FM4745WA

FM4745WA SURFACE MOUNT GLASS PASSIVATED ZENER SILICON RECTIFIER VOLTAGE RANGE 16 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 * Epoxy : Device has UL flammability classification 94V-0 * AECQ-101 certificated 0.067 (1.70 ) 0.110 ( 2.79 ) 0.051 (1.29 ) 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 ) Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) MAXIMUM RATINGSAND ELECTRICAL CHARACTERISTICS ELECTRICAL CHARACTERISTICS ( At TA = 25OC unless otherwise noted) NOMINAL TEST ZENER CURRENT VOLTAGE TYPE FM4745WA Notes : at IZT VZ (NOTE 1) (Volts) IZT (mA) 16.0 15.5 MAXIMUM DYNAMIC IMPEDANCE ZZT at (NOTE 1) ZZK at IZT IZK (ohms) (ohms) (mA) 16.0 700 0.25 MAXIMUM DC MAXIMUM MAXIMUM REVERSE SURGE FORWARD LEAKAGE CURRENT CURRENT VOLTAGE IR (uA) VR (Volts) (NOTE 2) IRM (mApk) at 200mA VF (Volts) 5.0 12.2 285.0 1.2 1. Standard Voltage Tolerance : 20% , Suffix " A " : 10% . 2. Surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per JEDEC Method. o 3. Maximum steady state power dissipation is 1.0 watt at TL = 75 C. 4. "Fully ROHS compliant", "100% Sn plating (Pb-free)". 5. Available in Halogen-free epoxy by adding suffix -HF after the part nbr. 2016-08 REV: O 1000 1.0 DYNAMIC ZENER IMOPENDANCE, (Ω ) AVERAGE POWER DISSIPATION, (W) RATING AND CHARACTERISTICS CURVES ( FM4745WA ) 60Hz 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 0.1 TJ = 25 OC 0.01 20 0 40 90 TESTED at RATED I ZT 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 1 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 Mounting Pad Layout 0.074 MAX. (1.88 MAX.) 0.066MIN. (1.68 MIN.) 0.060 MIN. (1.52 MIN.) 0.208 (5.28) REF Dimensions in inches and (millimeters) Marking Description ZXX Part No. Voltage-code V Y W W Cathode Band Year – code (Y: Last digit of year & A:2010,B:2011……) Week – code (WW: 01~52) PACKAGING OF DIODE AND BRIDGE RECTIFIERS REEL PACK PACKAGE PACKING EA PER EA PER COMPONENT TAPE SPACE REEL DIA CARTON SIZE EA PER GROSS SPACE INNER REEL CARTON WEIGHT(Kg) CODE (mm) (mm) (mm) (mm) BOX SMA -T 1,500 6,000 --- --- 178 390*205*310 48,000 8.40 SMA -W 5,000 10,000 --- --- 330 360*355*360 80,000 14.20 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. Customers using or selling Rectron components for use in such applications do so at their own risk and shall agree to fully indemnify Rectron Inc and its subsidiaries harmless against all claims, damages and expenditures.