R ZMM5221 THRU ZMM5262 0.5W SILICON PLANAR ZENER DIODES S E M I C O N D U C T O R FEATURES Standard Zener voltage tolerance is MiniMELF 20%.Add suffix "A" for 10% tolerance ,suffix "B" for 5% tolerance and suffix "C" for 2% tolerance JF Other tolerance, non standard and higher zener voltages are upon 0.063(1.6) 0.055(1.4) request High temperature soldering guaranteed:260℃/10 seconds at terminals Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC 0.019(0.48) 0.011(0.28) 0.142(3.6) 0.134(3.4) MECHANICAL DATA Dimensions in inches and (millimeters) Case: MiniMELF(SOD-80) glass case Weight: Approx. 0.05 gram ABSOLUTE MAXIMUM RATINGS(LIMITING VALUES) (TA=25 C) Symbols Value Units 500 1) mW Zener current see table "Characteristics" Ptot TJ TSTG Power dissipation at TA=25 C Junction temperature Storage temperature range 175 C C -65 to+175 1) Valid provided that electrodes is kept at ambient temperature ELECTRICAL CHARACTERISTICS (TA=25 C) Symbols Thermal resistance junction to ambient Forward voltage at IF=200mA Min R JA VF Typ Max 3001) 1.1 Units K/W V 1) Valid provided that electrodes is kept at ambient temperature JINAN JINGHENG ELECTRONICS CO., LTD. 10-29 HTTP://WWW.JINGHENGGROUP.COM ZMM5221 ... ZMM5262 SILICON PLANAR ZENER DIODES Type Nominal Zener Voltage 1) Test Current VZ(V) IZT (mA) at IZT Maximum Zener Impedance ZZT(Ω) at IZT 2) Zzk(Ω) at IzT=0.25mA Typical temperature coefficient Vz %/K Maximum reverse leakage current IR( uA) Test voltage VR(V) Suffix A Test voltage VR(V) Maximum regulator Current 3) IZM(mA) Suffix B ZMM5221 2.4 20 30 1200 -0.085 100 0.95 1.0 185 ZMM5222 2.5 20 30 1250 -0.085 100 0.95 1.0 180 ZMM5223 2.7 20 30 1300 -0.080 75 0.95 1.0 165 ZMM5224 2.8 20 30 1400 -0.080 75 0.95 1.0 160 ZMM5225 3.0 20 29 1600 -0.075 50 0.95 1.0 152 ZMM5226 3.3 20 28 1600 -0.070 25 0.95 1.0 138 ZMM5227 3.6 20 24 1700 -0.065 15 0.95 1.0 126 ZMM5228 3.9 20 23 1900 -0.060 10 0.95 1.0 115 ZMM5229 4.3 20 22 2000 -0.055 5 0.95 1.0 106 ZMM5230 4.7 20 19 1900 0.030 5 1.9 2.0 97 ZMM5231 5.1 20 17 1600 0.030 5 1.9 2.0 89 ZMM5232 5.6 20 11 1600 +0.038 5 2.9 3.0 81 ZMM5233 6.0 20 7 1600 +0.038 5 3.3 3.5 76 ZMM5234 6.2 20 7 1000 +0.045 5 3.8 4.0 73 ZMM5235 6.8 20 5 750 +0.050 3 4.8 5.0 67 ZMM5236 7.5 20 6 500 +0.058 3 5.7 6.0 61 ZMM5237 8.2 20 8 500 +0.062 3 6.2 6.5 55 ZMM5238 8.7 20 8 600 +0.065 3 6.2 6.5 52 ZMM5239 9.1 20 10 600 +0.068 3 6.7 7.0 50 ZMM5240 10 20 17 600 +0.075 3 7.6 8.0 45 ZMM5241 11 20 22 600 +0.076 2 8.0 8.4 41 ZMM5242 12 20 30 600 +0.077 1 8.7 9.1 38 ZMM5243 13 9.5 13 600 +0.079 0.5 9.4 9.9 35 ZMM5244 14 9.0 15 600 +0.082 0.1 9.5 10 32 ZMM5245 15 8.5 16 600 +0.082 0.1 10.5 11 30 ZMM5246 16 7.8 17 600 +0.083 0.1 11.4 12 28 ZMM5247 17 7.4 19 600 +0.084 0.1 12.4 13 27 ZMM5248 18 7.0 21 600 +0.085 0.1 13.3 14 25 ZMM5249 19 6.6 23 600 +0.086 0.1 13.3 14 24 ZMM5250 20 6.2 25 600 +0.086 0.1 14.3 15 23 ZMM5251 22 5.6 29 600 +0.087 0.1 16.2 17 21 ZMM5252 24 5.2 33 600 +0.087 0.1 17.1 18 19.1 ZMM5253 25 5.0 35 600 +0.089 0.1 18.1 19 18.2 ZMM5254 27 4.6 41 600 +0.090 0.1 20 21 16.8 ZMM5255 28 4.5 44 600 +0.091 0.1 20 21 16.2 ZMM5256 30 4.2 49 600 +0.091 0.1 22 23 15.1 ZMM5257 33 3.8 58 700 +0.092 0.1 24 25 13.8 ZMM5258 36 3.4 70 700 +0.093 0.1 26 27 12.6 ZMM5259 39 3.2 80 800 +0.094 0.1 29 30 11.6 ZMM5260 43 3.0 93 900 +0.095 0.1 31 33 10.6 ZMM5261 47 2.7 105 1000 +0.095 0.1 34 36 9.7 ZMM5262 51 2.5 125 1100 +0.096 0.1 37 39 8.9 1)Tested with pulses tp = 20 ms ,Measured under thermal equilibrium and DC test conditions. 2) The zener impedance is derived from the 50Hz AC voltage which results when an AC current having an RMS value equal to 10% of the Zener current (IZT or IZK) is superimposed on IZT or IZK .Zener impedance is measured at two points to insure a sharp knee on the breakdown curve and to eliminate unstable units. 3) Valid provided that electrodes are kept at ambient temperature. JINAN JINGHENG ELECTRONICS CO., LTD. 10-30 HTTP://WWW.JINGHENGGROUP.COM ZMM5221 THRU ZMM5262 SILICON PLANAR ZENER DIODES FIG.1-Power Dissipation vs Ambient Temperature FIG.2-Junction Capacitance vs Zener Voltage 200 Cj,JUNCTION CAPACITANCE(pF) Pd,POWER DISSIPATION(mW) 500 400 300 200 V R =2.0V T j =25°C 150 100 50 100 0 0 0 40 80 120 200 160 0 5 TA,AMBIENT TEMPERATURE FIG.3-Differential Zener Impedance 15 20 25 FIG.4-typical Normallzed Transient Thermal Impedance Curves r(t),NORMALIZED EFFECTIVE TRANSIENT THERMAL RESESTANCE(˚C/W) 1000 T j =25°C DIFFERENTIAL ZENER RESISTANCE(Ω) 10 VZ,ZENER VOLTAGE(V) I Z =1.0mA 100 5.0mA 10 1000 100 10 D=0. 5 0.2 0.1 0.05 0.02 0.01 1.0 0.1 1.0 10 100 10mA tj,SQUARE WAVE PULSE DURATION (seconds) 0 0 5 10 15 20 25 VZ,ZENER VOLTAGE(V) JINAN JINGHENG ELECTRONICS CO., LTD. 10-31 HTTP://WWW.JINGHENGGROUP.COM 1000