The SMAJ33A with 53.3V 36.7V 33V Unidirectional SMA(DO-214AC) TVS ROHS is a protective device made by Sunmate Electronics Co., Ltd. This product is designed to provide circuit board protection from voltage and current spikes in applications. It features 33V of protection, 36.7V of breakdown voltage and 53.3V of clamping voltage. It is unidirectional and comes in a DO-214AC package, and is RoHS compliant. This product is can be used in automotive, communication, networking, consumer, and industrial electronic applications.