Electrical Characteristics (At Ta=25C, Unless Otherwise Specified) * Type 21 tor lay "2x lox Temp. I, at Vp Va bom osm Ve @ I, Pp No. atl," | atl, at lay Coeff. Ta Ta of Zener 25C 75 C nom max max Voltage max max (V) | (Ohm) | (mA) | (Ohm) | (mA) (%/C) (uA) (Y) (mA) (mA) (V) (mA) (W) 1N5251B 22 29 5.6 600 0.25| +0.087 0.1 17 21 216 1.1 200 0.5 1N5252B 24 33 5.2 600 0.25} +0.088 0.1 18 19.1 198 1.1 200 0.5 1N5253B 25 35 5.0 600 0.25) +0.089 0.1 19 18.2 190 1.1 200 0.5 1N5254B 27 4 4.6 600 0.25) +0.09 0.1 21 16.8 176 1.1 200 0.5 1N5255B 28 44 4.5 600 0.25; +0.091 0.1 21 16.2 170 14 200 0.5 _1N5256B 30 49 4.2 600 0.25} +0.091 0.1 23 15.1 159 11 200 0.5 1 N5257B 33 58 3.8 700 0.25| +0.092 0.1 25 13.8 144 1.1 200 0.5 1N5258B 36 70 3.4 700 0.25] +0.093 0.1 27 12.6 132 1.1 200 0.5 1N5259B 39 80 3.2 800 0.25} +0.094 0.1 30 11.5 122 1.1 | 200 0.5 1N5260B 43 93 3.0 900 0.25} +0.095 0.1 33 10.6 111 1.1 200 0.5 1N5261B 47 105 2.7 1000 0.25) +0.095 0.1 36 9.7 101 11 200 0.5 1N5262B 51 125 2.5 1100 0.25} +0.096 0.1 39 8.9 93 1.1 200 0.5 * Measure under thermal equilibrium and DC current test conditions. ** Rectangular waveform (t, = 10 ms) Tolerance on nominal Vz, value: +5%.