DL4728A THRU DL4764A SURFACE MOUNT M.E.L.F ZENER DIODE FEATURES * Through-Hole Device Type Mounting * Hermetically Sealed Glass * Compression Bonded Construction * All external surfaces are corrosion resistant and leads are readily solderable LL-41 MECHANICAL DATA * Package : LL-41 (MELF) * Case : Hermetically Sealed Glass * Lead : Tin (0.110)2.80 (0.094)2.40 (0.024)0.60 (0.018)0.46 2 Places typ MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (0.216)5.6 (0.198)4.8 o Ratings at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) o MAXIMUN RATINGS ( @ TA = 25 C unless otherwise noted ) SYMBOL Ratings Power Dissipation CHARACTERISTICS PTOT 1 UNITS W Thermal Resis RthJA 170 K/W % - 5 Forward Voltage@If = 100mA Vf 1.0 V Junction Temp TJ 200 o C Storage Temp Tstg -65 to 200 o C Tolarance ELECTRICAL CHARACTERISTICS ( @ TA = 25oC unless otherwise noted ) ZENER VOLTAGE TYPE MAX ZENER IMPEDANCE @IzT MAX ZENER IMPEDANCE @Izk MAX IMUM REVERSE CURRENT MAX IMUM REGULATOR CURRENT Vz(V) Izt(mA) ZzT(W) IzT(mA) ZzK(W) IzK(mA) VR(V) IR(uA) IzM(mA) DL4728A 3.3 76 10 76 400 1.0 1.0 100 276 DL4729A 3.6 69 10 69 400 1.0 1.0 100 252 DL4730A 3.9 64 9 64 400 1.0 1.0 50 234 DL4731A 4.3 58 9 58 400 1.0 1.0 10 217 DL4732A 4.7 53 8 53 500 1.0 1.0 10 193 DL4733A 5.1 49 7 49 550 1.0 1.0 10 178 DL4734A 5.6 45 5 45 600 1.0 2.0 10 162 DL4735A 6.2 41 2 41 700 1.0 3.0 10 146 DL4736A 6.8 37 3.5 37 700 1.0 4.0 10 133 DL4737A 7.5 34 4 34 700 0.5 5.0 10 121 DL4738A 8.2 31 4.5 31 700 0.5 6.0 10 110 DL4739A 9.1 28 5 28 700 0.5 7.0 10 100 2009-02 ELECTRICAL CHARACTERISTICS ( @ TA = 25oC unless otherwise noted ) MAX ZENER IMPEDANCE @IzT ZENER VOLTAGE TYPE MAX ZENER IMPEDANCE @Izk MAX IMUM REVERSE CURRENT MAX IMUM REGULATOR CURRENT Vz(V) Izt(mA) ZzT(W) IzT(mA) ZzK(W) IzK(mA) VR(V) IR(uA) IzM(mA) DL4740A 10 25 7 25 700 0.25 7.6 10 91 DL4741A 11 23 8 23 700 0.25 8.4 5 83 DL4742A 12 21 9 21 700 1.0 9.1 5 76 DL4743A 13 19 10 19 700 1.0 9.9 5 69 DL4744A 15 17 14 17 700 1.0 11.4 5 61 DL4745A 16 15.5 16 15.5 700 1.0 12.2 5 57 DL4746A 18 14 20 14 750 1.0 13.7 5 50 DL4747A 20 12.5 22 12.5 750 1.0 15.2 5 45 DL4748A 22 11.5 23 11.5 750 1.0 16.7 5 41 DL4749A 24 10.5 25 10.5 750 1.0 18.2 5 38 DL4750A 27 9.5 35 9.5 750 1.0 20.6 5 34 DL4751A 30 8.5 40 8.5 1000 0.5 22.8 5 30 DL4752A 33 7.5 45 7.5 1000 0.5 25.1 5 27 DL4753A 36 7.0 50 7.0 1000 0.5 27.4 5 25 DL4754A 39 6.5 60 6.5 1000 0.25 29.7 5 23 DL4755A 43 6.0 70 6.0 1500 0.25 32.7 5 22 DL4756A 47 5.5 80 5.5 1500 0.25 35.8 5 19 DL4757A 51 5.0 95 5.0 1500 0.25 38.8 5 18 DL4758A 56 4.5 110 4.5 2000 0.25 42.6 5 16 DL4759A 62 4.0 125 4.0 2000 0.25 47.1 5 14 DL4760A 68 3.7 150 3.7 2000 0.25 51.7 5 13 DL4761A 75 3.3 175 3.3 2000 0.25 56.0 5 12 DL4762A 82 3.0 200 3.0 3000 0.25 62.2 5 11 DL4763A 91 2.8 250 2.8 3000 0.25 69.2 5 10 DL4764A 100 2.5 350 2.5 3000 0.25 76.0 5 9 Note : "Fully ROHS compliant", "100% Sn plating (Pb-free)". 2009-02 10000 1.25 DYNAMIC ZENER IMPEDANCE, (W) ADMISSIBLE POWER DISSIPATION, (W) RATING AND CHARACTERISTICS CURVES ( DL4728A THRU DL4764A ) 1.00 0.75 0.50 0.25 0 0 25 50 75 100 125 150 175 1000 100 VZ = 100 V 10 200 0.1 1 AMBIENT TEMPERATURE, (OC) TJ = 25OC Pulse Width = 300uS 1% Duty Cycle 1 0.1 0.01 0.4 0.6 0.8 1 1.2 1.4 1.6 INSTANTANTEOUS FORWARD VOLTAGE, (V) FIG.3 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.2 TYPICAL ZENER IMPEDANCE INSTANTANTEOUS REVERSE CURRENT, (uA) INSTANTANTEOUS FORWARD CURRENT, (A) FIG.1 ADMISSIBLE POWER DISSIPATION vs. AMBIENT TEMPERATURE 10 10 ZENER TEST CURRENT, (mA) 10 1 TJ = 100 °C 0.1 TJ = 25 °C 0.01 0 20 40 60 80 100 PERCENT OF RATED ZENER VOLTAGE, (%) FIG.4 TYPICAL REVERSE CHARACTERISTICS 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.