SMAJ64CA with TVS SMA (DO-214AC) RoHS is a protection diode manufactured by DOWO. It is a surface mount package device for transient voltage suppression, and has an operating temperature range from -55°C to +150°C. The device is RoHS compliant, with a peak pulse power rating of 600 Watts, and a working peak pulse power of 400 Watts. It is available in both unidirectional and bidirectional versions, and is suitable for use in automotive applications, telecom systems, computers, and other electrical and electronic systems. It has a capacitance of 6.4 pF, and can be used in both normal and reverse bias conditions.