1.5SMC27CA-E3/57T

Voltage - Clamping (Max) @ Ipp:	37.5V
Supplier Device Package:	DO-214AB (SMCJ)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1500W (1.5kW)
Current - Peak Pulse (10/1000µs):	40A
Series:	1.5SMC, TransZorb®
Voltage - Breakdown (Min):	25.7V
Voltage - Reverse Standoff (Typ):	23.1V
Bidirectional 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
• 1.5SMC27CA-E3/57T Application Field and Working Principle

1.5SMC27CA-E3/57T is a type of transient voltage suppressor, commonly referred to as a TVS diode. These devices are used in a variety of applications for providing surge protection such as in the telecommunications and automotive industries. The 1.5SMC27CA-E3/57T has a peak pulse power rating of 1.5kW and a peak pulse current rating of 27A. It is designed to protect against overvoltage transients created by load dump, ESD, EFT, supply transients, and reverse bias.TVS diodes, in general, work on the principle of breakdown voltage. When a surge happens, the diode starts to conduct current until the voltage is lowered to a level that the diode can withstand. The 1.5SMC27CA-E3/57T TVS diode has a breakdown voltage of 27V, which means that it can handle up to 27V without damage. In addition, this diode has a very low capacitance of 0.07pF, which can prevent the spreading of high-frequency surge-induced noise.In telecom applications, TVS diodes are used to protect communication lines from power disruptions, such as lightning strikes, and from ESD. This type of diode can also protect computer systems from power surges. In automotive applications, these diodes are used to protect sensitive electronics from overvoltage induced by load dump or transient power supply glitches.The 1.5SMC27CA-E3/57T TVS diode is a unidirectional device with a glass passivated junction. This means that the diode has a higher rate of breakdown than a reverse-biased diode. Additionally, the 1.5SMC27CA-E3/57T has a very low working voltage of 7.5V, which helps to reduce power consumption and thereby extends the life of the circuit.The 1.5SMC27CA-E3/57T TVS diode is also designed to have a low forward voltage drop, making it ideal for applications where space is at a premium or power consumption is an issue. The diode also features a low clamping voltage and low clamping energy, both of which help to limit the surge energy to manageable levels. Furthermore, the 1.5SMC27CA-E3/57T has a low thermal resistance which helps to dissipate heat, making it more reliable and efficient at handling large transients.In conclusion, the 1.5SMC27CA-E3/57T TVS diode is a versatile device that can be used for a variety of surge protection applications. Due to its low forward voltage drop, low working voltage and low clamping voltage, the diode is well suited for protecting against sudden voltage transients. In addition, its low thermal resistance and low capacitance also make it ideal for high-frequency surge-induced noise suppression. The 1.5SMC27CA-E3/57T is therefore a great choice for use in many telecom, automotive and other applications where surge protection is needed.

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