S12MCHM6G

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Current - Average Rectified (Io):	12A
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 12A
Speed:	Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr:	1µA @ 1000V
Capacitance @ Vr, F:	78pF @ 4V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	DO-214AB, SMC
Supplier Device Package:	DO-214AB (SMC)
Operating Temperature - Junction:	-55°C ~ 150°C

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Introduction to S12MCHM6G

The S12MCHM6G is a rectifier diode that is part of a family of rectifier products available from Vishay Semiconductors. It is a bright, high-current, single-phase bridge rectifier, with a reverse recovery time of less than 0.3 μs. The S12MCHM6G has a forward voltage drop of 1.25 V (typical) and can handle high peak currents of 80 A. It is available in a two-pin TO-264-2 package. The S12MCHM6G is ideal for applications where a diode must conduct current in both directions and direct voltage for a discrete semiconductor.

Applications for S12MCHM6G

The S12MCHM6G offers a wide range of applications due to its low reverse recovery time and high current rating. It can be used in applications such as appliances, DC-to-AC inverters, freewheeling diodes, lighting, or power factor correction. For instance, it can be used in power supplies and industrial rectifiers, solar converters, or in battery circuits.

Working Principles of S12MCHM6G

The S12MCHM6G is a bridge rectifier which operates from a DC voltage source. It is composed of four individual rectifiers, connected in a bridge configuration. When a positive voltage is applied to the anode terminal and a negative voltage is applied to the cathode terminal, electrons will flow in the direction of the arrows as shown in Figure 1. When the applied voltage is positive, the rectifiers marked A and B will be forward-biased and will conduct current. Electrons will flow through the connection between A and B, allowing current to flow in the direction of the arrows. When a negative voltage is applied to the terminals, D and C will be forward-biased and electrons will flow through the connection between D and C, allowing current to flow in the direction of the arrows. Thus, current can flow in either direction, making it suitable for use in DC-to-AC converters.The S12MCHM6G has a peak repetitive reverse voltage of 1000 V and a forward current of 80 A. It has a reverse recovery time of only 0.3 μs, meaning the device can switch from forward to reverse mode quickly, thus reducing power losses in the system.

Advantages and Disadvantages of S12MCHM6G

The S12MCHM6G has some advantages over other non-isolated single-phase bridge rectifiers. Its device has lower forward voltage drop, which increases efficiency of the system in which it is used. In addition, due to its low reverse recovery time, it is capable of handling high peak currents, making it ideal for high power applications.Unfortunately, the S12MCHM6G suffers from the same issues associated with other non-isolated single-phase bridge rectifiers. These include the need for a large, bulky package, and the risk of overloading the device, which can lead to reduced performance and destruction of the module.

Conclusion

The S12MCHM6G is a bright, high-current, single-phase bridge rectifier with a reverse recovery time of less than 0.3 μs. It is ideal for power supplies and industrial rectifiers, solar converters, and battery circuits due to its low forward voltage drop and peak repetitive reverse voltage. However, it can suffer from the same disadvantages as other bridge rectifiers, namely a large, bulky package and the possibility of overload.

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