Targeted Precision Power Module for EV Integration
The LK2012 1.2kW on-board solution serves electric passenger and light commercial vehicles requiring reliable DC voltage transformation. As a product favored by dc dc converter manufacturers, it delivers digital stability through a 32-bit DSP controller that enables controlled power conversion. Its design supports complex automotive power management architectures, making it a suitable choice for manufacturers seeking a custom DC power supply with consistent output and adaptable control features tailored to modern EV demands.
Advanced Digital Control and Protection Features
This converter utilizes soft-switching technology combined with synchronous rectification to achieve a minimum 90% conversion efficiency without active cooling requirements. It handles input voltage from 40 to 80V and outputs up to 1.2kW with ±0.2% voltage regulation, measured under automotive environmental extremes (-40°C to +85°C). Its die-cast aluminum chassis provides IP67-rated ingress protection, incorporating comprehensive safeguards against overvoltage, current anomalies, reverse polarity, and temperature faults. The module also supports CAN communication protocols for seamless integration into vehicle networks, aligning with standards expected from dc dc converter manufacturers.
Industry-grade Applications and System Value
Employed extensively in electric passenger and small commercial vehicles, the LK2012 enhances system reliability while conserving space and weight, critical for on-board power supplies in vehicles with stringent installation requirements. It is optimized for vehicle powertrain systems needing rapid, precise voltage conversion and robust fault management. The converter supports system architectures demanding integration with vehicle communication protocols, making it a preferred unit among dc dc converter manufacturers aiming to uphold operational stability and efficient energy management in advanced electric vehicle platforms.
Product Advantages
Robust Structural and System Design
The LK2012 features a compact, lightweight die-cast aluminum enclosure optimized for harsh automotive environments, reflecting the design priorities of dc dc converter manufacturers and custom dc power supply solutions. The IP67 rating ensures dust and water ingress protection, while the solid-state digital control system integrates seamlessly with modern vehicle networks via CAN communication, enabling modular power inverter manufacturercustomization and system scalability. Its protection mechanisms against electrical faults and temperature extremes empower vehicle OEMs to maintain operational safety and longevity in demanding deployment scenarios.
High Efficiency and Operational Versatility Enhancing User Value
Designed to deliver 1.2kW output at efficiencies exceeding 90%, this high power dc dc converter supports temperature and voltage ranges suitable for diverse automotive applications, reducing thermal management complexity. Its fast output response (≤200 ms) ensures dynamic adaptation to load changes, contributing to stable EV powertrains. Manufacturers benefit from reduced integration overhead due to its digital precision and diagnostic CAN interface, enabling easier monitoring and configuration. Its role as a reliable, customizable portable charger component or embedded DC-DC unit enhances overall vehicle system ROI by minimizing energy losses and extending component lifespan.
Product Overview
The 1.2kW Air-Cooled On-board DCDC Converter is a compact, high-efficiency unit designed for A and A0 class electric passenger cars, as well as small commercial and specialty vehicles.
It uses advanced zero-voltage and zero-current soft-switching and synchronous rectification technologies to achieve high conversion efficiency and reliable operation without active cooling. A 32-bit DSP controller ensures precise digital control and system stability.
Built with a die-cast aluminum enclosure and rated IP67 for dust and water resistance, the converter is lightweight, durable, and suitable for harsh environments. Automotive-grade components provide high reliability and long service life, with full protection against over/undervoltage, over/under-current, reverse polarity, and temperature faults.
General Specifications
| Model Number | ||||||
| Vehicle Power Suppply Type | Vehicle DC-DC converter | |||||
| Model Number | LK2610 | LK2611 | LK2612 | LK2613 | LK2614 | LK2615 |
| Input Characteristic | ||||||
| Rated Input Voltage | 48 | 72 | 144 | 360 | ||
| Input voltage Range | 40~80 | 50~100 |
80~200 | 200~500 | ||
| Bus capacitors | 20uF |
10uF | ||||
| Precharge resistror | 30R |
120R | ||||
| Prechange Circuit | Built-in | |||||
| Output Characteristic | ||||||
| Rated Output Power | 1000W |
1200W | ||||
| Rated Output Voltage | 14 | 27.5 | 14 | |||
| Output Voltage Range | 0~16 | 0~32 | 0~16 | |||
| Output Current Range | 0~71 | 0~37 | 0~85 | |||
| Voltage/Current Regulation | ±0.2 |
±2% | ±0.2 | |||
| Output Response Time | ≤200mS | |||||
| Typical Efficiency | ≥90% | |||||
| 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 85°C. It will restore the output when the charging temperature is lower than 80°C | |||||
| Enivromental Condition | ||||||
| Operating Ambient Temperature | -40°C~ +85°C | |||||
| Relative Humidity | 5%~95% | |||||
| Dust Proof and Waterproof | IP67 | |||||
| Cooling Method | Air Cooling | |||||
| Communication Function | CAN network | |||||
| Charging Function | Receive charging instructions to charge normally; No command charger is in standby state | |||||
| Others | ||||||
| Product size (mm) | TBD | |||||
| Product Weight | ≤3.5kg | |||||
