Portable energy storage

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Portable energy storage

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As a leading manufacturer focusing on the research and development of semiconductor devices, VBsemi is committed to providing high-performance, high-reliability solutions for portable energy storage applications. We are well aware of the importance of portable energy storage in modern life. Whether it is mobile communication equipment, portable medical equipment or outdoor sports equipment, they are all inseparable from efficient and safe energy storage solutions. Therefore, we have launched a series of solutions suitable for various portable energy storage devices to meet the needs of different scenarios.


Our portable energy storage solution is based on advanced MOSFET technology and features high efficiency, low power consumption, and high stability, ensuring stable operation of the equipment for a long time. In addition, our solution also combines advanced battery management technology and intelligent control algorithms to achieve precise control of the battery charging and discharging process, ensuring battery safety and stability, and extending battery life.

MOSFET technology on Portable energy storageIntroduction to MOSFET


In our portable energy storage solutions, MOSFETs play a key role. MOSFET (Metal Oxide Semiconductor Field Effect Transistor) is a commonly used power switching device, which realizes switching control of the circuit by controlling its on-off state. In portable energy storage equipment, MOSFET is widely used in key aspects such as charge and discharge control, power management, and battery protection.


VBsemi's MOSFET products have the advantages of low on-resistance, high switching speed, low gate voltage, and stable high-temperature performance. Our MOSFET products cover a variety of packages and power levels to meet the needs of different portable energy storage devices. Whether it is mobile phones, tablets, drones or portable medical equipment, we can provide high-performance, high-reliability MOSFET products to provide strong support for the stable operation of the equipment.

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Product recommendation

Part Number Package Configuration Vds V Vgs V Vth(v)typ IdA Rds(on)
10V(mΩ)
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4.5V(mΩ)
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Rds(on)
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Qg(nC) Pd25℃W
VBQA1401 DFN8(5X6) Single-N 40V 20(±V) 3V 100A 1 (mΩ) 1 (mΩ)
VBQA1402 DFN8(5X6) Single-N 40V 20(±V) 3V 120A 2 (mΩ)
VBQA1405 DFN8(5X6) Single-N 40V 20(±V) 2.5V 70A 5 (mΩ) 6 (mΩ)
VBQA1806 DFN8(5X6) Single-N 80V 20(±V) 3V 60A 5 (mΩ) 7 (mΩ)
VBGQA1401 DFN8(5X6) Single-N 40V 20(±V) 3V 150A 1.09(mΩ) 1.5(mΩ)
VBGQA1402 DFN8(5X6) Single-N 40V 20(±V) 3V 90A 2.2(mΩ) 3.3(mΩ)
VBGQA1403 DFN8(5X6) Single-N 40V 20(±V) 3V 85A 3(mΩ) 4(mΩ)
VBGQA1803 DFN8(5X6) Single-N 80V 20(±V) 3.5V 140A 2.65(mΩ)

IGBT recommendation

Part Number Package Configuration VCE V VGE V VGEth ICE VCEsat15V Technology

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