MXSMCJ48CA Circuit Protection

Voltage - Clamping (Max) @ Ipp:	77.4V
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):	19.4A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	53.3V
Voltage - Reverse Standoff (Typ):	48V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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The MXSMCJ48CA is a type of Transil (or Transient Voltage Suppressor) diode developed by Mason Corporation. It is a unidirectional device, and its primary use is for protecting sensitive electronics from overvoltage conditions caused by lightning or other external sources. This diode utilizes a unique and comprehensive protection strategy that includes both ESD (electrostatic discharge) and EFT (electrical fast transients) protection. It also incorporates a reverse bias protection circuit that reduces the risk of latch-up and false triggering under overvoltage conditions.The MXSMCJ48CA is designed for a wide range of applications in the automotive, telecom, industrial, and consumer markets. It is ideal for automotive and telecom applications that require high-speed, low-voltage protection. It also has industrial applications in power supplies and solid-state relay control systems. In the consumer market, the diode can be used to protect sensitive electronic components from high-voltage, high-temperature conditions.The MXSMCJ48CA is available in a wide range of voltage and current ratings. Its peak surge current rating ranges from 20A to 200A, while its rated working voltage ranges from 8 to 350V. It has a very low capacitance of less than 5pF, a very low series resistance, and a very high thermal resistance. The diode also has a high-speed response time of less than 200ns, making it suitable for use in high-speed applications.The MXSMCJ48CA utilizes a forward-acting Zener diode structure to provide ESD and EFT protection. When exposed to ESD and EFT pulses, the Zener diode acts as a voltage clamp, draining any excess voltage away from the electronic components. This prevents the components from being damaged or destroyed by the overvoltage. The Zener diode has a breakdown voltage that can be adjusted by the user, providing greater flexibility for specific applications.The MXSMCJ48CA also utilizes a reverse bias protection circuit to reduce the risk of latch-up and false triggering. The circuit monitors the reverse bias voltage of the diode and will shut down the device if the voltage exceeds the user-defined limit. This helps to prevent damage to the components due to excessive reverse bias voltage.In addition to providing overvoltage protection, the MXSMCJ48CA also has several other beneficial features. It is designed for use in both high-temperature and low-temperature environments, making it suitable for a wide range of applications. It is also RoHS compliant and lead-free, making it an environmentally friendly solution.Overall, the MXSMCJ48CA is an excellent solution for providing protection against ESD, EFT and reverse bias voltage. Its wide range of voltage and current ratings, combined with its fast response time and low capacitance make it a versatile choice for protecting sensitive electronics.

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