CN646 TR

The CN646 is a single rectifier diode designed to allow a current to flow in only one direction. It is an electronic component typically found in power supplies, DC-to-DC switching (conversion) circuits, and DC motors. It is also used in place of traditional switches or relays because of its considerably low resistance and switching speed.The CN646 is basically a PN-junction diode which allows current in only one direction. When it is connected in alternating current (AC) circuits, it acts as a bridge rectifier to produce a direct current (DC) output. The diode also acts as a voltage limiter in AC circuits to control the output current.The working principle of CN646 rectifier diode is simple. It has two terminals, namely the anode and the cathode. When the anode is connected to the positive voltage source, the electric current travels through the diode in one direction alone. This is called the forward conduction mode. When the anode is connected to the negative voltage source, the current is blocked. This is called the reverse blocking mode.The forward conduction mode of the CN646 rectifier diode is characterized by low resistance when forward biased in operation. This low resistance allows a high current flow with minimal electric losses and facilitates the conversion of AC to DC. The reverse blocking mode of the CN646 rectifier diode is characterized by extremely high resistance when reverse biased. This makes it very difficult for electrons to pass in the reverse direction.In most applications, the CN646 is connected in either a full-wave bridge rectifier or a half-wave bridge rectifier. A full-wave bridge rectifier employs four CN646 diodes connected in the form of a bridge in order to convert AC to DC efficiently. The half-wave bridge rectifier employs only two diodes in order to convert AC to DC, although with higher losses.The operating temperature of the CN646 rectifier diode ranges from -40°C to 125°C. It is available in different package types such as through-hole, surface-mount, and axial-leaded. The wide range of package types makes it suitable for various applications.The CN646 rectifier diode is widely used in various fields including power supplies, DC-to-DC switching circuits, DC motors, and current-limiting circuits. In power supplies, it is typically used in combination with capacitors and inductors to convert AC to DC.In DC-to-DC switching circuits, the CN646 diode is used to convert a constant voltage input to a varying voltage output in order to adjust the power and current to the load. It is also used for Level Shifting (LS) applications, where the voltage and current levels have to be adjusted based on the needs of the circuit.The CN646 rectifier diode is also be used to convert alternating current to direct current in DC motors. Its low resistance when forward biased enables the efficient conversion of AC to DC, which, in turn, speeds up the speed of the motor. It is also used in current-limiting circuits, to protect electronic components from being damaged by high currents.In conclusion, the CN646 rectifier diode is a widely used component with a wide range of applications. Its low forward-resistance and reverse-blocking characteristics make it suitable for various tasks, such as converting AC to DC, level shifting, motor-speeding up, and current-limiting.

CN6497-000	TE Connectiv...	12.57 $	1000	HEXASHIELD ADAPTER
CN645 TR	Central Semi...	0.0 $	1000	DIODE GEN PURP 225V 400MA...
CN649 BK	Central Semi...	0.0 $	1000	DIODE GP 600V 400MA DO-41...
CN649 TR	Central Semi...	0.0 $	1000	DIODE GP 600V 400MA DO-41...
CN646 TR	Central Semi...	0.0 $	1000	DIODE GP 300V 400MA DO-41...
CN647 TR	Central Semi...	0.0 $	1000	DIODE GP 400V 400MA DO-41...
CN648 TR	Central Semi...	0.0 $	1000	DIODE GP 500V 400MA DO-41...
CN646 BK	Central Semi...	0.0 $	1000	DIODE GP 300V 400MA DO-41...
CN647 BK	Central Semi...	0.0 $	1000	DIODE GP 400V 400MA DO-41...
CN648 BK	Central Semi...	0.0 $	1000	DIODE GP 500V 400MA DO-41...