JAN1N4977CUS

Series:	Military, MIL-PRF-19500/356
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	62V
Tolerance:	±2%
Power - Max:	5W
Impedance (Max) (Zzt):	42 Ohms
Current - Reverse Leakage @ Vr:	2µA @ 47.1V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 1A
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Surface Mount
Package / Case:	E-MELF
Supplier Device Package:	D-5B

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Introduction to JAN1N4977CUS:JAN1N4977CUS is a type of zener diode which is widely used in various circuits. It is a single diode which can be used for voltage-regulation and overvoltage protection applications. It is also suitable for general purpose signal rectification and clipping applications.Features of JAN1N4977CUS:The key features of JAN1N4977CUS are:• It has a maximum mass power dissipation of 350 mW;• Maximum zener voltage of 12V ;• Maximum working current of 125 mA;• Maximum forward voltage of 350mV;• Operating temperature range of -55°C to +125°C;• Low noise operation;• Low capacitance.Applications of JAN1N4977CUS:JAN1N4977CUS is suitable for a variety of applications such as,• Voltage-regulating circuits;• High voltage, high current pulses rectification;• Overvoltage protection circuits;• Computer motherboards and graphics cards;• Mobile phones, digital cameras and other consumer electronics ;• Automotive, industrial and medical electronics.Working Principle of JAN1N4977CUS:The working principle of JAN1N4977CUS is based on the P-N junction diode. The P region is connected to the anode and the N region is connected to the cathode. When a voltage is applied to the anode, which is with reference to the cathode, the P-N junction diode passes forward current and at a certain voltage level it will start to conduct in reverse direction. This voltage level is known as the Zener breakdown voltage and it is also called the zener voltage. The zener voltage is set with the help of supporting components in the circuit and thus it provides voltage-regulation and overvoltage protection. The JAN1N4977CUS is a P-N junction diode with very low noise operation and is suitable for high frequency circuit applications. It is also capable of dissipating high heat, which makes it suitable for applications which require high power.Conclusion:JAN1N4977CUS is a type of single diode which can be used for voltage-regulation and overvoltage protection applications. It has a maximum power dissipation of 350 mW, maximum zener voltage of 12V, maximum working current of 125 mA, and maximum forward voltage of 350mV. Moreover, it has low noise operation and low capacitance making it suitable for high frequency circuit applications. It is widely used in various applications such as, computer motherboards and graphics cards, mobile phones, digital cameras, automotive and industrial electronics.

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