MMSZ5221B THRU MMSZ5262B SURFACE MOUNT ZENER TYPE 0.053(1.35) 0.037(0.95) 0.008(0.20)MAX 0.110(2.80) 0.098(2.50) 0.028(0.70) 0.019(0.50) 0.071(1.80) 0.055(1.40) SOD-123F 0.154(3.90) 0.141(3.60) Dimensions in inches and (millimeters) FEATURES MECHANICAL DATA • Epoxy:UL94-VO rated flame retardant • Case : Molded plastic, SOD-123F • Terminals : Solder plated, solderable per • Up to 500mW power dissipation. • Silicon epitaxial planar chip structure. • Wide zener reverse voltage range 2.4V to 75V. • Very tiny package size for high density applications. • Ideally suited for automated assembly processes. • Lead-free parts meet environmental standards of MIL-STD-750, Method 2026 • Polarity : Indicated by cathode band • Mounting Position : Any • Weight : Approximated 0.010 gram MIL-STD-19500 /228 MAXIMUM RATINGS (at TA=25 C unless otherwise noted) o PARAMETER Forward voltage CONDITIONS I F = 100 mA DC Power Dissipation Forward surge current 8.3ms single half sine-wave superimposed on rate load (JEDEC methode) Storage temperature TYP. MAX. UNIT 1.00 V PD 500 mW I FSM 4000 mA TJ 1 MIN. VF T STG Operating temperature www.paceleader.tw Symbol -65 -55 +175 o C +150 o C MMSZ5221B THRU MMSZ5262B SURFACE MOUNT ZENER TYPE ELECTRICAL CHARACTERISTICS (at TA=25 C unless otherwise noted) o Part No. Marking code Zener voltage Test current Zener impedance V Z @ IZT (Volts) I ZT Z ZT @ I ZT Z ZK @ I ZK Leakage current I ZK IR VR Min Nom Max mA OHMs OHMs mA uA Volts MMSZ5221B C1 2.28 2.4 2.52 20.0 30 1200 0.25 100 1.0 MMSZ5222B C2 2.38 2.5 2.63 20.0 30 1250 0.25 100 1.0 MMSZ5223B C3 2.57 2.7 2.84 20.0 30 1300 0.25 75 1.0 MMSZ5225B C5 3.85 3.0 3.15 20.0 30 1600 0.25 50 1.0 MMSZ5226B D1 3.14 3.3 3.47 20.0 28 1600 0.25 25 1.0 MMSZ5227B D2 3.42 3.6 3.78 20.0 24 1700 0.25 15 1.0 MMSZ5228B D3 3.71 3.9 4.10 20.0 23 1900 0.25 10 1.0 MMSZ5229B D4 4.09 4.3 4.52 20.0 22 2000 0.25 5.0 1.0 MMSZ5230B D5 4.47 4.7 4.94 20.0 19 1900 0.25 5.0 2.0 MMSZ5231B E1 4.85 5.1 5.36 20.0 17 1600 0.25 5.0 2.0 5.6 MMSZ5232B E2 5.32 5.88 20.0 11 1600 0.25 5.0 3.0 MMSZ5234B E4 5.89 6.2 6.51 20.0 7 1000 0.25 5.0 4.0 MMSZ5235B E5 6.46 6.8 7.14 20.0 5 750 0.25 3.0 5.0 MMSZ5236B F1 7.13 7.5 7.88 20.0 6 500 0.25 3.0 6.0 MMSZ5237B F2 7.79 8.2 8.61 20.0 8 500 0.25 3.0 6.0 MMSZ5238B F3 8.27 8.7 9.14 20.0 8 600 0.25 3.0 6.5 MMSZ5239B F4 8.65 9.1 9.56 20.0 10 600 0.25 3.0 6.5 MMSZ5240B F5 9.50 10 10.50 20.0 17 600 0.25 3.0 8.0 MMSZ5241B H1 10.45 11 11.55 20.0 22 600 0.25 2.0 8.4 MMSZ5242B H2 11.40 12 12.60 20.0 30 600 0.25 1.0 9.1 MMSZ5243B H3 12.35 13 13.65 9.5 13 600 0.25 0.5 9.9 MMSZ5244B H4 13.30 14 14.70 9.0 15 600 0.25 0.1 10.5 MMSZ5245B H5 14.25 15 15.75 8.5 16 600 0.25 0.1 11 MMSZ5246B J1 15.20 16 16.80 7.8 17 600 0.25 0.1 12 MMSZ5247B J2 16.15 17 17.85 7.5 19 600 0.25 0.1 13 MMSZ5248B J3 17.10 18 18.90 7.0 21 600 0.25 0.1 14 MMSZ5250B J5 19.00 20 21.00 6.2 25 600 0.25 0.1 15 MMSZ5251B K1 20.90 22 23.10 5.6 29 600 0.25 0.1 17 MMSZ5252B K2 22.80 24 25.20 5.2 33 600 0.25 0.1 18 MMSZ5254B K4 25.65 27 28.35 5.0 41 600 0.25 0.1 21 MMSZ5255B K5 26.60 28 29.40 4.5 44 600 0.25 0.1 21 MMSZ5256B M1 28.50 30 31.50 4.2 49 600 0.25 0.1 23 MMSZ5257B M2 31.35 33 34.65 3.8 58 700 0.25 0.1 25 MMSZ5258B M3 34.20 36 37.80 3.4 70 700 0.25 0.1 27 MMSZ5259B M4 37.05 39 40.95 3.2 80 800 0.25 0.1 30 MMSZ5260B M5 40.85 43 45.15 3.0 93 900 0.25 0.1 33 MMSZ5261B N1 44.65 47 49.35 2.7 105 1000 0.25 0.1 36 N2 48.45 51 53.55 2.5 125 1100 0.25 0.1 39 MMSZ5262B Note : 5% tolerance of Zener voltage www.paceleader.tw 2 MMSZ5221B THRU MMSZ5262B SURFACE MOUNT ZENER TYPE Rating and characteristic curves (MMSZ5221 THRU MMSZ5262) FIG.1-TOTAL POWER DISSIPATION VS. AMBIENT TEMPERATURE FIG. 2-TYPICAL CHANGE OF WORKING VOLTAGE o UNDER OPERATING CONDITIONS AT TA =25 C 1000 500 VOLTAGE CHANGE (mV) TOTAL POWER DISSIPATION (mW) 600 400 300 200 I Z = 5mA 100 10 100 0 0 0 40 80 120 160 200 0 5 o 20 25 FIG. 3-TYPICAL CHANGE OF WORKING VOLTAGE VS. JUNCTION TEMPERATURE FIG. 4-TEMPERATURE COEFFICIENT OF VZ VS. Z-VOLTAGE 15 -4 TEMPERATURE COEFFICIENT (10 / K) RELATIVE VOLTAGE CHANGE 15 ZENER VOLTAGE (V) 1.3 1.2 -4 10 x 10 /K -4 8 x 10 /K -4 6 x 10 /K 1.1 -4 4 x 10 /K -4 2 x 10 /K 0 -4 -2 x 10 /K -4 -4 x 10 /K 1.0 0.9 0.8 10 I Z = 5mA 5 0 -5 -60 0 60 120 180 240 0 o JUNCTION TEMPERATURE ( C) 200 150 100 50 0 0 5 10 15 20 25 ZENER VOLTAGE (V) www.paceleader.tw 10 20 30 ZENER VOLTAGE (V) FIG. 5-DIODE CAPACITANCE VS. Z-VOLTAGE DIODE CAPACITANCE (pF) 10 AMIBIENT TEMPERATURE ( C) 3 40 50 MMSZ5221B THRU MMSZ5262B SURFACE MOUNT ZENER TYPE Rating and characteristic curves (MMSZ5221 THRU MMSZ5262) FIG. 7-Z-CURRENT VS. Z-VOLTAGE 100 50 10 40 ZENER CURRENT (mA) FORWARD CURRENT (mA) FIG. 6-FORWARD CURRENT VS. FORWARD VOLTAGE 1 0.1 P tot = 200mW 30 20 10 0.01 0.001 0 0 0.2 0.4 0.6 0.8 15 1.0 25 30 35 ZENER VOLTAGE (V) FIG. 8-Z-CURRENT VS. Z-VOLTAGE FIG. 9-DIFFERENTIAL Z-RESISTANCE VS. Z-VOLTAGE 1000 DIFFERENTIAL Z-RESISTANCE (ohm) 100 ZENER CURRENT (mA) 20 FORWARD VOLTAGE (V) 80 P tot = 200mW 60 40 20 0 I Z = 1mA 100 I Z = 5mA 10 I Z = 10mA 1 0 4 8 12 16 20 0 5 ZENER VOLTAGE (V) 10 15 20 ZENER VOLTAGE (V) THERMAL RESISTANCE FOR PULSE Cond. (K/W) FIG. 10-THERMAL RESPONSE 1000 t p / T= 0.5 100 t p / T= 0.2 Single Pulse t p / T= 0.01 10 t p / T= 0.1 t p / T= 0.02 t p / T= 0.05 1 0.1 1 10 PULSE LENGTH (mS) www.paceleader.tw 4 100 1000 25