National Semiconductor LM3673TL-ADJ/NOPB Current - Output: 350mA Frequency - Switching: 2MHz Internal Switch(s): Yes Mounting Type: Surface Mount Number Of Outputs: 1 Operating Temperature: -30?°C ~ 85?°C Package / Case: 5-MicroSMD Power - Output: 1.18W Series: PowerWise?® Synchronous Rectifier: Yes Type: Step-Down (Buck) Voltage - Input: 2.7 ~ 5.5 V Voltage - Output: 1.1 ~ 3.3 V Other Names: LM3673TL-ADJTR