TPD6E004RSER Circuit Protection

Current - Peak Pulse (10/1000µs):	--
Base Part Number:	TPD6E004
Supplier Device Package:	8-UQFN (1.5x1.5)
Package / Case:	8-UFQFN
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Capacitance @ Frequency:	--
Applications:	Ethernet
Power Line Protection:	Yes
Power - Peak Pulse:	--
Series:	--
Voltage - Clamping (Max) @ Ipp:	--
Voltage - Breakdown (Min):	6V
Voltage - Reverse Standoff (Typ):	5.5V (Max)
Unidirectional Channels:	6
Type:	Steering (Rail to Rail)
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

TVS - Diodes (TransientVoltage-Suppression Diodes) are commonly used in electronic applications for protecting circuits and systems against over-voltages and over-current faults. In this article, we will be discussing the application field and working principle of a type of TVS - Diode, the TPD6E004RSER.

Overview of the TPD6E004RSER

The TPD6E004RSER is a surface-mounted TransientVoltage Suppression (TVS) diode specifically designed to protect sensitive electronics from over-voltage transients that could arise from unforeseen environmental causes or from electro-static discharge (ESD). This device is rated at 600 Watts for peak pulse power dissipation and 10 Amps for peak pulse current clamping. The TPD6E004RSER has a voltage clamp of 16.4V and a low capacitance of 0.24pF (at 1V). It also features an ultra-fast response time (4.7ns) that is suitable for high-speed data line protection.

Application Field of the TPD6E004RSER

The TPD6E004RSER is an ideal solution for applications that require tight capacitance limits, as it is able to suppress large ESD events with its low capacitance. It is also suitable for use in very fast interfaces, such as PCIe, USB 3.0, and HDMI. The device is also suited for portable electronics and communications systems that may be subject to external transients or ESD.

Working Principle of the TPD6E004RSER

The TPD6E004RSER is designed to protect electronic systems against abnormal voltages or currents in a process known as voltage clamping. When an over-voltage or ESD spike is detected, the diode will conduct current, allowing it to be dissipated in a controlled manner. This helps to suppresses voltage transients and provides protection for the connected circuitry.During the clamping process, the diode is reverse biased, which means that most of the transient current is diverted through the reverse-biased diode. This reduces the peak amplitude of the transient voltage and protects the system from damage. As the voltage exceeds the reverse breakdown voltage level of the diode, current will begin to flow.

Conclusion

The TPD6E004RSER is an ideal solution for many applications that require robust protection from ESD transients and over-voltages. It has a reasonably low capacitance value of 0.24pF and a fast response time of 4.7ns, making it suitable for use with high-speed interfaces. This diode also features an impressive 600W peak pulse power dissipation and 10A peak pulse current clamping, providing superior protection for sensitive electronic systems.

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