The Toshiba TOLD9441MC is a index guided laser diode with multi-quantum well structure. It has a built in photo diode for monitoring the laser output for use in automatic power control (APC) circuits. The common case pin is laser diode cathode and photo diode anode.
Output Power: 5.0mW typical, 7.0mW maximum
Wavelength: 650nm typical, 660nm maximum, RED
Operating Voltage: 2.2 Volts typical
Threshold Current: 40mA typical
Operating Current: 50mA typical
Monitor Current: 0.25mA typical
Operating Temperature: -10 to 70 deg.C
Package: TO-18, 5.6mm diameter base
Factory spec sheet can be found HERE
Note: Due to the sensitive nature of laser diodes, there is no warranty or exchanges on these items.