BUY UMX1 https://www.utsource.net/itm/p/11276349.html
UMX1 NPN+NPN Complex Bipolar Transistor 60V 0.15A HEF=120~560 SOT363 marking X1 switch and digital circuit application
The UMX1 is a SOT-363/UMT6/SC-88 package from ROHM. It is a low-voltage, low-current, high-speed switching diode. Description: The UMX1 is a low-voltage, low-current, high-speed switching diode. It has a low forward voltage drop and a high reverse current rating. It is designed for use in high-speed switching applications. Features: Low forward voltage drop High reverse current rating High-speed switching Low capacitance Low leakage current RoHS compliant Applications: The UMX1 is suitable for use in high-speed switching applications, such as in power supplies, motor control circuits, and automotive electronics. It can also be used in signal processing circuits, such as in audio amplifiers and digital-to-analog converters. (For reference only)