Description
The SMCJ440CA is a Trans Voltage Suppressor Diode (TVS) from Littelfuse Inc. It's a surface-mountable device designed for high-reliability applications. This TVS diode features a low-profile package, built-in strain relief, and a glass passivated junction. It has excellent clamping capability, fast response time, and low inductance.
The SMCJ440CA is RoHS compliant and halogen-free, making it suitable for modern electronics designs. Its compact plastic package (DO-214AB) optimizes board space while providing high temperature soldering capabilities up to 250°C.
This TVS diode is designed to protect sensitive electronic components from voltage transients and surges. It's commonly used in a wide range of applications, including automotive, industrial, and consumer electronics.
Features
The SMCJ440CA features include:
- Halogen-free and RoHS compliant
- Surface mount package for optimized board space
- Low profile package with built-in strain relief
- Glass passivated junction for low inductance
- Excellent clamping capability
- Fast response time: typically less than 1.0ps from 0 Volts to V(BR) min.
- Typical IR less than 1mA above 10V
- High temperature soldering: 250 degrees C/10 seconds at terminals
- Plastic package has Underwriters Laboratory Flammability 94V-O
These features make the SMCJ440CA suitable for various applications, including surge protection and voltage suppression in electronic devices.
Package
The package type of SMCJ440CA is DO-214AB, which is a compact plastic package with a low profile design, suitable for surface mount applications.
Pinout
The SMCJ440CA has a 2-pin package, with the pins functioning as:
- Anode (positive): This is the input terminal that connects to the circuit being protected.
- Cathode (negative): This is the output terminal that connects to ground or another safe path.
This device is a bidirectional TVS diode designed for surface-mount applications. It provides excellent clamping capability and fast response time, making it suitable for protecting sensitive electronic components from voltage spikes and transients.
Manufacturer
The manufacturer of the SMCJ440CA is Littelfuse Inc., a leading global manufacturer of electronic components, including fuses, switches, and protectors.
Applications
The SMCJ440CA Trans Voltage Suppressor Diode is suitable for various applications, including:
- Power supplies
- Motor drives
- Telecommunications equipment
- Automotive systems
- Industrial control devices
- Medical equipment
It provides overvoltage protection, surge suppression, and ESD protection in a compact package.
Equivalent
Based on the product information, the equivalent products of SMCJ440CA are likely to be other Trans Voltage Suppressor Diodes (TVS) from Littelfuse Inc. or other manufacturers that have similar specifications such as voltage rating, power rating, and package type. Some possible alternatives could be:
- Littelfuse's own TVS diodes with similar ratings, such as the SMBJ440CA or the SS34 series
- Other manufacturers' TVS diodes with similar specifications, such as the TVS Diode from ON Semiconductor or the P6KE440A from STMicroelectronics
Please note that equivalent products may have slightly different characteristics and performance.
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