The 22R01-12S09 from Vigortronix is a DC to DC Converter with Input Voltage 10.5 to 36 V, Output Voltage 1 9 V, Output Current 1 1000 mA, Output Voltage 2 -9 V, Output Current 2 -300 mA. Tags: Through Hole, Buck/Step down. More details for 22R01-12S09 can be seen below.