产品的应用:逆变器INVERTER
采用GaN的逆变器应用—1500W,DEMO 板DC400Vin, 240Vacout, 98.7%, 成本明显下降
TPH3006PS
TI DSP SI-8230
Silicon-Labs
散热器,风散,驱动电路,电感,EMC电路可大大减小体积,还有填充物
•Output power 4.5kw (Single Phase 200V)•Input voltage 60-400V
•Maximum Power Efficiency > 98% (vs. >96.5% with Silicon)
•
Volume about 10L <18L (existing Silicon based)
>40% loss reduction
GaN modules allowed for kW class PV power conditioner with
40% smaller size and loss
40% volume reduction Courtesy: Testing done and published by
Yaskawa Electric.
微型逆变器应用
传统线路
输出采用600V 的低频工作MOSFET 无‘无功补偿’
新的设计需要输出逆变高频化以尽可能提高无功补偿
氮化镓适合高频,高效
传统的采用变压器升压400V
因氮化镓支持大比例升压且高效率达98以上。不同于传统的硅MOSFET,可直接boost 升压
* 降低成本,空间节省
+
V OUT
D
S
G
C1
D1
+
V IN
L1
Q1
微型逆变器应用
采用氮化镓THP3006的温度
明显低于COOL-MOSFET C6
产品。81.7’C VS 46.7’C
效率直接提高2.5%
15kHz50kHz100kHz500kHz1MHz 4kHz
More Bandwidth for Motor Drives
Range of switching frequencies used in typical industrial drives.Range of switching frequencies now available with GaN
>太阳能的好处
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