1N4972US,DIODE ZENER 39V 5W E MELF
1N4972US/TR,VOLTAGE REGULATOR
1N4973,DIODE ZENER 43V 5W AXIAL
1N4973US,DIODE ZENER 43V 5W D5B
1N4974,DIODE ZENER 47V 5W AXIAL
1N4974US,DIODE ZENER 47V 5W D5B
1N4974US/TR,VOLTAGE REGULATOR
1N4975,DIODE ZENER 51V 5W AXIAL