3KASMC22AHM3_B/H Circuit Protection

Voltage - Clamping (Max) @ Ipp:	35.5V
Supplier Device Package:	DO-214AB (SMCJ)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 185°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	3000W (3kW)
Current - Peak Pulse (10/1000µs):	84.5A
Series:	Automotive, AEC-Q101, PAR®
Voltage - Breakdown (Min):	24.4V
Voltage - Reverse Standoff (Typ):	22V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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IntroductionThe 3KASMC22AHM3_B/H TVS-Diodes are two-directional ESD protection devices designed for direct insertion into extremely sensitive and low voltage circuit nodes, like of control and signal lines. These protection diodes are capable of withstanding very high levels of electrostatic discharge and are bidirectional, providing maximum protection in both polarities and on all lines. This makes the 3KASMC22AHM3_B/H TVS-Diodes an ideal solution for protecting sensitive low-voltage systems. Application FieldThe 3KASMC22AHM3_B/H TVS-Diodes are designed for applications involved in consumer electronics, automotive electronics, avionics, and communication systems. The reduced size of the diodes and their ability to be inserted directly onto sensitive lines makes them ideal for applications with limited space, like modern consumer electronics and medical devices. With a maximum clamping voltage of 14V, the 3KASMC22AHM3_B/H provide excellent clamping performance for low-voltage applications. Working PrincipleThe 3KASMC22AHM3_B/H TVS-Diodes are designed to protect sensitive circuit nodes from electrostatic discharge by clamping the voltage of these nodes to ensure that the voltage does not exceed a certain level. In normal operation, the 3KASMC22AHM3_B/H TVS-Diodes act as high-impedance devices, allowing the signal to pass through them. However, when an ESD event occurs, the diodes instinctively switch to a low impedance state, clamping the voltage to a safe level. The 3KASMC22AHM3_B/H are bidirectional, meaning that they can provide protection in both polarities, no matter what the voltage level is. The 3KASMC22AHM3_B/H TVS-Diodes are constructed from two type of semiconductor: Silicon and Zener. The Zener material absorbs the ESD current and clamps the voltage, while the Silicon material provides the switching action that allows the diodes to transition from high-impedance to low-impedance states. The combination of the two material types creates an effective ESD protection device that can handle very high levels of ESD current and clamp the voltage of the sensitive circuit node. ConclusionThe 3KASMC22AHM3_B/H TVS-Diodes are two-directional ESD protection devices designed specifically for low-voltage applications. The reduced size and bidirectional protection offered by the 3KASMC22AHM3_B/H make them ideal for applications with limited space, like consumer electronics, automotive, avionics, and communication systems. The 3KASMC22AHM3_B/H are constructed from Zener and Silicon material to provide exceptional clamping performance and switch between high-impedance and low-impedance states.

The 3KASMC22AHM3_B/H TVS-Diodes are designed to provide a robust solution for protecting sensitive circuits from electrostatic discharge. The bidirectional protection offered by the 3KASMC22AHM3_B/H ensures maximum protection in both polarities and on all lines, while their low-voltage design makes them perfect for applications involving consumer electronics, automotive electronics, avionics, and communication systems. By combining Zener and Silicon materials, the 3KASMC22AHM3_B/H provide excellent clamping performance and reliable switching action to ensure effective protection from ESD events.

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