effective control and data monitoring in vehicular networks.
Industrial Integration for Enhanced EV Charging Systems
In practical applications, the LK1066 serves as a pivotal component for design validation, bench testing, and retrofit projects within automotive manufacturing and electric mobility sectors. Its modular design and configurable output voltages and currents allow customized deployment by power inverter manufacturers and system developers aiming to optimize onboard charging capabilities. This onboard charger supports compliance workflows related to safety certifications and performance reliability, facilitating technician training and end-user installation demonstrations. Its adaptability promotes operational efficiency in commercial fleet electrification, reinforcing the value of onboard charger technology in driving sustainable transportation solutions.
Product Advantages
Innovative Modular Design and Reliability
The LK1066 onboard charger features a modular structural design that enhances maintainability and adaptability across various EV platforms. Manufactured with automotive-grade components within an IP67 die-cast aluminum enclosure, it provides protection against dust and water ingress, crucial for onboard charger durability. The integrated active power factor correction (PFC) and digital control technology precisely manage power flow, contributing to system stability – a key advantage for dc dc converter manufacturers focusing on integrated EV powertrain solutions. CAN communication ensures synchronization with vehicle control units, streamlining system integration while comprehensive protection mechanisms safeguard internal circuitry, reducing downtime and maintenance costs.
Optimized Efficiency and User-Centric Operation
Delivering an industry-leading efficiency of over 94%, the LK1066 onboard battery charger reduces energy losses and thermal loads, directly benefiting vehicle energy management systems. Its lightweight design under 8 kg simplifies vehicle integration without compromising power density. Performance advantages extend to user value by providing rapid and reliable charging cycles that protect battery longevity. The charger’s flexible output voltage and current ranges enable customizable charging strategies aligned with battery chemistries, supporting scalable deployment by dc fast charger manufacturers and custom dc power supply providers. Ease of installation and operation, paired with multiple safety features, ensures compatibility with diverse EV infrastructures.
Product Overview
The 6.6kW Air-Cooled On-board Charger Assembly is a high-performance, intelligent, and universal charging solution specifically developed for A+ class pure electric passenger vehicles and commercial EVs.
The system adopts fully digital control technology for flexible and intelligent operation, enhanced protection, and strong system robustness. Utilizing advanced phase-shifted PWM zero-voltage and zero-current soft-switching technology combined with high-performance SiC devices, the charger ensures excellent stability and achieves a peak efficiency of over 94%.
With an IP67-rated die-cast aluminum housing and automotive-grade components, the charger delivers high power density, lightweight design, and reliable performance across various EV charging applications.
General Specifications
| Model Number | ||||||
| Vehicle Power Suppply Type | Vehicle on-board charger | |||||
| Model Number | LK1011 | LK1012 | LK1013 | LK1014 | LK1015 | LK1016 |
| Input Characteristic | ||||||
| Input Voltage Range | 90VAC~265VAC | |||||
| Input Frequency Range | 46~65Hz | |||||
| Starting Impule Current | ≤32A | |||||
| Input Power Factor | ≥0.99 (@220Vin, Pomax) | |||||
| Rated AC Frequency | 50Hz | |||||
| Output Characteristic | ||||||
| Rated Output Power | 6600W | |||||
| Rated Output Voltage | 720 | 540 | 360 | 144 | 108 | 80 |
| Output Voltage Range | 0~850 | 0~720 | 0~500 | 0~190 | 0~140 | 0~105 |
| Output Current Range | 0~9 | 0~12 | 0~18 | 0~44 | 0~60 | 0~80 |
| Voltage/Current Regulation | ±1% & ±5% | |||||
| Output Response Time | ≤200mS | |||||
| Typical Efficiency | ≥94% | ≥94% | ≥94% | ≥92% | ≥92% | ≥92% |
| Protective Characteristic | ||||||
| Over and Under Voltage Protection | Input over and under voltage shutdown can be self-recovery,output over andunder voltage shutdown can be self-recovery,Output short circuit and reverse connection shutdown can beself-recovery | |||||
| Output Reverse Connection and Short Circuit Protcetion Output |
Output short circuit and reverse connection shutdown can beself-recovery | |||||
| Over Temperature Protection | When the heat sink temperature is higher than 75°C, it will reduce the output power. And it will disconnect the circuit when the temperature is higher than 95"c. it wilrestore the output when the charging temperature is lower than 85°C | |||||
| Enivromental Condition | ||||||
| Operating Ambient Temperature | -20°C~ +85°C | |||||
| Relative Humidity | 5%~95% | |||||
| Dust Proof and Waterproof | IP67 | |||||
| Cooling Method | Forced-Air Cooling | |||||
| Communication Function | CAN network | |||||
| Charging Function | Receive charging instructions to charge normally; No command charger is in standby state | |||||
| Others | ||||||
| Operating Noise | ≤60dB | |||||
| Product Size (mm) | 204*352*126 | |||||
| Product Weight | ≤8kg | |||||
