National Semiconductor LM2594M-3.3/NOPB Current - Output: 500mA Filter Terminals: SMD Frequency - Switching: 150kHz Input Voltage Primary Max: 40V Internal Switch(s): Yes Mounting Type: Surface Mount No. Of Outputs: 1 No. Of Pins: 8 Number Of Outputs: 1 Operating Temperature: -40?°C ~ 125?°C Operating Temperature Range: -40?‚?°C To +125?‚?°C Output Current: 500mA Output Voltage: 3.3V Package / Case: 8-SOIC (3.9mm Width) Power - Output: - Primary Input Voltage: 12V Rohs Compliant: Yes Series: SIMPLE SWITCHER?® Synchronous Rectifier: No Type: Step-Down (Buck) Voltage - Input: 4.5 ~ 40 V Voltage - Output: 3.3V Other Names: *LM2594M-3.3, *LM2594M-3.3/NOPB, LM2594M-3.3