MA4270

Zener Diodes MAZ4000 Series (MA4000 Series) Silicon planar type For stabilization of power supply Unit: mm s Features High reliability, achieved by the DHD structure Allowing to insert to a 5 mm pitch hole Finely divided zener-voltage rank Sharp rising performance Wide voltage range: VZ = 2.0 V to 39 V s Absolute Maximum Ratings Ta = 25°C Parameter Symbol Rating Average forward current Repetitive peak forward current Total power dissipation*1 Non-repetitive reverse surge power dissipation*2 IF(AV) IFRM Ptot PZSM 250 250 370 30 Junction temperature Tj Storage temperature Tstg Note) *1: With a printed circuit board *2: t = 100 µs, Tj = 150°C 200 −65 to +200 Unit mA mA mW W °C °C φ 0.40±00.5 13 min. Colored band indicatesVz classification 2.7±0.15 2.5±0.1 13 min. φ1.55±0.2 Cathode 1st Band 2nd Band 3rd Band Anode DO-34-A2 Package Color indication of VZ rank classification Rank Color L Black M Blue H Red s Common Electrical Characteristics Ta = 25°C *1 Parameter Symbol Conditions Min Typ Max Forward voltage Zener voltage *2 Zener knee operating resistance Zener operating resistance Reverse current Temperature coefficient of zener voltage *3 Terminal capacitance VF VZ RZK RZ IR1 IR2 SZ Ct IF = 10 mA IZ Specified value IZ Specified value IZ Specified value VR Specified value VR Specified value IZ Specified value VR Specified value 0.8 0.9 Refer to the list of the electrical characteristics within part numbers Note) 1. Rated input/out...