C770L

Series:	--
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Structure:	Single
Number of SCRs, Diodes:	1 SCR
Voltage - Off State:	2kV
Current - On State (It (AV)) (Max):	2100A
Current - On State (It (RMS)) (Max):	3300A
Voltage - Gate Trigger (Vgt) (Max):	3V
Current - Gate Trigger (Igt) (Max):	300mA
Current - Non Rep. Surge 50, 60Hz (Itsm):	35000A, 38000A
Operating Temperature:	-40°C ~ 150°C (TJ)
Mounting Type:	Chassis Mount
Package / Case:	TO-200AF

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C770L Application Field and Working Principle

Thyristors are a type of diode manufactured for power control and are considered a critical component to many industries. There are many different types and variations, including a variety of modules such as the C770L. This device is a step-controlled thyristor SCR module, offering high current capability, high voltage ratings and accurate control with low amplitude ripple, making it ideal for power control applications.The C770L module is used in a wide range of applications, such as electrical motor control, solar cell array power controllers, AC power controllers, voltage controllers, and over-voltage protection devices. In addition to its real-world applications, it can be used as a component in teaching laboratories to show students how power control works.In an electrical circuit, the C770L functions as a current controller by passing a controlled still of current, and at the same time, cutting off the current when the current reaches a certain level. This level is determined by the voltages that is applied to the gate of the C770L– if the gate voltage is above a certain level (gate voltage trigger level), then the C770L turns on; if it is below this level, the C770L stays in the off state.In operation, when turned on, the C770L connected to a circuit divides two resistors, which are connected in series. The resistor on the anode side will draw current at its maximum potential, otherwise known as the rated current. As the current passes through the C770L and reaches the resistor on the cathode side, it accesses the rated current. This is known as the zero-crossing point and the voltage across the C770L becomes near zero.When the C770L is turn off, it acts as an open switch, and the current will stop flowing. The current through the load is blocked and the C770L remains off until its gate voltage reaches the trigger level. As the current passes through the C770L, it is constantly monitored with a current sensing circuit, allowing the C770L to be effectively used for over-voltage and overload protection.When used in motor applications, the C770L offers fast-response performance, allowing for high levels of steady current for long periods of time, minimizing the stress and heat produced in the motor. With the precision-based control capabilities, the C770L is able to work with a wide range of voltage supply and offers consistent and accurate performance.The C770L is one of the most widely used SCR modules and is ideal for a variety of power control applications. It offers precise control, fast response, high current capability and a wide range of voltage supplies. By controlling the amount of current passing through it, the C770L offers accurate control with low amplitude ripple, ensuring safe and reliable operation.

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