National Semiconductor LM2574N-ADJ/NOPB Current - Output: 500mA Current, Input Bias: 50 nA Current, Output: 0.5 A Current, Supply: 5 mA Frequency - Switching: 52kHz Frequency, Oscillator: 52 kHz Input Voltage Primary Max: 40V Internal Switch(s): Yes Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device Mounting Type: Through Hole Msl: MSL 1 - Unlimited 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: 37V Package / Case: 8-DIP (0.300", 7.62mm) Package Type: MDIP-8 Power - Output: 750mW Primary Input Voltage: 40V Regulator Type: Buck (Step-Down) Rohs Compliant: Yes Series: SIMPLE SWITCHER?® Synchronous Rectifier: No Temperature, Operating, Range: -40 to +125 ?°C Type: Step-Down (Buck) Voltage - Input: 4 ~ 40 V Voltage - Output: 1.23 ~ 37 V Voltage, Input: 40 V Voltage, Output: 1.23 to 37 V Other Names: *LM2574N-ADJ, *LM2574N-ADJ/NOPB, LM2574N-ADJ