SMAJ5940B-TP

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	43V
Tolerance:	±5%
Power - Max:	1.5W
Impedance (Max) (Zzt):	53 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 32.7V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 200mA
Operating Temperature:	150°C
Mounting Type:	Surface Mount
Package / Case:	DO-214AC, SMA
Supplier Device Package:	DO-214AC (SMA)
Base Part Number:	SMAJ5940

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

SMAJ5940B-TP, belonging to diodes from Zener category - single, is an essential electronic device used in various circuits and applications. It is a surface mounted Zener diode in SMAJ package as per JEDEC REG and TO-236AB standards.The SMAJ5940B-TP is mainly used in applications like automotive, industrial, military, and telecommunications. Its main use includes protection of computer motherboards, telecom power supplies, industrial power grids and other sensitive circuits from overvoltage and current spike.It helps in controlling voltage supply and associated current spike in order to maintain safe working conditions in any kind of circuit. Its most notable features are its wide power range, high power dissipation, and small size. The diode is low profile and has large copper pads for easy soldering.The SMAJ5940B-TP has a 40V reverse breakdown voltage and thermal breakdown rating of 300V at 1.5A. It has a power rating of 500mW with a maximum reversible total current of 1.5A. The device is designed to run on a wide range of voltage, from +6V to +40V with a maximum operating temperature of -40~+150℃.In terms of its working principle, the SMAJ5940B-TP operates in the same way as any other Zener diode. When a normal diode (any diode in forward bias condition) is subject to an increasing voltage, its current increases in an exponential manner. However, when its reverse voltage reaches a certain limit (known as the Zener voltage), the current stops increasing.At this point, the Zener breakdown takes place and the device starts conducting current in reverse direction. This helps in controlling the voltage in the applications and circuits in which the diode is fitted. Another important point to note here is that the Zener diode also behaves as a surge suppressor and eliminates voltage spikes. This helps in providing a secure and safe working environment for the circuits. When compared to other Zener diodes, the SMAJ5940B-TP stands out due to its wide power range, high power dissipation and relatively small size. This makes it a versatile device for a wide range of applications like automotive, industrial, and telecom. It can withstand high ambient temperatures and has relatively low increase in resistance with temperature. To conclude, the SMAJ5940B-TP has numerous uses in various circuits, from protection from overvoltage and current spikes to controlling voltage and eliminating voltage surges. Its wide power range, high power dissipation, and small size make it an excellent choice for many applications.

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

Part Number	Manufacturer	Price	Quantity	Description