National Semiconductor LMS1587IT-3.3/NOPB Current - Limit (min): 3.1A Current - Output: 3A Mounting Type: Through Hole Number Of Regulators: 1 Operating Temperature: -40?°C ~ 125?°C Package / Case: TO-220-3 (Straight Leads) Regulator Topology: Positive Fixed Series: - Voltage - Dropout (typical): 1.15V @ 3A Voltage - Input: Up to 13V Voltage - Output: 3.3V Other Names: *LMS1587IT-3.3, *LMS1587IT-3.3/NOPB, LMS1587IT-3.3