Input Voltage: 40V. Output current (max): 100mA. Max output voltage: 29V. Minimum output voltage: 3V. Output polarity: positive. Equivalents: LM2931CDR2G, LM2931CM. Number of terminals: 8. Assembly/installation: surface-mounted component (SMD). Housing: SO. Housing (according to data sheet): SO-8. Note: Low-Dropout