RECTRON ZMM5221B THRU ZMM5257B SEMICONDUCTOR TECHNICAL SPECIFICATION 500mW 5% mini-M.E.L.F ZENER DIODE Absolute Maximun Ratings (Ta=25oC) Items Power Dissipation Thermal Resis. Forward Voltage @If = 10 mA Vz Tolerence Junction Temp. Storage Temp. Dimensions Symbol Ratings Unit PTOT R0JA 500 0.3 mW K/mW Vf 1.1 V TJ TSTG 5 -65 to 200 -65 to 200 % o C o C m in i-MEL F 1.40 1.30 0.4 0.2 2 Places 3.40 3.20 Mechanical Data Items Materials P a cka g e C a se mini-MELF Dimensions in millimeters Hermeticall sealed glass Lead Finish Solder Plating Electrical Characteristics (Ta=25oC) ZENER VOLTAGE MAX ZENER IMPEDANCE TYPE MAX ZENER IMPEDANCE Izt = 1.0mA TEMP. COEFF. MAXIMUM REVERSE CURRENT dvz Vz(V) Izt(mA) Rz (ohms) ZMM5221B 2.4 20 30 ZMM5222B 2.5 20 ZMM5223B 2.7 20 ZMM5224B 2.8 ZMM5225B Izt(mA0 Rz (ohms) VR (V) IR (uA) (%/ oC) 20 1200 1.0 100 -0.085 30 20 1250 1.0 100 -0.085 30 20 1300 1.0 75 -0.080 20 30 20 1400 1.0 75 -0.080 3.0 20 29 20 1600 1.0 50 -0.075 ZMM5226B 3.3 20 28 20 1600 1.0 25 -0.070 ZMM5227B 3.6 20 24 20 1700 1.0 15 -0.065 ZMM5228B 3.9 20 23 20 1900 1.0 10 -0.060 ZMM5229B 4.3 20 22 20 2000 1.0 5 +/-0.055 ZMM5230B 4.7 20 19 20 1900 2.0 5 +/-0.030 ZMM5231B 5.1 20 17 20 1600 2.0 5 +/-0.030 ZMM5232B 5.6 20 11 20 1600 3.0 5 +0.038 ZMM5233B 6.0 20 7 20 1600 3.5 5 +0.038 ZMM5234B 6.2 20 7 20 1000 4.0 5 +0.045 ZENER VOLTAGE MAX ZENER IMPEDANCE TYPE MAX ZENER IMPEDANCE Izt = 1.0mA MAXIMUM REVERSE CURRENT TEMP. COEFF. dvz Vz(V) Izt(mA) Rz (ohms) Izt(mA0 Rz (ohms) VR (V) IR (uA) (%/ oC) ZMM5235B 6.8 20 5 20 750 5.6 3 +0.050 ZMM5236B 7.5 20 6 20 500 6.0 3.0 +0.058 ZMM5237B 8.2 20 8 20 500 6.5 3.0 +0.062 ZMM5238B 8.7 20 8 20 600 6.5 3.0 +0.065 ZMM5239B 9.1 20 10 20 600 7.0 3.0 +0.068 ZMM5240B 10 20 17 20 600 8.0 3.0 +0.075 ZMM5241B 11 20 22 20 600 8.4 2.0 +0.076 ZMM5242B 12 20 30 20 600 9.1 1.0 +0.077 ZMM5243B 13 9.5 13 9.5 600 9.9 0.5 +0.079 ZMM5244B 14 9.0 15 9.0 600 10 0.1 +0.082 ZMM5245B 15 8.5 16 8.5 600 11 0.1 +0.082 ZMM5246B 16 7.8 17 7.8 600 12 0.1 +0.083 ZMM5247B 17 7.4 19 7.4 600 13 0.1 +0.084 ZMM5248B 18 7.0 21 7.0 600 14 0.1 +0.085 ZMM5249B 19 6.6 23 6.6 600 14 0.1 +0.086 ZMM5250B 20 6.2 25 6.2 600 15 0.1 +0.086 ZMM5251B 22 5.6 29 5.6 600 17 0.1 +0.087 ZMM5252B 24 5.2 33 5.2 600 18 0.1 +0.088 ZMM5253B 25 5.0 35 5.0 600 19 0.1 +0.089 ZMM5254B 27 4.6 41 4.6 600 21 0.1 +0.090 ZMM5255B 28 4.5 44 4.5 600 21 0.1 +0.091 ZMM5256B 30 4.2 49 4.2 600 23 0.1 +0.091 ZMM5257B 33 3.8 58 3.8 700 25 0.1 +0.092