SMB5921 THRU SMB5956 VOLTAGE 6.8V ~ 200V Elektronische Bauelemente 3.0 Watts Surface Mount Zener Diode RoHS Compliant Product A suffix of "-C" specifies halogen & lead-free SMB FEATURES * For surface mounted applications * 3.0 W power dissipation * Ideally suited for automated assembly processes .130(3.30) .155(3.94) .075(1.91) .083(2.11) .160(4.06) .185(4.70) .006(.152) .012(.305) .083(2.13) .096(2.44) MECHANICAL DATA .002(.051) .008(.203) .030(0.76) .060(1.52) * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Terminals:Solderable per MIL-STD-750 method 2026 * Polarity: Cathode band * Mounting position: Any * Weight: 0.093 grams .200(5.08) .220(5.59) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature unless otherwise specified. O Electrical Characteristics Power Dissipation (Note 1) Half sine-wave superimposed on rated load JEDEC method (Note 2) Operating junction and Storage Temperature Symbol Value Unit PD 3.0 W IFSM 10 A TJ, TSTG -55 to +155 C O Note: (1) Mounted on 5.0mm2(.013mm thick) land areas. (2) Measured on 8.3ms, single half-sine wave or equivalent square wave, duty cycle = 4 pulses per minute maximum. http://www.SeCoSGmbH.com/ 01-Jun-2002 Rev. A Any changing of specification will not be informed individual Page 1 of 4 SMB5921 THRU SMB5956 VOLTAGE 6.8V ~ 200V Elektronische Bauelemente 3.0 Watts Surface Mount Zener Diode SMB5921 THRU SMB5956 o Electrical Characteristic (Ta=25 C) IzT ZZT ZZK IZK IR(uA) Max. ( mA ) (Ohm) (Ohm) ( mA ) VR(V) Surge Current ( mA ) Part No. Vz (V) SMB5921B 6.8 55.1 2.5 200 1.0 5.0 5.2 220 SMB5922B 7.5 50 3 400 0.5 5.0 6.0 200 SMB5923B 8.2 45.7 3.5 400 0.5 5.0 6.5 182 SMB5924B 9.1 41.2 4 500 0.5 5.0 7.0 164 SMB5925B 10 37.5 4.5 500 0.25 5.0 8.0 150 SMB5926B 11 34.1 5.5 550 0.25 1.0 8.4 136 SMB5927B 12 31.2 6.5 550 0.25 1.0 9.1 125 SMB5928B 13 28.8 7 550 0.25 1.0 9.9 115 SMB5929B 15 25.0 9 600 0.25 1.0 11.4 100 SMB5930B 16 23.4 10 600 0.25 1.0 12.2 93 SMB5931B 18 20.8 12 650 0.25 1.0 13.7 83 SMB5932B 20 18.7 14 650 0.25 1.0 15.2 75 SMB5933B 22 17.0 17.5 650 0.25 1.0 16.7 68 SMB5934B 24 15.6 19 700 0.25 1.0 18.2 62 SMB5935B 27 13.9 23 700 0.25 1.0 20.6 55 SMB5936B 30 12.5 26 750 0.25 1.0 22.8 50 SMB5937B 33 11.4 33 800 0.25 1.0 25.1 45 SMB5938B 36 10.4 38 850 0.25 1.0 27.4 41 SMB5939B 39 9.6 45 900 0.25 1.0 29.7 38 SMB5940B 43 8.7 53 950 0.25 1.0 32.7 34 SMB5941B 47 8.0 67 1000 0.25 1.0 35.8 31 SMB5942B 51 7.3 70 1100 0.25 1.0 38.8 29 SMB5943B 56 6.7 86 1300 0.25 1.0 42.6 26 SMB5944B 62 6.0 100 1500 0.25 1.0 47.1 24 SMB5945B 68 5.5 120 1700 0.25 1.0 51.7 22 SMB5946B 75 5.0 140 2000 0.25 1.0 56.0 20 SMB5947B 82 4.6 160 2500 0.25 1.0 62.2 18 SMB5948B 91 4.1 200 3000 0.25 1.0 69.2 16 SMB5949B 100 3.7 250 3100 0.25 1.0 76.0 15 SMB5950B 110 3.4 300 4000 0.25 1.0 83.6 13 SMB5951B 120 3.1 380 4500 0.25 1.0 91.2 12 SMB5952B 130 2.9 450 5000 0.25 1.0 98.8 11 SMB5953B 150 2.5 600 6000 0.25 1.0 114 10 SMB5954B 160 2.3 700 6500 0.25 1.0 121.6 9 SMB5955B 180 2.1 900 7000 0.25 1.0 136.8 8 SMB5956B 200 1.9 1200 8000 0.25 1.0 152 7 Suffix " B" for 5% tolerance. http://www.SeCoSGmbH.com/ 01-Jun-2002 Rev. A Any changing of specification will not be informed individual Page 2 of 4 SMB5921 THRU SMB5956 VOLTAGE 6.8V ~ 200V Elektronische Bauelemente 3.0 Watts Surface Mount Zener Diode FIG 2. ZENER VOLTAGE-TO 12 VOLTS VZ, TEMPERATURE COEFFICIENT (mV/°C) PD, MAXIMUM POWER DISSIPATION (WATTS) FIG 1. STEADY STATE POWERDERATING 5 4 3 2 1 0 25 0 50 75 100 125 150 8 VZ@IZT 6 4 2 0 -2 -4 175 3 4 7 8 9 10 120 ZZ, DYNAMIC IMPEDANCE (OHMS) 1000 VZ@IZT 100 80 60 40 20 0 20 40 60 80 100 120 140 160 180 200 VZ, ZENERVOLTAGE(VOLTS) http://www.SeCoSGmbH.com/ 01-Jun-2002 Rev. A 11 12 FIG 4. EFFECT OF ZENER CURRENT FIG 3. ZENER VOLTAGE-10 TO 12 VOLTS VZ, TEMPERATURE COEFFICIENT (mV/°C) 6 VZ,ZENERVOLTAGE(VOLTS) TL,LEADTEMPERATURE(°C) 0 5 TJ - 25°C IZ(ms) = 0.1 IZ(dc) VZ = 150V 100 91V 62V 10 22V 12V 6.8V 1 0.5 1 1.0 100 100 IZ , ZENER TEST CURRENT (mA) Any changing of specification will not be informed individual Page 3 of 4 SMB5921 THRU SMB5956 VOLTAGE 6.8V ~ 200V Elektronische Bauelemente 3.0 Watts Surface Mount Zener Diode PPK, PEAK SURGE POWER (Watts) ZZ, DYNAMIC IMPEDANCE (ohms) 1K 200 Iz(dc) =1mA 100 70 50 30 20 10mA 10 7 5 3 20mA 2 5 7 Iz(ms) = 0.1Iz(dc) 10 20 30 50 70 200 100 50 30 20 10 0.1 0.2 0.3 100 5 1 2 3 5 0 20 50 100 PW, PULSE WIDTH (ms) Fig 6.VZ=12 THRU 82 VOLTS Fig 5. VZ = 6.8 THRU10VOLTS 100 100 50 30 20 IZ, ZENER CURRENT (mA) IZ, ZENER CURRENT (mA) O 300 VZ, ZENER VOLTAGE (VOLTS) 10 5 3 2 1 0.5 0.3 0.2 50 30 20 10 5 3 2 1 0.5 0.3 0.2 0.1 0.1 0 1 2 3 4 5 6 7 8 9 10 VZ, ZENER VOLTAGE (VOLTS) http://www.SeCoSGmbH.com/ 01-Jun-2002 Rev. A RECTANGULAR NONREPETITIVE WAVEFORM TJ = 25 C PRIOR TO INITIAL PULSE 500 0 10 20 30 40 50 60 70 80 90 100 VZ, ZENER VOLTAGE (VOLTS) Any changing of specification will not be informed individual Page 4 of 4