The ICE3BS03LJG from Infineon Technologies is a AC to DC Converter with AC Input Current 2.5 mA, DC Output Voltage 0.8 to 1.6 V, DC Output Current 0.39 A, Switching Frequency 65 kHz, Temperature operating range -25 to 130 Degree C. Tags: Surface Mount. More details for ICE3BS03LJG can be seen below.