All ProductsPromax-Johnton ElecSemiconductorsIntegrated Circuits (ics)Voltage Regulators - Linear PROMAX-JOHNTON ELEC. SemiconductorsIntegrated Circuits (ics)Voltage Regulators - Linear PJ1117CW-3.3 SOP MFR. Name: Promax-Johnton Elec. PJ78L08CT TO-92 MFR. Name: Promax-Johnton Elec.