JAN1N6490

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	5.1V
Tolerance:	±5%
Power - Max:	1.5W
Impedance (Max) (Zzt):	7 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 1V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 1A
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-41

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

2

JAN1N6490 Application Field and Working Principle

Introduction

The JAN1N6490 is a single, Zener Diode with a wide variety of uses and applications. These diodes have short turn-on time and extra low power consumption. They also provide low capacitance for fast data switching, and have a high maximum reverse breakdown voltage for superior protection against transients. The advantages of the JAN1N6490 are important for many different applications, and it’s important to understand the working principle in order to use them effectively.

Principle of Operation

The JAN1N6490 is a Zener diode, meaning that it is a type of diode that allows current to flow in either direction, depending on the applied voltage. As the voltage is increased, the current starts to flow through the diode in the forward direction, until it reaches the breakdown voltage, which is different for each type of diode. Once the breakdown voltage is achieved, the diode starts to conduct current in the reverse direction. This allows the diode to be used as a voltage regulator, as it can limit the voltage to the desired value, beyond which it will not pass. In addition to its clamping abilities, the JAN1N6490 also has low capacitance, meaning that it can switch quickly from one voltage level to another. This is especially important for data switching, as the low capacitance prevents data from being lost or corrupted due to capacitive coupling.

Application of the JAN1N6490

There are a number of different applications for the JAN1N6490, including data line protection, LED backlighting, power supply voltage regulation, and surge protection.

Data Line Protection

The JAN1N6490 can be used to protect data lines from transients, as the diode’s high maximum reverse breakdown voltage helps to ensure that no voltage spikes pass through the diode. This can help to protect electrical components from being damaged by sudden power surges, and can also help to keep data integrity intact by preventing any voltage spikes from corrupting the data.

LED Backlighting

The JAN1N6490 can also be used to provide effective LED backlighting, as the low capacitance of the diode allows it to quickly switch between different voltage levels. This allows the LEDs to be dimmed or brightened quickly without losing any data, and the diode’s reverse breakdown voltage ensures that the LEDs will not be damaged by sudden voltage surges.

Power Supply Voltage Regulation

The JAN1N6490 can also be used to regulate power supply voltage, as its reverse breakdown voltage becomes a limiting factor once the supply voltage exceeds the set level. This allows the diode to act as a kind of “clamp”, limiting the voltage to the desired level, which is useful for ensuring that electrical components are provided with the correct amount of power.

Surge Protection

Finally, the JAN1N6490 can be used for surge protection, as it helps to ensure that sudden power surges are limited and cannot cause any damage. This can help to protect delicate electrical components from being damaged by sudden power surges, and can also help to maintain the integrity of data by preventing voltage spikes from corrupting the data.

Conclusion

The JAN1N6490 is a versatile Zener diode with a variety of uses and applications. Its low capacitance and high maximum reverse breakdown voltage are useful for many different applications, including data line protection, LED backlighting, power supply voltage regulation, and surge protection. In order to use the diode effectively, it’s important to understand the working principle and how to apply it in each application.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description