1N4728A-G~1N4764A-G SILICON ZENER DIODE VOLTAGE 3.3 to 100 Volts 1.0 Watts POWER FEATURES * Low profile package 0.030(0.75) 0.026(0.65) 1.0(26.0)MIN. * Built-in strain relief * Low inductance * High temperature soldering : 260C /10 seconds at terminals 0.177(4.5) 0.138(3.5) * Glass package has Underwriters Laboratory Flammability Classification * In compliance with EU RoHS 2002/95/EC directives MECHANICAL DATA 0.107(2.7) 0.080(2.0) 1.0(26.0)MIN. * Case: Molded Glass DO-41G * Terminals: Axial leads, solderable per MIL-STD-750, Method 2026 guaranteed * Polarity: Color band denotes positive end * Mounting position:Any * Weight: 0.012 ounce, 0.317 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. Parameter Power Dissipation at Tamb = 25 O C Junction Temperature Storage Temperature Range Symbol Value Units PTOT 1* W TJ -65 to +200 O TSTG -65 to +200 O C C *Valid provided that leads at a distance of 10mm from case are kept at ambient temperature. Parameter Thermal Resi stance Juncti on to Ambi ent Ai r Forward Voltage at IF = 200mA Symbol Min. Typ. Max. Uni ts RJA -- -- 170* K/W VF -- -- 1.2 V *Vali d provi ded that leads at a di stance of 10mm from case are kept at ambi ent temperature. September 23,2011-REV.06 PAGE . 1 1N4728A-G~1N4764A-G N o min a l Ze n er Vo lta g e Part Number V Z @ I ZT N o m. V Ma x imu m Leakage Current Ma x . Ze n er Imp e d a n c e Z ZT @ I ZT Z ZK @ I ZK I R @ VR Min . V Ma x. V mA mA A V Marking Code 1.0 Watt Zener Diodes 1N4728A-G 3.3 3.14 3.47 10.0 76.00 400 1.00 100 1 1N4728A 1N4729A-G 3.6 3.42 3.78 10.0 69.00 400 1.0 100 1 1N4729A 1N4730A-G 3.9 3.71 4.10 9.0 64.00 400 1.0 50 1 1N4730A 1N4731A-G 4.3 4.09 4.52 9.0 58.00 400 1.0 10 1 1N4731A 1N4732A-G 4.7 4.47 4.94 8.0 53.00 500 1.0 10 1 1N4732A 1N4733A-G 5.1 4.85 5.36 7.0 49.00 550 1.0 10 1 1N4733A 1N4734A-G 5.6 5.32 5.88 5.0 45.00 600 1.0 10 2 1N4734A 1N4735A-G 6.2 5.89 6.51 2.0 41.00 700 1.0 10 3 1N4735A 1N4736A-G 6.8 6.46 7.14 3.5 37.00 700 1.0 5 4 1N4736A 1N4737A-G 7.5 7.13 7.88 4.0 34.00 700 0.5 5 5 1N4737A 1N4738A-G 8.2 7.79 8.61 4.5 31.00 700 0.5 5 6 1N4738A 1N4739A-G 9.1 8.65 9.56 5.0 28.00 700 0.5 0.5 7 1N4739A 1N4740A-G 10.0 9.50 10.50 7.0 25.00 700 0.25 0.5 7.6 1N4740A 1N4741A-G 11.0 10.45 11.55 8.0 23.00 700 0.25 0.1 8.4 1N4741A 1N4742A-G 12.0 11.40 12.60 9.0 21.00 700 0.25 0.1 9.1 1N4742A 1N4743A-G 13.0 12.35 13.65 10 19.00 700 0.25 0.1 9.9 1N4743A 1N4744A-G 15.0 14.25 15.75 14 17.00 700 0.25 0.1 11.4 1N4744A 1N4745A-G 16.0 15.20 16.80 16 15.50 700 0.25 0.1 12.2 1N4745A 1N4746A-G 18.0 17.10 18.90 20 14.00 750 0.25 0.1 13.7 1N4746A 1N4747A-G 20.0 19.00 21.00 22 12.50 750 0.25 0.1 15.2 1N4747A 1N4748A-G 22.0 20.90 23.10 23 11.50 750 0.25 0.1 16.7 1N4748A 1N4749A-G 24.0 22.80 25.20 25 10.50 750 0.25 0.1 18.2 1N4749A 1N4750A-G 27.0 25.65 28.35 35 9.50 750 0.25 0.1 20.6 1N4750A 1N4751A-G 30.0 28.50 31.50 40 8.50 1000 0.25 0.1 22.8 1N4751A 1N4752A-G 33.0 31.35 34.65 45 7.50 1000 0.25 0.1 25.1 1N4752A 1N4753A-G 36.0 34.20 37.80 50 7.00 1000 0.25 0.1 27.4 1N4753A 1N4754A-G 39.0 37.05 40.95 60 6.50 1000 0.25 0.1 29.7 1N4754A 1N4755A-G 43.0 40.85 45.15 70 6.00 1500 0.25 0.1 32.7 1N4755A 1N4756A-G 47.0 44.65 49.35 80 5.50 1500 0.25 0.1 35.8 1N4756A 1N4757A-G 51.0 48.45 53.55 95 5.00 1500 0.25 0.1 38.8 1N4757A 1N4758A-G 56.0 53.20 58.80 110 4.50 2000 0.25 0.1 42.6 1N4758A 1N4759A-G 62.0 58.90 65.10 125 4.00 2000 0.25 0.1 47.1 1N4759A 1N4760A-G 68.0 64.60 71.40 150 3.70 2000 0.25 0.1 51.7 1N4760A 1N4761A-G 75.0 71.25 78.75 175 3.30 2000 0.25 0.1 56 1N4761A 1N4762A-G 82.0 77.90 86.10 200 3.00 3000 0.25 0.1 62.2 1N4762A 1N4763A-G 91.0 86.45 95.55 250 2.80 3000 0.25 0.1 69.2 1N4763A 1N4764A-G 100 95.00 105.00 350 2.50 3000 0.25 0.1 76 1N4764A September 23,2011-REV.06 PAGE . 2 1 CJ, Junction Capacitance (pF) PD, Maxiumu Dissipation (W) 1N4728A-G~1N4764A-G 0.75 0.5 0.25 0 0 20 40 60 1000 1.0V BIAS 0V BIAS 100 50% VZ BIAS 10 1 1 80 100 120 140 160 180 200 10 VZ, Zener Voltage (V) TA, Ambient Temperature (C) Fig.1 Steady-State Power Derating Curve Fig.2 Typical Junction Capacitance 1000 IF, Forward Current (mA) IR, Leakage Current (nA) 100000 10000 1000 100 10 TJ = 125C 1 0.1 0.01 TJ = 25C TJ = 125C TJ = 150C 100 TJ = 25C TJ = 75C 10 1 0.001 0 20 40 60 80 0.4 0.5 0.6 0.7 0.8 0.9 100 Fig.3 Typical Leakage Characteristics 1 1.1 1.2 1.3 VF, Forward Voltage (V) VZ , Nominal Zener Voltage (V) Fig.4 Typical Forward Characteristics 1000 1000 Zz, Dynamic Impedance (OHMS) Zz, Dynamic Impedance (OHMS) 100 100 47V 10 27V 1 6.2V 0.1 1 10 100 IZ, Zener Current (mA) Fig.5 Typical Effect Of Zener Current On Zener Impedance September 23,2011-REV.06 IZ=1mA 100 IZ=5mA 10 1 IZ=20mA 0.1 1 10 100 VZ, Zener Voltage (V) Fig.6 Typical Effect Of Zener Voltage On Zener Impedance PAGE . 3 400 12 350 10 VZ, Temperature o Coefficient(mV/ C) Resistance( C/W) 300 250 o JL, Junction To Lead Thermal 1N4728A-G~1N4764A-G 200 150 100 50 0 8 6 4 2 0 -2 -4 0 0.2 0.4 0.6 0.8 1 3 L, Lead Length To Heat Sink (INCHES) Fig.7 Thermal Resistance Versus Lead Length 4 5 6 7 8 9 10 11 12 VZ, Zener Voltage (V) Fig.8 Temperature Coefficient (+25oC To +150oC Temperature Range ; 90% Of The Units Are In The Ranges Indicated) VZ , Temperautre o Coefficient(mV/ C) 1000 100 10 1 10 100 VZ, Zener Voltage (V) Fig.9 Temperature Coefficient (+25oC To +150oC Temperature Range ; 90% Of The Units Are In The Ranges Indicated) September 23,2011-REV.06 PAGE . 4