RECTRON MMSZ5221BMMSZ5260B SEMICONDUCTOR TECHNICAL SPECIFICATION SURFACE MOUNT ZENER DIODE VOLTAGE RANGE 2.4 to 43 Volts POWER RATING 500 mWatts FEATURES * * * * Planar Die Construction 500mW Power Dissipation General Purpose, Medium Current Ldeally Suited for Automated Assembly Processes SOD-123 MECHANICAL DATA Case: Molded plastic Epoxy: UL 94V-O rate flame retardant Lead: MIL-STD-202E method 208C guaranteed Mounting position: Any Weight: 0.01 gram .110(2.80) .102(2.60) .006(.15) .026(.65) .018(.45) .067(1.70) .059(1.50) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS .152(3.85) .140(3.55) .003(.08) * * * * * .049(1.25) .041(1.05) o Ratings at 25 C ambient temperature unless otherwise specified. REF .020(0.50) .004(0.10) .000(0.00) Dimensions in inches and (millimeters) o MAXIMUM RATINGES ( @ TA = 25 C unless otherwise noted ) RATINGS Max. Steady State Power Dissipation @TA=25oC Max. Operating Temperature Range Storage Temperature Range SYMBOL (Note 1) VALUE UNITS PD 500 mW TJ -65 to +150 o C -65 to +150 o C TSTG ELECTRICAL CHARACTERISTICS ( @ TA = 25oC unless otherwise noted ) SYMBOL MIN. TYP. MAX. Thermal Resistance Junction to Ambient (Note 1) CHARACTERISTICS R θJA - - 350 o Max. Instantaneous Forward Voltage at IF= 10mA VF - - 0.9 Volts Note 1. Dveice mounted on ceramic PCB; 7.6mm x 9.4mm x 0.87mm with pad areas 25 mm2. UNITS C/W 2006-3 ELECTRICAL CHARACTERISTICS TYPE O (@TA=25 C unless otherwise specified) Zener voltage Range (Note 1) Test VZ (V) @ IZT current Maximum Zener impedance Volts Volts Volts IZT (mA) ZZT at IZT (Ω) MMSZ5221B 2.4 2.28 2.52 20 30 1200 MMSZ5223B 2.7 2.57 2.84 20 30 1300 MMSZ5225B 3.0 2.85 3.15 20 30 MMSZ5226B 3.3 3.14 3.47 20 28 MMSZ5227B 3.6 3.42 3.78 20 MMSZ5228B 3.9 3.71 4.10 20 MMSZ5229B 4.3 4.09 4.52 MMSZ5230B 4.7 4.47 4.94 MMSZ5231B 5.1 4.85 MMSZ5232B 5.6 5.32 MMSZ5233B 6.0 MMSZ5234B 6.2 MMSZ5235B 6.8 MMSZ5236B 7.5 MMSZ5237B MMSZ5238B Nom Min Max at IZK (mA) IR (uA) at VR (V) 0.25 100 1.0 0.25 75 1.0 1600 0.25 50 1.0 1600 0.25 25 1.0 24 1700 0.25 15 1.0 23 1900 0.25 10 1.0 20 22 2000 0.25 5.0 1.0 20 19 1900 0.25 5.0 2.0 5.36 20 17 1600 0.25 5.0 2.0 5.88 20 11 1600 0.25 5.0 3.0 5.70 6.30 20 7 1600 0.25 5.0 3.5 5.89 6.51 20 7 1000 0.25 5.0 4.0 6.46 7.14 20 5 750 0.25 3.0 5.0 7.13 7.88 20 6 500 0.25 3.0 6.0 8.2 7.79 8.61 20 8 500 0.25 3.0 6.5 8.7 8.27 9.14 20 8 600 0.25 3.0 6.5 MMSZ5239B 9.1 8.65 9.56 20 10 600 0.25 3.0 7.0 MMSZ5240B 10 9.50 10.50 20 17 600 0.25 3.0 8.0 MMSZ5241B 11 10.45 11.55 20 22 600 0.25 2.0 8.4 MMSZ5242B 12 11.40 12.60 20 30 600 0.25 1.0 9.1 MMSZ5243B 13 12.35 13.65 9.5 13 600 0.25 0.5 9.9 MMSZ5245B 15 14.25 15.75 8.5 16 600 0.25 0.1 11 MMSZ5246B 16 15.20 16.80 7.8 17 600 0.25 0.1 12 MMSZ5248B 18 17.10 18.90 7.0 21 600 0.25 0.1 14 MMSZ5250B 20 19.00 21.00 6.2 25 600 0.25 0.1 15 MMSZ5251B 22 20.90 23.10 5.6 29 600 0.25 0.1 17 MMSZ5252B 24 22.80 25.20 5.2 33 600 0.25 0.1 18 MMSZ5254B 27 25.65 28.35 5.0 41 600 0.25 0.1 21 MMSZ5255B 28 26.60 29.40 4.5 44 600 0.25 0.1 21 MMSZ5256B 30 28.50 31.50 4.2 49 600 0.25 0.1 23 MMSZ5257B 33 31.35 34.65 3.8 58 700 0.25 0.1 25 MMSZ5258B 36 34.20 37.80 3.4 70 700 0.25 0.1 27 MMSZ5259B 39 37.05 40.95 3.2 80 800 0.25 0.1 30 MMSZ5260B 43 40.85 45.15 3.0 93 900 0.25 0.1 33 Note 1. Tested with pulses,Tp<1.0ms. ZZK (Ω) Maximum Reverse leakage current RECTRON RATING AND CHARACTERISTICS CURVES ( MMBZ5221B-MMBZ5260B ) 1000 0.6 TJ = 25 C CT,TOTAL CAPACITANCE(pF) PD,POWER DISSIPATION(W) O 0.5 0.4 0.3 0.2 0.1 0 0 25 50 75 100 125 100 VR = 1V VR = 2V 10 150 1 10 TA,AMBIENT TEMPERATURE(OC) Figure 1 Power Dissipation vs Ambient Temperature Figure 2 Typical Capacitance 50 IZ,ZENER CURRENT(mA) DYNAMIC ZENER IMPEDANCE(W) 1000 IZ = 1.0mA 100 10 1 1 10 6V8 8V2 30 20 Test Current Iz 20mA 10 0 15 20 Test Current Iz Nominal Zener Voltage 18 22 10 0 0 10 27 20 33 36 39 30 VZ,ZENER VOLTAGE(V) Figure 5 Zener Breakdown Characteristics 40 % OF PEAK PULSE CURRENT IZ,ZENER CURRENT(mA) 12 2 3 4 5 6 7 8 9 10 Figure 4 Zener Breakdown Characteristics 100 10 1 VZ,ZENER VOLTAGE(V) Figure 3 Zener Voltage vs Zener Impedence TJ = 25OC 5V6 40 0 100 TJ = 25OC VZ,NOMINAL ZENER VOLTAGE(V) 30 100 VZ,NOMINAL ZENER VOLTAGE(V) PEAK VALUE IRSM @ 8 s tr 90 PULSE WIDTH (tP) IS DEFINED AS THAT POINT WHERE THE PEAK CURRENT DECAY = 8 s 80 70 60 50 HALF VALUE IRSM/2 @ 20 s 40 30 tP 20 10 0 0 20 40 60 80 t, TIME ( s) Figure 6. 8× 20 s Pulse Waveform RECTRON DISCLAIMER NOTICE Rectron Inc reserves the right to make changes without notice to any product specification herein, to make corrections, modifications, enhancements or other changes. 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