Manufacturer: National Semiconductor  •  RoHS/pb-free: RoHS   Pb-free  •  Series: SIMPLE SWITCHER®  •  Type: Step-Up (Boost), FlyBack, Forward Converter  •  Internal Switch(s): Yes  •  Synchronous: No  •  Number of Outputs: 1  •  Voltage - Output: 11.4 ~ 12.6 V  •  Current - Output: 3A  •  Frequency - Switching: 52kHz  •  Voltage - Input: 3.5 ~ 40 V  •  Operating Temperature: -40°C ~ 125°C  •  Package / Case: 24-SOIC (7.5mm Width)  •  Other PartNo: *LM2577MX-ADJ