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BAS21C,CJ,Switching Diodes

BAS21C

Switching Diodes ,BAS21C ,VR:250V ,IO:200mA ,PD:225mW ,VF:1.25V ,SOT-23

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Product number：	DS-SDS036250VA200040202CJ
Manufacturer Product Number：	BAS21C
Manufacturer ：	CJ
Series ：	CJ-Switching Diodes
Product Type ：	Switching Diodes
Reverse Voltag (VRM) ：	250V
Output Current(IO) ：	200mA
Power Dissipation (Pd) ：	225mW
Forward voltage (VF) ：	1.25V
Package ：	SOT-23
Description：	Switching Diodes ,BAS21C ,VR:250V ,IO:200mA ,PD:225mW ,VF:1.25V ,SOT-23

Series Introduce Find Similar

Attribute Name	Attribute Value
Manufacturer	CJ
Product Series	CJ-Switching Diodes
Product Type	Switching Diodes
EU RoHS	Compliant(2011/65/EU)
EU REACH	Dose not contain REACH SVHC(1907/2006/EC)

Series Introduce Find Similar

BAS21

Switching Diodes ,BAS21 ,VR:250V ,IO:200mA ,PD:225mW ,VF:1.25V ,SOT-23

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BAS21A

Switching Diodes ,BAS21A ,VR:250V ,IO:200mA ,PD:225mW ,VF:1.25V ,SOT-23

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BAS21S

Switching Diodes ,BAS21S ,VR:250V ,IO:200mA ,PD:225mW ,VF:1.25V ,SOT-23

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Lead time： Estimated delivery date 2026-06-23

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Silicon carbide diodes: an important role in the photovoltaic industry Silicon carbide (SiC) diodes have high stability and efficiency, making them suitable for various photovoltaic applications such as solar panels and solar systems. For example, in solar panels, silicon carbide diodes can prevent excessive current or overvoltage, thereby protecting solar cell components. In solar energy systems, it can also limit the charging current and control the charging and discharging process of the battery.

Analysis of Silicon Carbide (SiC) Technology Barriers: What are the Silicon Carbide Technology Barriers Groove type silicon carbide power devices have greater manufacturing difficulty. According to the different device structures, silicon carbide power devices can be mainly divided into planar devices and trench devices. Flat silicon carbide power devices have good unit consistency, simple manufacturing process, but are prone to JFET effect and have high parasitic capacitance and on state resistance. Compared to planar devices, groove type silicon carbide power devices have lower unit consistency and more complex manufacturing processes. However, the groove structure is beneficial for increasing device unit density, reducing the occurrence of JFET effect, and solving the problem of low channel mobility. It has excellent performance such as low on resistance, low parasitic capacitance, and low switching energy consumption, and has significant cost and performance advantages. It has become the mainstream direction of silicon carbide power device development.

Why does high negative pressure in SiC MOS affect threshold drift The threshold drift of SiC MOSFET is affected by negative pressure because this device has a high leakage current, which reduces the difference between the control terminal voltage and the source terminal voltage, thereby affecting the switching performance of MOSFET. In addition, high negative pressure may also cause MOSFETs to enter rupture mode and trigger other adverse effects.

Voltage drop factors of silicon carbide (SiC) diodes The voltage drop of silicon carbide (SiC) diodes refers to the electromotive force difference of SiC diodes. Silicon carbide diode is a semiconductor device with a P-N junction structure that can be used to control current or voltage. The voltage drop of a diode refers to the electromotive force difference between the P-N junction of the diode in the forward conducting state, that is, the forward bias voltage. This is due to the potential difference between the contact surfaces in the diode.

5 important techniques for selecting gallium nitride (SiC) MOSFETs To prove that your choice of SiC as the preferred power semiconductor for switch mode design is correct, please consider the following prominent features. Compared to standard or super junction MOSFETs or even IGBTs, SiC devices can operate at higher voltages, frequencies, and temperatures. Most of the power loss of other devices does not exist in SiC devices, so the efficiency of SiC devices can reach over 90% in most applications. Initially, SiC devices were more expensive than other MOSFETs or IGBTs.

The requirements for the driver board of SiC silicon carbide MOS dual pulse testing equipment are as follows: The requirements for the driver board of SiC silicon carbide MOS dual pulse testing equipment are as follows:

Wide application of silicon carbide (SiC) MOSFET in new energy charging piles Silicon carbide power devices cover series such as 650V/2A-100A, 1200V/2A-90A, 1700V/5A-80A, etc. The products have been put into mass production and can fully benchmark the advanced quality and level of international brand peers. We have successively launched full current voltage level silicon carbide Schottky diodes and silicon carbide MOSFET series products that have passed industrial and automotive reliability tests, with performance reaching the international advanced level. They are applied in fields such as solar inverters, new energy electric vehicles and charging piles, smart grids, high-frequency welding, rail transportation, industrial control special power supplies, and national defense and military industries.

Prospect sharing of silicon carbide (SiC) substrate sheets Silicon carbide (SiC) substrate is one of the key materials for manufacturing SiC devices, which can provide high lattice matching, low defect density, and high-quality surface flatness. With the continuous expansion of the silicon carbide power device market, silicon carbide substrate sheets have also been widely used and are expected to continue to maintain rapid growth in the coming years.

What are the solutions to reduce losses in SiC modules? The SiC module loss reduction scheme mainly considers the following four aspects: adopting low voltage and low frequency design, optimizing the driver program, optimizing the structural design, and adopting low side resonance technology.

Why is the development of high-voltage SiC MOSFET devices slow High voltage SiC MOSFET devices have many advantages, such as low on resistance, high temperature performance, and high-frequency characteristics, and therefore have broad prospects in some applications, such as electric vehicles, power electronic converters, and solar inverters. However, the development of these devices has been relatively slow, possibly due to the following reasons:

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