Surface Mount Zener Diodes Data Sheet 225m WATTS SMALL SIGNAL FMBZ5221B S e rie s De s c ription M e c ha nic a l Dim e ns ions 1 3 Cathode Anode . 110 . 060 . 037 3 CATHODE . 115 . 037 . 016 1 3 2 ANODE 1 . 043 . 016 2 . 004 Features: *225mw Power Dissipation *Ideal for Surface Mountted Application Mechanical Data: *Case : SOT-23 Molded plastic *Terminals: Solderable per MIL-STD-202, Method 208 *Polarity: Cathode Indicated by Polarity Band *Marking: Marking Code (See Table on Page 3) *Weigh: 0.008grams(approx) *Zener Breakdown Voltage Range 2.4V to 91V Maximum Ratings and Electrical Characteristics (TA=25 C Unless Otherwise Noted) Characteristics Total Power Dissipation on FR-5 Board Symbol Value Unit PD 225 mW 556 C/W 0.9 V -65 to+150 C (1) @TA=25 C (1) Thermal Resistance Junction to Ambient Air Forward Voltage @ IF=10mA Junction and Storage Temperature Range R JA VF Tj,TSTG NOTES:1.FR-5=1.0*0.75*0.62in ELECTRICAL CHARACTERISTICS (P inout: 1-Anode, 2-No C onnection, 3-C athode) (T A = 25 C unles s otherwis e noted, V F = 0.9V Max. @ I F = 10 mA) Symbol I IF Parameter VZ R evers e Zener Voltage @ IZT I ZT R evers e C urrent Z ZT Maximum Zener Impedance @ I ZT IR R evers e Leakage C urrent @ V R VR R evers e Voltage IF F orward C urrent VF F orward Voltage @ I F I ZK R evers e C urrent Z ZK Maximum Zener Impedance@ I ZK VZ VR IR V F I ZT Zener Voltage Regulator V Surface Mount Zener Diodes Data Sheet 225m WATTS SMALL SIGNAL E L E C T R IC A L C HA R A C T E R IS T IC S (P inout: 1-Anode, 2-NC , 3-C athode) (V F = 0.9 V Max @ I F = 10 mA for all types .) Zener Voltage (Note) V Z (Volts ) @ I ZT Zener Impedanc e Z ZT @ I ZT L eakage C urrent Z ZK @ I ZK IR @ V R Devic e Devic e Marking Min Nom Max mA Ω Ω mA uA Volts FMB Z5221B LT 1 FMB Z5222B LT 1 FMB Z5223B LT 1 FMB Z5224B LT 1 FMB Z5225B LT 1 18A 18B 18C 18D 18E 2.28 2.37 2.56 2.66 2.85 2.4 2.5 2.7 2.8 3 2.52 2.63 2.84 2.94 3.15 20 20 20 20 20 30 30 30 30 29 1200 1250 1300 1400 1600 0.25 0.25 0.25 0.25 0.25 100 100 75 75 50 1 1 1 1 1 FMB Z5226B LT 1 FMB Z5227B LT 1 FMB Z5228B LT 1 FMB Z5229B LT 1 FMB Z5230B LT 1 8A 8B 8C 8D 8E 3.13 3.42 3.70 4.08 4.46 3.3 3.6 3.9 4.3 4.7 3.47 3.78 4.10 4.52 4.94 20 20 20 20 20 28 24 23 22 19 1600 1700 1900 2000 1900 0.25 0.25 0.25 0.25 0.25 25 15 10 5 5 1 1 1 1 2 FMBZ5231BLT1 FMBZ5232BLT1 FMB Z5233B LT 1* F MBZ5234BLT1 F MBZ5235BLT1 8F 8G 8H 8J 8K 4.84 5.32 5.70 5.89 6.46 5.1 5.6 6 6.2 6.8 5.36 5.88 6.30 6.51 7.14 20 20 20 20 20 17 11 7 7 5 1600 1600 1600 1000 750 0.25 0.25 0.25 0.25 0.25 5 5 5 5 3 2 3 3.5 4 5 FMB Z5236B LT 1 FMB Z5237B LT 1 FMB Z5238B LT 1 FMB Z5239B LT 1 FMBZ5240BLT1 8L 8M 8N 8P 8Q 7.12 7.79 8.26 8.64 9.50 7.5 8.2 8.7 9.1 10 7.88 8.61 9.14 9.56 10.50 20 20 20 20 20 6 8 8 10 17 500 500 600 600 600 0.25 0.25 0.25 0.25 0.25 3 3 3 3 3 6 6.5 6.5 7 8 FMB Z5241B LT 1 F MBZ5242BLT1 FMB Z5243B LT 1 FMB Z5244B LT 1 F MBZ5245BLT1 8R 8S 8T 8U 8V 10.4 11.40 12.35 13.30 14.25 11 12 13 14 15 11.55 12.60 13.65 14.70 15.75 20 20 9.5 9 8.5 22 30 13 15 16 600 600 600 600 600 0.25 0.25 0.25 0.25 0.25 2 1 0.5 0.1 0.1 8.4 9.1 9.9 10 11 FMB Z5246B LT 1* FMB Z5247B LT 1 F MBZ5248BLT1 FMB Z5249B LT 1 F MBZ5250BLT1 8W 8X 8Y 8Z 81A 15.20 16.15 17.10 18.05 19.00 16 17 18 19 20 16.80 17.85 18.90 19.95 21.00 7.8 7.4 7 6.6 6.2 17 19 21 23 25 600 600 600 600 600 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 12 13 14 14 15 FMB Z5251B LT 1* FMB Z5252B LT 1* FMB Z5253B LT 1 F MBZ5254BLT1 FMB Z5255B LT 1 81B 81C 81D 81E 81F 20.90 22.80 23.75 25.65 26.60 22 24 25 27 28 23.10 25.20 26.25 28.35 29.40 5.6 5.2 5 4.6 4.5 29 33 35 41 44 600 600 600 600 600 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 17 18 19 21 21 FMB Z5256B LT 1 F MBZ5257BLT1 FMB Z5258B LT 1 FMB Z5259B LT 1 FMB Z5260B LT 1 81G 81H 81J 81K 81L 28.50 31.35 34.20 37.05 40.85 30 33 36 39 43 31.50 34.65 37.80 40.95 45.15 4.2 3.8 3.4 3.2 3 49 58 70 80 93 600 700 700 800 900 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 23 25 27 30 33 FMB Z5261B LT 1 FMB Z5262B LT 1 FMB Z5263B LT 1 FMB Z5264B LT 1 FMB Z5265B LT 1 81M 81N 81P 81Q 81R 44.65 48.45 53.20 57.00 58.90 47 51 56 60 62 49.35 53.55 58.80 63.00 65.10 2.7 2.5 2.2 2.1 2 105 125 150 170 185 1000 1100 1300 1400 1400 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 36 39 43 46 47 FMB Z5266B LT 1 FMB Z5267B LT 1 FMB Z5268B LT 1 FMB Z5269B LT 1 FMB Z5270B LT 1 81S 81T 81U 81V 81W 64.60 71.25 77.90 82.65 86.45 68 75 82 87 91 71.40 78.75 86.10 91.35 95.55 1.8 1.7 1.5 1.4 1.4 230 270 330 370 400 1600 1700 2000 2200 2300 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 52 56 62 68 69 NOT E . Zener voltage is meas ured with a puls e tes t current I Z at an ambient temperature of 25 C 100 8 7 θ VZ, TEMPERA TEMPERATURE TURE COEFFICIENT (mV/ (mV/C) C) θ VZ, TEMPERA TEMPERATURE TURE COEFFICIENT (mV/ (mV/C) C) T Y P IC A L C HA R A C T E R IS T IC S T Y P IC A L TC V VA A L UE S F OR F OR MMB FMB Z5221B LT 1 S E R IE S 6 5 4 VZ @ I ZT 3 2 1 0 ±1 ±2 ±3 2 3 4 5 6 7 8 9 10 11 T Y P IC A L TC V VA A L UE S F OR F ORFMB MMB Z5221B LT 1 S E R IE S VZ @ I ZT 10 1 10 12 100 V Z , NOMINA L ZE NE R V OLT OL T A G E (V ) V Z , NOMINA L ZE NE R V OL T A G E (V ) F igure 2. Temperature T emperature C oeffic ients (Temperature (T emperature R ange ±5 5 C to +150 C ) F igure1 Temperature C oeffic ients (Temperature R ange±5 55C~+150C) 1000 T J = 25 C I Z(A C ) = 0.1Z(I DC ) f = 1 kHz 75 V (FMB Z5267BTL1) 91 V (FMB Z5270BTL1) IF, FORWARD CURRENT (mA) Z ZT, DYNAMIC IMPEDANCE Ω () 1000 IZ = 1 mA 100 5 mA 20 mA 10 100 10 75 C 25 C 150 C 1 1 10 VZ , NOMINA L ZE NE R V OLTA G E 1 0.4 100 0.5 F igure3.E ffec t of Zener Voltage on Zener Impedanc e 0.7 0.8 0.9 V F, F ORWA R D V OLTA G E (V ) 1.0 I R , LEAKAGE CURRENT (µA) TA = 25C 100 B IA S T A 50% OF V Z NOM 10 100 10 1 +150 C 0.1 0.01 +25 C 0.001 ±55 C 0.0001 1 0.00001 1 100 10 V Z , NOMINA L ZE NE R V OLTA G E (V ) 0 F igure 5. Typic al C apac itanc e 10 20 30 40 50 60 V Z , NOMINA L ZE NE R V OL TA G E (V ) 70 80 90 F igure 6. Typic al L eakage C urrent 100 100 TA = 25C I Z , ZENER CURRENT (mA) TA = 25C I Z , ZENER CURRENT (mA) 1.2 1000 0 V BIAS 1 V BIAS 10 1 0.1 0.01 1.1 F igure 4. Typic al F orward Voltage 1000 C, CAPACITANCE (pF) 0.6 0C 0 2 4 6 8 V Z , ZE NE R V OLTA G E (V ) 10 12 F igure 7. Zener Voltage vers us Zener C urrent (V Z Up to 12 V ) 10 1 0.1 0.01 10 30 50 70 V Z , ZE NE R V OLTA G E (V ) 90 F igure 8. Zener Voltage vers us Zener C urrent (12 V to 91 V )