DC-to-DC Converter
Converting high-voltage DC power into low-voltage DC power used by vehicle electrical equipment
The DC-to-DC converter (DC/DC) is an essential component in new energy electric vehicles, responsible for converting high-voltage power from the main battery into low-voltage direct current used by the vehicle's electrical systems, including the auxiliary battery and other low-voltage loads. The DC/DC converter also plays a crucial role in ensuring passenger safety by providing insulation from the high-voltage electrical system.
In various EV configurations, DC-DC converters are used to convert high voltage (HV) to 48V and 12V, or from 48V to 12V. Key design priorities for DC-DC converters include minimizing energy loss, maximizing efficiency, and ensuring compact, lightweight package.
- Provides scalable and efficient solutions, delivering the necessary stable power to low-voltage vehicle systems.
- The high-voltage DC-DC converter (HV/LV) features dual liquid cooling system for heat control and optimal performance even under high loads or extreme environmental conditions.
- Capable of delivering between 1kW and 2kW of power to 8V, 9V, or even 15V systems, with customizable packaging to fit specific needs at affordable prices.
| Model | ||||
| Input Voltage Range (V) | 44V-97V | 74V-162V | 103V-227V | 206V-454V |
| Nominal Output Voltage (V) | 14V | 14V | 14V | 14V |
| Max. Output Current (A) | 72A | 72A | 72A | 72A |
- Nominal power: 1kW
- Peak power: 1.2kW lasting 6 minutes
- Output voltage/current: 14V±1% / 72A
- Max. efficiency: ≥92%
- Voltage regulation: 1%
- Voltage control accuracy: ≤1%
- Current control accuracy: ≤2%
- Electromagnetic compatibility (EMC): meet GB/T 18655-2002
- Protection level: IP67
- Operating temperature: -40℃ to 60℃
- Storage temperature: -40℃ to 105℃
- Communication: CAN bus/12V Enable Signal Control
- Functions: output over-voltage/undervoltage/short circuit protection, input reverse polarity protection, over-temperature protection, communication protection
- Dimensions (L×W×H): 278×116×76mm
- Net weight: 2.5kg
- Cooling method: natural cooling
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 40-80VDC | 14V | 71A | |
| 50-100VDC | 14V | 71A | |
| 80-200VDC | 14V | 85A | |
| 200-450VDC | 14V | 85A | |
| 400-700VDC | 14V | 85A | |
| 80-200VDC | 27V | 42A | |
| 200-450VDC | 27V | 42A | |
| 400-700VDC | 14V | 42A |
| Model | ||||
| Input Voltage Range (V) | 55V-97V | 72V-138V | 100V-200V | 206-454V |
| Nominal Output Voltage (V) | 14V | 14V | 14V | 14V |
| Max. Output Current (A) | 110A | 110A | 110A | 110A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 400-700VDC | 14V | 107A | |
| 200-450VDC | 14V | 107A | |
| 80-200VDC | 14V | 107A |
- Nominal power: 1.5kW
- Peak power: 1.8kW lasting 6 minutes
- Output voltage/current: 13.8V±1% / 110A
- Max. efficiency: ≥94%
- Voltage regulation: 1%
- Voltage control accuracy: ≤1%
- Current control accuracy: ≤2%
- Electromagnetic compatibility (EMC): meet GB/T 18655-2002
- Protection level: IP67
- Operating temperature: -40℃ to 60℃
- Storage temperature: -40℃ to 105℃
- Communication: CAN bus/12V Enable Signal Control
- Functions: output over-voltage/undervoltage/short circuit protection, input reverse polarity protection, over-temperature protection, communication protection
- Dimensions (L×W×H): 241×136×74mm
- Net weight: 3.5kg
- Cooling method: natural cooling
| Model | |
| Input Voltage Range (V) | 240V-420V |
| Nominal Output Voltage (V) | 14V |
| Max. Output Current (A) | 143A |
| Dimensions (L×W×H) | 263×227×59.4mm |
| Net weight | 3.0kg |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 300-750VDC | 24V | 80A | |
| 300-750VDC | 48V | 42A | |
| 300-750VDC | 80V | 25A | |
| 300-750VDC | 108V | 18A | |
| 300-750VDC | 144V | 13A | |
| 300-700VDC | 360V | 7A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 40-80VDC | 14V | 142A | |
| 50-100VDC | 14V | 142A | |
| 80-200VDC | 14V | 170A | |
| 200-450VDC | 14V | 170A | |
| 400-700VDC | 14V | 170A | |
| 80-200VDC | 27V | 82A | |
| 200-450VDC | 27V | 82A | |
| 540VDC/10A | 27V | 82A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 40-68VDC | 360V | 7A | |
| 40-68VDC | 48V | 60A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 40-80VDC | 14V | 213A | |
| 50-100VDC | 14V | 213A | |
| 80-200VDC | 14V | 255A | |
| 200-450VDC | 14V | 255A | |
| 400-700VDC | 14V | 255A | |
| 80-200VDC | 27V | 126A | |
| 200-450VDC | 27V | 126A | |
| 400-700VDC | 27V | 126A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 300-750VDC | 24V | 160A | |
| 300-750VDC | 48V | 84A | |
| 300-750VDC | 80V | 50A | |
| 300-750VDC | 108V | 36A | |
| 300-750VDC | 144V | 26A | |
| 300-700VDC | 360V | 14A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 40-68VDC | 360V | 14A | |
| 40-68VDC | 48V | 120A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 300-750VDC | 24V | 240A | |
| 300-750VDC | 48V | 126A | |
| 300-750VDC | 80V | 75A | |
| 300-750VDC | 108V | 54A | |
| 300-750VDC | 144V | 39A | |
| 300-700VDC | 360V | 21A | |
| 400-900VDC | 14V | 284A | |
| 200-500VDC | 14V | 284A | |
| 200-500VDC | 27V | 218A | |
| 400-900VDC | 27V | 218A |
| Model | Input Voltage Range | Nominal Output Voltage | Max. Output Current |
| 40-68VDC | 360V | 21A | |
| 40-68VDC | 48V | 180A |
DC/DC converters are widely used to power everything from passenger cars and commercial electric vehicles to off-road solutions. Whether in fast-paced urban environments or rugged industrial settings, our DC-DC converters ensure seamless voltage conversion and reliable energy management. Perfect for electric motor engineering, charging stations, and energy storage systems, these converters provide the flexible and efficient power needed to drive the future of electric mobility.
The primary function of a DC/DC converter is to transform one DC voltage level into another. This is crucial when the input voltage does not match the output voltage required by the equipment. Common reasons for needing a DC/DC converter include:
- Battery-powered equipment Many devices rely on battery power, which can fluctuate over time. Even when the battery voltage drops, DC/DC converters ensure a stable output, keeping your equipment running smoothly and reliably.
- Efficiency optimization In renewable energy systems and electric vehicles, DC/DC converters play a vital role in optimizing energy transfer between components, maximizing performance and reducing energy waste.
- Voltage compatibility Different components within a system often require varying voltage levels. DC/DC converters bridge this gap, providing the right voltage for each component, ensuring compatibility across the system.
- Voltage regulation DC/DC converters help regulate output voltage, maintaining it within a specified range even when input voltage fluctuates.
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- Crimp terminals
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- Plastic high-voltage connector
