The VS17VUA1LBTBR1 from ROHM Semiconductor is a Power Diode with Reverse Current 2.5 µA, Reverse Voltage 17 V, Temperature operating range -55 to 150 Degree C, Reverse Breakdown Voltage 18.9 to 20.9 V. Tags: Surface Mount. More details for VS17VUA1LBTBR1 can be seen below.