The RSA5LTE25 ,from Rohm Semiconductor, is a 600W Zener diodes, package in a PMDS and SMD (SMT) package. It is designed for transient overvoltage protection, targeting General Purpose applicaition. The rate stand-off voltage for the RSA5LTE25 is 5.8V volts. The minimum breakdown voltage is given for 6.45V. It can support the clamping voltage and peak pulse current of up to 10.5V and 57A (8/20μs) , respectively.