SM15T39CA-M3/57T

Series:	SM15T, TransZorb®
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Zener
Bidirectional Channels:	1
Voltage - Reverse Standoff (Typ):	33.3V
Voltage - Breakdown (Min):	37.1V
Voltage - Clamping (Max) @ Ipp:	53.9V
Current - Peak Pulse (10/1000µs):	28A
Power - Peak Pulse:	1500W (1.5kW)
Power Line Protection:	No
Applications:	General Purpose
Capacitance @ Frequency:	--
Operating Temperature:	-65°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	DO-214AB, SMC
Supplier Device Package:	DO-214AB (SMCJ)

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TVS (Transient Voltage Suppressors) diodes are semiconductor devices characterized by their ability to suppress high transient voltages and currents, making them an important part of any electronic system. The SM15T39CA-M3/57T is one such device, designed to protect against destructive power surges while allowing AC signals to pass through.The SM15T39CA-M3/57T is a part of the SM15T series of TVS diodes, designed to handle high-frequency, high-voltage and high-current applications. It features an industry-standard plastic housing with anode and cathode pins, as well as a capacitive element. This makes it well-suited for applications such as automotive, industrial and power electronics.The SM15T39CA-M3/57T can withstand voltages up to 30Vdc with a capacitance of 39 pF. Its two reverse breakdown voltages vary between 15.1V and 28.2V, depending on its application. The device is listed to UL-1449-4, indicating its compliance to safety standards.In terms of operation, the SM15T39CA-M3/57T works by clamping transient voltages and redirecting them to ground. When the input voltage rises above the breakdown voltage, the device activates and “clamps” the voltage, dissipating it to ground. This is known as a voltage “clamping” action because, unlike a Zener diode, the device does not allow the voltage to pass through.The device also works to suppress high-frequency noise and the associated electromagnetic interference (EMI) it creates. The capacitive element of the device acts as a filter, reducing higher frequencies and allowing AC signals to pass with minimal distortion. This makes the SM15T39CA-M3/57T an ideal choice for applications requiring low EMI or efficient filtering.In addition to its voltage clamping and EMI suppression capabilities, the SM15T39CA-M3/57T also features a low reverse leakage current of 0.1 mA. This low current ensures that even in low voltage conditions, the device is able to offer general protection for a wide variety of circuits.The SM15T39CA-M3/57T is a versatile device, well-suited to applications requiring surge protection, EMI suppression and general protection. It can handle a wide range of input voltages, from 15.1V to 28.2V, and is coded for safety standards. Its low reverse leakage current also keeps it from causing additional problems in low voltage conditions. This makes the SM15T39CA-M3/57T a reliable choice for a wide range of applications.

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