MUM REVERSE CURRENT IZT ZZT @ IZT ZZK @ IZK IR @ VR mA Ω Ω mA µA V MAXIMUM SURGE CURRENT (Note 2) ir A MAXIMUM REGULATOR CURRENT (TL=75°C) IZM mA MARKING CODE CMZ5334B* 3.420 3.6 3.780 350 3.0 500 1.0 150 1.0 18.7 1320 C5334B CMZ5335B* 3.705 3.9 4.095 320 2.0 500 1.0 50 1.0 17.6.