SA33A-E3/54 Circuit Protection

Voltage - Clamping (Max) @ Ipp:	53.3V
Supplier Device Package:	DO-204AC (DO-15)
Package / Case:	DO-204AC, DO-15, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	500W
Current - Peak Pulse (10/1000µs):	9.4A
Series:	TransZorb®
Voltage - Breakdown (Min):	36.7V
Voltage - Reverse Standoff (Typ):	33V
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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TVS - Diodes are widely used in modern applications such as data centers, industrial control systems, automotive systems, and telecommunications equipment. SA33A-E3/54 is one of the most popular TVS - Diodes devices in this category. It is a compact protection device designed for electrically fast transient protection against lightning and other disturbances.The SA33A-E3/54 Device provides two main features in this type of application: 1) IEC protection level and 2) enhanced low capacitance protection. The IEC protection level identifies the protection levels specified in the IEC 61000-4-2 standard. This standard covers the transient and surge immunity requirements for electronically devices. It is also important to note that the SA33A-E3/54 Device is compliant with the latest version of the standard, IEC 60068-2-64.The enhanced low capacitance protection feature of the SA33A-E3/54 Device helps protect sensitive data lines from the transient current spikes. It is also capable of handling high voltage transients up to 200 V. The device has a fast response time, responding to surges in as little as 1 ns and has an excellent clamping efficiency when compared to competing products.The working principle of SA33A-E3/54 is based on a unidirectional construction. The device consists of two series-connected pairs of avalanche diode and a Zener diode. When a surge on the circuit is detected, the Zener diode begins to conduct in the forward direction, providing the required clamping. The avalanche diode then provides additional protection against higher surge energy, while the Zener diode continues to maintain the clamping voltage level.The SA33A-E3/54 Device can be used in applications such as I/O Interface protection, signal line protection, Ethernet protection, AC/DC power line protection, and modem/phone line protection. The device can also provide ESD protection, low capacitance protection, and IEC compliant protection.The SA33A-E3/54 Device is a reliable, cost-effective, and space-saving device for protecting sensitive circuits from transient voltage surges. It also offers important features such as a fast response time, high voltage capability, low capacitance protection, and enhanced transient protection up to 200 V.

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