The 22R01-12S3P0 from Vigortronix is a DC to DC Converter with Input Voltage 4.6 to 36 V, Output Voltage 1 3 V, Output Current 1 1000 mA, Output Voltage 2 -3 V, Output Current 2 -600 mA. Tags: Through Hole, Buck/Step down. More details for 22R01-12S3P0 can be seen below.