National Semiconductor LM2677SX-ADJ/NOPB Current - Output: 5A Dc To Dc Converter Type: Step Down Efficiency: 84% Frequency - Switching: 260kHz Input Voltage: 40V Input Voltage (min): 8V Internal Switch(s): Yes Lead Free Status / Rohs Status: Compliant Mounting: Surface Mount Mounting Type: Surface Mount Number Of Outputs: 1 Operating Temperature: -40?°C ~ 125?°C Operating Temperature Classification: Automotive Output Current: 5A Output Type: Adjustable Output Voltage: 1.2 to 37V Package / Case: D??Pak, TO-263 (7 leads + tab) Package Type: TO-263 Pin Count: 7 +Tab Power - Output: - Series: SIMPLE SWITCHER?® Switching Freq: 260KHz Switching Regulator: Yes Synchronous Rectifier: No Type: Step-Down (Buck) Voltage - Input: 8 ~ 40 V Voltage - Output: 1.2 ~ 37 V Other Names: *LM2677SX-ADJ, *LM2677SX-ADJ/NOPB, LM2677SX-ADJ