TPSMB120A Circuit Protection

Voltage - Clamping (Max) @ Ipp:	165V
Supplier Device Package:	DO-214AA (SMBJ)
Package / Case:	DO-214AA, SMB
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	600W
Current - Peak Pulse (10/1000µs):	3.7A
Series:	Automotive, AEC-Q101, TPSMB
Voltage - Breakdown (Min):	114V
Voltage - Reverse Standoff (Typ):	102V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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

TPSMB120A Application Field and Working Principle

TVS-Diodes, or Transient Voltage Suppressors, are the devices used to help protect the electrical circuit from sudden and unwanted voltage spikes. The TPSMB120A Diode is a silicon-based diode designed to protect circuits against transient overvoltages. In this article, we will take a look at the application field and working principle of the TPSMB120A diode.

Application Field:

The TPSMB120A diode is most commonly used in automotive applications. This includes spark plug ignitions systems used in automotive engines. The diode is also often used in communication equipment, such as satellites and cell towers. Other applications include industrial automation, military equipment, and instrumentation. The TPSMB120A diode is designed to protect circuitry from unexpected surges and overvoltages. It is most effective when installed at the source of the transient voltage or at the point where the voltage is most likely to enter the circuit. For example, in an automotive system, the TPSMB120A diode would be placed at the battery input and the spark plug output in order to protect the entire system from surges.

Working Principle:

The TPSMB120A diode works by clamping the voltage to a safe level. When the voltage exceeds the threshold voltage of the diode, the diode begins to conduct. This allows the current to flow in the forward direction, limiting the voltage to the breakdown voltage of the diode. This protects the system from dangerous overvoltage conditions. The TPSMB120A is designed to respond quickly to transient voltages and then clamp the voltage quickly, preventing damage to any connected equipment. It is designed to function reliably for many years, and is UL certified and RoHS compliant.

Conclusion:

The TPSMB120A diode is a versatile device that can be used in a variety of applications. It offers reliable protection against transient overvoltages, and its response time is very quick. The diode is designed to last for many years and can be used in a wide range of automotive, communication, industrial, military, and instrumentation applications.

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

Part Number	Manufacturer	Price	Quantity	Description