Main Technical Parameters
MDR (dual motor hybrid vehicle bus capacitor)
| Item | characteristic | ||
| Reference standard | GB/T17702（IEC 61071）, AEC-Q200D | ||
| Rated capacity | Cn | 750uF±10% | 100Hz 20±5℃ |
| Rated voltage | UnDc | 500VDC | |
| Inter-electrode voltage | 750VDC | 1.5Un, 10s | |
| Electrode shell voltage | 3000VAC | 10s 20±5℃ | |
| Insulation resistance (IR) | C x Ris | >=10000s | 500VDC, 60s |
| Loss tangent value | tan δ | <10x10-4 | 100Hz |
| Equivalent series resistance (ESR) | Rs | <=0.4mΩ | 10kHz |
| Maximum repetitive impulse current | \ | 3750A | (t<=10uS, interval 2 0.6s) |
| Maximum pulse current | Is | 11250A | (30ms each time, no more than 1000 times) |
| Maximum allowable ripple current effective value (AC terminal) | I rms | TM:150A, GM:90A | (continuous current at10kHz, ambient temperature 85℃) |
| 270A | (<=60sat10kHz, ambient temperature 85℃) | ||
| Self-inductance | Le | <20nH | 1MHz |
| Electrical clearance (between terminals) | >=5.0mm | ||
| Creep distance (between terminals) | >=5.0mm | ||
| Life expectancy | >=100000h | Un 0hs<70℃ | |
| Failure rate | <=100FIT | ||
| Flammability | UL94-V0 | RoHS compliant | |
| Dimensions | L*W*H | 272.7*146*37 | |
| Operating temperature range | ©case | -40℃~+105℃ | |
| Storage temperature range | ©storage | -40℃~+105℃ | |
MDR (passenger car busbar capacitor)
| Item | characteristic | ||
| Reference standard | GB/T17702（IEC 61071）, AEC-Q200D | ||
| Rated capacity | Cn | 700uF±10% | 100Hz 20±5℃ |
| Rated voltage | Undc | 500VDC | |
| Inter-electrode voltage | 750VDC | 1.5Un, 10s | |
| Electrode shell voltage | 3000VAC | 10s 20±5℃ | |
| Insulation resistance (IR) | C x Ris | >10000s | 500VDC, 60s |
| Loss tangent value | tan δ | <10x10-4 | 100Hz |
| Equivalent series resistance (ESR) | Rs | <=0.35mΩ | 10kHz |
| Maximum repetitive impulse current | \ | 3500A | (t<=10uS, interval 2 0.6s) |
| Maximum pulse current | Is | 10500A | (30ms each time, no more than 1000 times) |
| Maximum allowable ripple current effective value (AC terminal) | I rms | 150A | (continuous current at10kHz, ambient temperature 85℃) |
| 250A | (<=60sat10kHz, ambient temperature 85℃) | ||
| Self-inductance | Le | <15nH | 1MHz |
| Electrical clearance (between terminals) | >=5.0mm | ||
| Creep distance (between terminals) | >=5.0mm | ||
| Life expectancy | >=100000h | Un 0hs<70℃ | |
| Failure rate | <=100FIT | ||
| Flammability | UL94-V0 | RoHS compliant | |
| Dimensions | L*W*H | 246.2*75*68 | |
| Operating temperature range | ©case | -40℃~+105℃ | |
| Storage temperature range | ©storage | -40℃~+105℃ | |
MDR (commercial vehicle busbar capacitor)
| Item | characteristic | ||
| Reference standard | GB/T17702(IEC 61071), AEC-Q200D | ||
| Rated capacity | Cn | 1500uF±10% | 100Hz 20±5℃ |
| Rated voltage | Undc | 800VDC | |
| Inter-electrode voltage | 1200VDC | 1.5Un, 10s | |
| Electrode shell voltage | 3000VAC | 10s 20±5℃ | |
| Insulation resistance (IR) | C x Ris | >10000s | 500VDC, 60s |
| Loss tangent value | tan6 | <10x10-4 | 100Hz |
| Equivalent series resistance (ESR) | Rs | <=O.3mΩ | 10kHz |
| Maximum repetitive impulse current | \ | 7500A | (t<=10uS, interval 2 0.6s) |
| Maximum pulse current | Is | 15000A | (30ms each time, no more than 1000 times) |
| Maximum allowable ripple current effective value (AC terminal) | I rms | 350A | (continuous current at10kHz, ambient temperature 85℃) |
| 450A | (<=60sat10kHz, ambient temperature 85℃) | ||
| Self-inductance | Le | <15nH | 1MHz |
| Electrical clearance (between terminals) | >=8.0mm | ||
| Creep distance (between terminals) | >=8.0mm | ||
| Life expectancy | >100000h | Un 0hs<70℃ | |
| Failure rate | <=100FIT | ||
| Flammability | UL94-V0 | RoHS compliant | |
| Dimensions | L*W*H | 403*84*102 | |
| Operating temperature range | ©case | -40℃~+105℃ | |
| Storage temperature range | ©storage | -40℃~+105℃ | |
Product Dimensional Drawing
MDR (dual motor hybrid vehicle bus capacitor)
MDR (passenger car busbar capacitor)
MDR (commercial vehicle busbar capacitor)
The Main Purpose
◆Application areas
◇DC-Link DC filter circuit
◇Hybrid electric vehicles and pure electric vehicles
Introduction to Thin Film Capacitors
Thin film capacitors are essential electronic components widely used in electronic circuits. They consist of an insulating material (called the dielectric layer) between two conductors, capable of storing charge and transmitting electrical signals within a circuit. Compared to conventional electrolytic capacitors, thin film capacitors typically exhibit higher stability and lower losses. The dielectric layer is usually made of polymers or metal oxides, with thicknesses typically below a few micrometers, hence the name "thin film". Due to their small size, light weight, and stable performance, thin film capacitors find extensive applications in electronic products such as smartphones, tablets, and electronic devices.
The main advantages of thin film capacitors include high capacitance, low losses, stable performance, and long lifespan. They are used in various applications including power management, signal coupling, filtering, oscillating circuits, sensors, memory, and radio frequency (RF) applications. As the demand for smaller and more efficient electronic products continues to grow, research and development efforts in thin film capacitors are constantly advancing to meet market demands.
In summary, thin film capacitors play a crucial role in modern electronics, with their stability, performance, and wide-ranging applications making them indispensable components in circuit design.
Applications of Thin Film Capacitors in Various Industries
Electronics:
- Smartphones and Tablets: Thin film capacitors are utilized in power management, signal coupling, filtering, and other circuitry to ensure device stability and performance.
- Televisions and Displays: In technologies like liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs), thin film capacitors are employed for image processing and signal transmission.
- Computers and Servers: Used for power supply circuits, memory modules, and signal processing in motherboards, servers, and processors.
Automotive and Transportation:
- Electric Vehicles (EVs): Thin film capacitors are integrated into battery management systems for energy storage and power transmission, enhancing EV performance and efficiency.
- Automotive Electronic Systems: In infotainment systems, navigation systems, vehicle communication, and safety systems, thin film capacitors are used for filtering, coupling, and signal processing.
Energy and Power:
- Renewable Energy: Utilized in solar panels and wind power systems for smoothing output currents and improving energy conversion efficiency.
- Power Electronics: In devices like inverters, converters, and voltage regulators, thin film capacitors are employed for energy storage, current smoothing, and voltage regulation.
Medical Devices:
- Medical Imaging: In X-ray machines, magnetic resonance imaging (MRI), and ultrasound devices, thin film capacitors are used for signal processing and image reconstruction.
- Implantable Medical Devices: Thin film capacitors provide power management and data processing functions in devices such as pacemakers, cochlear implants, and implantable biosensors.
Communications and Networking:
- Mobile Communications: Thin film capacitors are crucial components in RF front-end modules, filters, and antenna tuning for mobile base stations, satellite communication, and wireless networks.
- Data Centers: Used in network switches, routers, and servers for power management, data storage, and signal conditioning.
Overall, thin film capacitors play essential roles across various industries, providing critical support for the performance, stability, and functionality of electronic devices. As technology continues to advance and application areas expand, the future outlook for thin film capacitors remains promising.
