BZT52-B4V3 SERIES SURFACE MOUNT SILICON ZENER DIODES VOLTAGE 4.3 to 51 Volts POWER 500mWatts SOD-123 Unit: inch (mm) FEATURES • 500mW Power Dissipation .028(0.7) .019(0.5) .110(2.8) .098(2.5) • Zener Voltages from 4.3~51V • Ideally Suited for Automated Assembly Processes .071(1.8) .055(1.4) .154(3.90) .141(3.60) • Planar Die construction • Pb free product : 99% Sn above can meet RoHS .008(.20)MAX MECHANICAL DATA .053(1.35) .037(0.95) environment substance directive request • Case: SOD-123, Molded Plastic • Terminals: Solderable per MIL-STD-750, Method 2026 • Polarity: See Diagram Below • Approx. Weight: 0.01 grams .016(.40)MIN .005(.12)MAX • Mounting Position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Parameter Symbol Value Units Maximum Forward Voltage Drop at IF=100mA VF 1.0 V Maximum Power Dissipation (Notes A) at 25OC PD 500 mW Peak Forward Surge Current, 8.3ms single half sine-wave superimposed on rated load (JEDEC method) (Notes B) IFSM 4.0 Amps TJ -50 to +150 Operating Junction and StorageTemperature Range O C NOTES: A. Mounted on 5.0mm 2(.013mm thick) land areas. B. Measured on 8.3ms, single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum. V010-DEC.29.2005 PAGE . 1 BZT52-B4V3 SERIES Nominal Zener Voltage Part Number Max Reverse Leakage Current Max. Zener Impedance VZ @ IZT ZZT @ IZT ZZK @ IZK IR @ VR Marking C ode P a cka g e Nom. V Min. V Max. V Ω mA Ω mA µA V BZT52-B4V3 4.3 4.21 4.39 95 5.0 600 1.00 5.0 1.0 W7 SOD-123 BZT52-B4V7 4.7 4.61 4.79 78 5.0 500 1.00 5.0 2.0 W8 SOD-123 BZT52-B5V1 5.1 5.00 5.20 60 5.0 480 1.00 0.1 0.8 W9 SOD-123 BZT52-B5V6 5.6 5.49 5.71 40 5.0 400 1.00 0.1 1.0 WA SOD-123 BZT52-B6V2 6.2 6.08 6.32 10 5.0 150 1.00 0.1 2.0 WB SOD-123 BZT52-B6V8 6.8 6.66 6.94 8 5.0 80 1.00 0.1 3.0 WC SOD-123 BZT52-B7V5 7.5 7.35 7.65 7 5.0 80 1.00 0.1 5.0 WD SOD-123 BZT52-B8V2 8.2 8.04 8.36 7 5.0 80 1.00 0.1 6.0 WE SOD-123 BZT52-B9V1 9.1 8.92 9.28 10 5.0 100 1.00 0.1 7.0 WF SOD-123 BZT52-B10 10 9.80 10.20 15 5.0 150 1.00 0.1 7.5 WG SOD-123 BZT52-B11 11 10.78 11.22 20 5.0 150 1.00 0.1 8.5 WH SOD-123 BZT52-B12 12 11.76 12.24 20 5.0 150 1.00 0.1 9.0 WI SOD-123 BZT52-B13 13 12.74 13.26 25 5.0 170 1.00 0.1 10.0 WK SOD-123 BZT52-B14 14 13.72 14.28 25 5.0 170 1.00 0.1 10.5 WJ SOD-123 BZT52-B15 15 14.70 15.30 30 5.0 200 1.00 0.1 11.0 WL SOD-123 BZT52-B16 16 15.68 16.32 40 5.0 200 1.00 0.1 12.0 WM SOD-123 BZT52-B17 17 16.66 17.34 40 5.0 200 1.00 0.1 13.0 17C SOD-123 BZT52-B18 18 17.64 18.36 50 5.0 225 1.00 0.1 14.0 WN SOD-123 BZT52-B20 20 19.60 20.40 50 5.0 225 1.00 0.1 15.0 WO SOD-123 BZT52-B22 22 21.56 22.44 55 5.0 250 1.00 0.1 17.0 WP SOD-123 BZT52-B24 24 23.52 24.48 80 5.0 250 1.00 0.1 18.0 WR SOD-123 BZT52-B27 27 26.46 27.54 80 5.0 300 1.00 0.1 20.0 WS SOD-123 BZT52-B28 28 27.44 28.56 80 5.0 300 1.00 0.1 22.0 28C SOD-123 BZT52-B30 30 29.40 30.60 80 5.0 300 1.00 0.1 22.5 WT SOD-123 BZT52-B33 33 32.34 33.66 80 5.0 325 1.00 0.1 25.0 WU SOD-123 BZT52-B36 36 35.28 36.72 90 5.0 350 1.00 0.1 27.0 WW SOD-123 BZT52-B39 39 38.22 39.78 90 5.0 350 1.00 0.1 29.0 WX SOD-123 BZT52-B43 43 42.14 43.86 100 5.0 700 1.00 0.1 32.0 WY SOD-123 BZT52-B47 47 46.06 47.94 100 5.0 750 1.00 0.1 35.0 WZ SOD-123 BZT52-B51 51 49.98 52.02 100 5.0 750 1.00 0.1 38.0 XA SOD-123 V010-DEC.29.2005 PAGE . 2 TEMPERATURE COEFFICIENT,(mA/ OC) TEMPERATURE COEFFICIENT,(mA/ OC) BZT52-B4V3 SERIES 8 7 6 5 4 3 2 1 0 -1 -2 -3 2 3 4 5 6 7 8 9 10 11 12 100 10 1 10 100 NOMINAL ZENER VOLTAGE,VOLTS NOMINAL ZENER VOLTAGE,VOLTS Fig.2 TEMPERATURE COEFFICENTS Fig.1 TEMPERATURE COEFFICENTS 1000 1000 TJ=25 C IZ(AC)=0.1 IZ(DC) F=1 kHZ IZ = 1 mA FORWARD CURRENT,mA DYNAMIC IMPEDANCE,W O 100 5 mA 20 mA 10 1 1 10 100 150OC 10 O 75 C 25OC 1 0.4 100 0.5 0.6 NORMAL ZENER VOLTAGE, VOLTS 0.7 5OC 0.8 0.9 1.0 1.1 1.2 FORWARD VOLTAGE, VOLTS Fig.4 TYPICAL FORWARD VOLTAGE Fig.3 EFFECT OF ZENER VOLTAGE ON ZENER IMPEDANCE 1000 0.5 CAPACITANCE,pF POWER DISSIPATION, Watts TA=25 oC 0 V BIAS 1 V BIAS 0.6 T A =25 OC 0.4 0.3 100 BIASAT 50% OF VZ NOM 10 0.2 0.1 0 1 0 25 50 75 100 125 1 10 100 150 NORMAL ZENER VOLTAGE, VOLTS O TEMPERATURE ( C) Fig.5 STEADY STATE POWER DERATING V010-DEC.29.2005 Fig.6 TYPICAL CAPACITANCE PAGE . 3 BZT52-B4V3 SERIES 10 0 -1 ZENER CURRENT, Amperes ZENER CURRENT, Amperes 10 10 -2 10 -3 10 -4 10 -1 10 -2 10 -3 10 -4 10 -5 10 -6 10 -7 10 -5 10 0 6 4 2 8 10 12 ZENER VOLTAGE, VOLTS -8 10 15 20 25 30 35 40 45 ZENER VOLTAGE, VOLTS Fig.8 ZENER VOLTAGE VERSUS ZENER CURRENT Fig.7 ZENER VOLTAGE VERSUS ZENER CURRENT LEAKAGE CURRENT,uA 1000 100 10 1 O +150 C 0.1 0.01 O 0.001 +25 C 0.0001 -55 C 0.00001 O 0 10 20 30 40 50 60 70 80 90 NORMAL ZENER VOLTAGE, VOLTS Fig.9 TYPICAL LEAKAGE CURRENT V010-DEC.29.2005 PAGE . 4 BZT52-B4V3 SERIES MOUNTING PAD LAYOUT ORDER INFORMATION • Packing information T/R - 10K per 13" plastic Reel T/R - 3K per 7" plastic Reel LEGAL STATEMENT Copyright PanJit International, Inc 2005 The information presented in this document is believed to be accurate and reliable. The specifications and information herein are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit does not convey any license under its patent rights or rights of others. V010-DEC.29.2005 PAGE . 5