This is manufactured by Infineon Technologies. The manufacturer part number is BAS40. It is assigned with possible HTSUS value of 8541.10.0070. Moreover, the product comes in to-236-3, sc-59, sot-23-3. The product operate at temperatures ranging from -50°c ~ 150°c. It has a trr (reverse recovery time) of 5 ns. It features a 200ma of average rectified current. The product has a maximum forward voltage of 1 v @ 40 ma. It is shipped in bulk package . While it has maximum reverse voltage of 40 v. Moreover, the product has a 5pf @ 0v, 1mhz capacitance. 200 na @ 30 v is the reverse leakage value of a bespoke product. The product is available in surface mount configuration. sot23-3 (to-236) is the supplier device package value. It is designed with a schottky diode. It has a robust speed of small signal =< 200ma (io), any speed. The product is designated with the ear99 code number.