FM4735W(A) THRU FM4763W(A) SURFACE MOUNT GLASS PASSIVATED ZENER SILICON RECTIFIER VOLTAGE RANGE 6.2 TO 91.0 Volts STEADY STATE POWER 1.0 WATT FEATURES * * * * Plastic package has underwriters laboratory Excellent clamping capability Low zener impedance Low regulation factor DO-214AC MECHANICAL DATA 0.067 (1.70 ) 0.051 (1.29 ) * Epoxy : Device has UL flammability classification 94V-0 0.110 ( 2.79 ) 0.086 ( 2.18 ) 0.180 ( 4.57 ) 0.160 ( 4.06 ) 0.012 ( 0.305 ) 0.006 ( 0.152 ) 0.091 ( 2.31 ) 0.067 ( 1.70 ) 0.059 ( 1.50 ) 0.035 ( 0.89 ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS 0.008 ( 0.203 ) 0.004 ( 0.102 ) Ratings at 25 o C ambient temperature unless otherwise specified. 0.209 ( 5.31 ) 0.185 ( 4.70 ) Dimensions in inches and (millimeters) MAXIMUN RATINGS ( @ TA = 25oC unless otherwise noted ) SYMBOL Ratings Power Dissipation CHARACTERISTICS PTOT 1 UNITS W Thermal Resis RthJA 170 K / mW % - see note1 Forward Voltage@If = 100mA Vf 1.0 V Junction Temp TJ 150 o C Storage Temp Tstg -55 to 150 o C Tolarance ELECTRICAL CHARACTERISTICS ( @ TA = 25oC unless otherwise noted ) NOMINAL TEST ZENER TYPE CURRENT VOLTAGE VZ at IZT (NOTE 1) (Volts) IZT (mA) MAXIMUM MAXIMUM DC MAXIMUM MAXIMUM DYNAMIC REVERSE SURGE FORWARD IMPEDANCE LEAKAGE CURRENT CURRENT VOLTAGE ZZT at IZT ZZK at IZK (NOTE 1) IZK (ohms) (ohms) (mA) IR VR (NOTE 2) IRM VF at 200mA (uA) (Volts) (mApk) (Volts) Min. Typ. Max. FM4735W 4.96 6.2 7.34 41.0 2.0 700 1.00 50.0 3.0 730.0 1.2 FM4735WA 5.58 6.2 6.82 41.0 2.0 700 1.00 50.0 3.0 730.0 1.2 FM4736W 5.44 6.8 8.16 37.0 3.5 700 1.00 10.0 4.0 660.0 1.2 FM4736WA 6.12 6.8 7.48 37.0 3.5 700 1.00 10.0 4.0 660.0 1.2 6.0 7.5 9.0 34.0 4.0 700 0.50 10.0 5.0 605.0 1.2 FM4737WA 6.75 7.5 8.25 34.0 4.0 700 0.50 10.0 5.0 605.0 1.2 FM4738W 6.56 8.2 9.84 31.0 4.5 700 0.50 10.0 6.0 550.0 1.2 FM4738WA 7.38 8.2 9.02 31.0 4.5 700 0.50 10.0 6.0 550.0 1.2 FM4739W 7.28 9.1 10.92 28.0 5.0 700 0.50 10.0 7.0 500.0 1.2 FM4739WA 8.19 9.1 10.01 28.0 5.0 700 0.50 10.0 7.0 500.0 1.2 FM4740W 8.0 10.0 12.0 25.0 7.0 700 0.25 10.0 7.6 454.0 1.2 FM4740WA 9.0 10.0 11.0 25.0 7.0 700 0.25 10.0 7.6 454.0 1.2 FM4737W 2007-12 ELECTRICAL CHARACTERISTICS ( At TA = 25OC unless otherwise noted) NOMINAL TEST ZENER TYPE CURRENT VOLTAGE VZ at IZT (NOTE 1) (Volts) IZT MAXIMUM MAXIMUM DC MAXIMUM MAXIMUM DYNAMIC REVERSE SURGE FORWARD IMPEDANCE LEAKAGE CURRENT CURRENT VOLTAGE IR VR (NOTE 2) IRM VF at 200mA (mA) ZZT at IZT ZZK at IZK (NOTE 1) IZK (ohms) (ohms) (mA) (uA) (Volts) (mApk) (Volts) Min. Typ. Max. FM4741W 8.8 11.0 13.2 23.0 8.0 700 0.25 5.0 8.4 414.0 1.2 FM4741WA 9.9 11.0 12.1 23.0 8.0 700 0.25 5.0 8.4 414.0 1.2 FM4742W 9.6 12.0 14.4 21.0 9.0 700 0.25 5.0 9.1 380.0 1.2 FM4742WA 10.8 12.0 13.2 21.0 9.0 700 0.25 5.0 9.1 380.0 1.2 FM4743W 10.4 13.0 15.6 19.0 10.0 700 0.25 5.0 9.9 344.0 1.2 FM4743WA 11.7 13.0 14.3 19.0 10.0 700 0.25 5.0 9.9 344.0 1.2 FM4744W 12.0 15.0 18.0 17.0 14.0 700 0.25 5.0 11.4 305.0 1.2 FM4744WA 13.5 15.0 16.5 17.0 14.0 700 0.25 5.0 11.4 305.0 1.2 FM4745W 12.8 16.0 19.2 15.5 16.0 700 0.25 5.0 12.2 285.0 1.2 FM4745WA 14.4 16.0 17.6 15.5 16.0 700 0.25 5.0 12.2 285.0 1.2 FM4746W 14.4 18.0 21.6 14.0 20.0 750 0.25 5.0 13.7 250.0 1.2 FM4746WA 16.2 18.0 19.8 14.0 20.0 750 0.25 5.0 13.7 250.0 1.2 FM4747W 16.0 20.0 24.0 12.5 22.0 750 0.25 5.0 15.2 225.0 1.2 FM4747WA 18.0 20.0 22.0 12.5 22.0 750 0.25 5.0 15.2 225.0 1.2 FM4748W 17.6 22.0 26.4 11.5 23.0 750 0.25 5.0 16.7 205.0 1.2 FM4748WA 19.8 22.0 24.2 11.5 23.0 750 0.25 5.0 16.7 205.0 1.2 FM4749W 23.2 24.0 28.8 10.5 25.0 750 0.25 5.0 18.2 190.0 1.2 FM4749WA 21.6 24.0 26.4 10.5 25.0 750 0.25 5.0 18.2 190.0 1.2 FM4750W 21.6 27.0 32.4 9.5 35.0 750 0.25 5.0 20.6 170.0 1.2 FM4750WA 24.3 27.0 29.7 9.5 35.0 750 0.25 5.0 20.6 170.0 1.2 FM4751W 24.0 30.0 36.0 8.5 40.0 1000 0.25 5.0 22.8 150.0 1.2 FM4751WA 27.0 30.0 33.0 8.5 40.0 1000 0.25 5.0 22.8 150.0 1.2 FM4752W 26.4 33.0 39.6 7.5 45.0 1000 0.25 5.0 25.1 135.0 1.2 FM4752WA 29.7 33.0 36.3 7.5 45.0 1000 0.25 5.0 25.1 135.0 1.2 FM4753W 28.8 36.0 43.2 7.0 50.0 1000 0.25 5.0 27.4 125.0 1.2 FM4753WA 32.4 36.0 39.6 7.0 50.0 1000 0.25 5.0 27.4 125.0 1.2 FM4754W 31.2 39.0 46.8 6.5 60.0 1000 0.25 5.0 29.7 115.0 1.2 FM4754WA 35.1 39.0 42.9 6.5 60.0 1000 0.25 5.0 29.7 115.0 1.2 FM4755W 34.4 43.0 51.6 6.0 70.0 1500 0.25 5.0 32.7 110.0 1.2 FM4755WA 38.7 43.0 47.3 6.0 70.0 1500 0.25 5.0 32.7 110.0 1.2 FM4756W 37.6 47.0 56.4 5.5 80.0 1500 0.25 5.0 35.8 95.0 1.2 FM4756WA 42.3 47.0 51.7 5.5 80.0 1500 0.25 5.0 35.8 95.0 1.2 FM4757W 40.8 51.0 61.2 5.0 95.0 1500 0.25 5.0 38.8 90.0 1.2 FM4757WA 45.9 51.0 56.1 5.0 95.0 1500 0.25 5.0 38.8 90.0 1.2 FM4758W 44.8 56.0 67.2 4.5 110.0 2000 0.25 5.0 42.6 80.0 1.2 FM4758WA 50.4 56.0 61.6 4.5 110.0 2000 0.25 5.0 42.6 80.0 1.2 FM4759W 49.6 62.0 74.4 4.0 125.0 2000 0.25 5.0 47.1 70.0 1.2 FM4759WA 55.8 62.0 68.2 4.0 125.0 2000 0.25 5.0 47.1 70.0 1.2 ELECTRICAL CHARACTERISTICS ( At TA = 25OC unless otherwise noted) NOMINAL CURRENT VOLTAGE TYPE MAXIMUM MAXIMUM DC MAXIMUM MAXIMUM DYNAMIC REVERSE SURGE FORWARD IMPEDANCE LEAKAGE CURRENT CURRENT VOLTAGE TEST ZENER VZ at IZT (NOTE 1) (Volts) IR VR (NOTE 2) IRM VF at 200mA (mA) IZT ZZT at IZT ZZK at IZK (NOTE 1) IZK (ohms) (ohms) (mA) (uA) (Volts) (mApk) (Volts) Min. Typ. Max. FM4760W 54.4 68.0 81.6 3.7 150.0 2000 0.25 5.0 51.7 65.0 1.2 FM4760WA 61.2 68.0 74.8 3.7 150.0 2000 0.25 5.0 51.7 65.0 1.2 FM4761W 60.0 75.0 90.0 3.3 175.0 2000 0.25 5.0 56.0 60.0 1.2 FM4761WA 67.5 75.0 82.5 3.3 175.0 2000 0.25 5.0 56.0 60.0 1.2 FM4762W 65.6 82.0 98.4 3.0 200.0 3000 0.25 5.0 62.2 55.0 1.2 FM4762WA 73.8 82.0 90.2 3.0 200.0 3000 0.25 5.0 62.2 55.0 1.2 FM4763W 72.8 91.0 109.2 2.0 250.0 3000 0.25 5.0 69.2 50.0 1.2 FM4763WA 81.9 91.0 100.1 2.0 250.0 3000 0.25 5.0 69.2 50.0 1.2 Notes : 1. Standard VZ Tolerance is 20% , Suffix " A " denotes 10% tolerance. 2. Surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per JEDEC Method. 3. Maximum steady state power dissipation is 1.0 watt at TL = 75oC. 4. "Fully ROHS compliant", "100% Sn plating (Pb-free)". 2007-12 1000 1.0 DYNAMIC ZENER IMOPENDANCE, (W) AVERAGE POWER DISSIPATION, (W) RATING AND CHARACTERISTICS CURVES ( FM4735W(A) THRU FM4763W(A) ) RESISTIVE OR INDUCTIVE LOAD 0.8 0.6 0.4 0.2 P.C.B. MOUNTED ON 0.31 X 0.31 X 0.08" (8 X 8 X 2mm) COPPER AREAS PADS 0 -35 -25 0 25 50 75 100 125 150 100 10 1 0.5 1 10 ZENER TEST CURRENT, (mA) FIG.1 MAXIMUM CONTINUOUS POWER DISSIPATION FIG.2 TYPICAL ZENER IMPENDANCE INSTANTANEOUS REVERSE CURRENT,(uA) 10 PULSE WIDTH=300uS 1% DUTY CYCLE 1 TJ = 25 OC 0.1 0.01 0.4 100 TERMINAL TEMPERATURE, ( C) 0.6 0.8 1.0 1.2 1.4 1.6 10 1 0.1 TJ = 25 OC 0.01 0 20 40 90 TESTED at RATED IZT 50 30 10 10 20 80 100 FIG.4 TYPICAL REVERSE CHARACTERISTICS 110 0 0 60 PERCENT OF RATED ZENER VOLTAGE, (%) FIG.3 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FOR FM4763W 70 500 TJ = 100 OC INSTANTANEOUS FORWARD VOLTAGE, (V) TEMPERATURE COEFFICIENT, (mV/OC) INSTANTANEOUS FORWARD CURRENT, (A) O 30 40 50 60 70 80 90 100 ZENER VOLTAGE, (V) FIG.5 TYPICAL TEMPERATURE COEFFICIENTS 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. Rectron Inc or anyone on its behalf assumes no responsibility or liability for any errors or inaccuracies. Data sheet specifications and its information contained are intended to provide a product description only. "Typical" parameters which may be included on RECTRON data sheets and/ or specifications can and do vary in different applications and actual performance may vary over time. Rectron Inc does not assume any liability arising out of the application or use of any product or circuit. Rectron products are not designed, intended or authorized for use in medical, life-saving implant or other applications intended for life-sustaining or other related applications where a failure or malfunction of component or circuitry may directly or indirectly cause injury or threaten a life without expressed written approval of Rectron Inc. 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