Linear Technology LT1534IS-1#PBF Current - Output: 2A Frequency - Switching: 250kHz Internal Switch(s): Yes Mounting Type: Surface Mount Number Of Outputs: 1 Operating Temperature: -40?°C ~ 125?°C Package / Case: 16-SOIC (3.9mm Width) Power - Output: - Series: - Synchronous Rectifier: No Type: Step-Up (Boost) Voltage - Input: 2.7 ~ 23 V Voltage - Output: 1.5 ~ 35 V