1N4738APF

1N47xxxPF Silicon Planar Power Zener Diodes for use in stabilizing and clipping circuits with high power rating. Standard zener voltage tolerance is ±10%. Add suffix "A" for ±5% tolerance and suffix "B" for ±2% tolerance. Other tolerances are available upon request. Max. 0.7 Min. 25.4 Max. 2.8 Black Cathode Band Black Part No. Black "ST" Brand Features XXX Max. 4.2 ST • Lead Free Min. 25.4 Glass Case DO-41 Dimensions in mm Absolute Maximum Ratings (Ta = 25℃) Parameter Power Dissipation 1) Junction Temperature Storage Temperature Range Thermal Characteristics Parameter Thermal Resistance Junction to Ambient Air 1) 1) Symbol Value Unit Ptot 1 W Tj 175 ℃ Tstg - 65 to + 175 ℃ Symbol Max. Unit RθJA 150 ℃/W Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. 1/5 ® Dated : 20/08/2021 Rev: 01 1N47xxxPF Characteristics at Ta = 25℃ (VF max : 1.2 V at IF = 200 mA) Zener Voltage Range Type 1N4727PF 1N4728PF 1N4729PF 1N4730PF 1N4731PF 1N4732PF 1N4733PF 1N4734PF 1N4735PF 1N4736PF 1N4737PF 1N4738PF 1N4739PF 1N4740PF 1N4741PF 1N4742PF 1N4743PF 1N4744PF 1N4745PF 1N4746PF 1N4747PF 1N4748PF 1N4749PF 1N4750PF 1N4751PF 1N4752PF 1N4753PF 1N4754PF 1N4755PF 1N4756PF 1N4757PF 1N4758PF 1N4759PF 1N4760PF 1N4761PF VZnom VZT 3) at lZT (V) Min. (V) Max. (V) 3 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 2.7 2.97 3.24 3.51 3.87 4.23 4.59 5.04 5.58 6.12 6.75 7.38 8.19 9 9.9 10.8 11.7 13.5 14.4 16.2 18 19.8 21.6 24.3 27 29.7 32.4 35.1 38.7 42.3 45.9 50.4 55.8 61.2 67.5 3.3 3.63 3.96 4.29 4.73 5.17 5.61 6.16 6.82 7.48 8.25 9.02 10.01 11 12.1 13.2 14.3 16.5 17.6 19.8 22 24.2 26.4 29.7 33 36.3 39.6 42.9 47.3 51.7 56.1 61.6 68.2 74.8 82.5 (mA) 83 76 69 64 58 53 49 45 41 37 34 31 28 25 23 21 19 17 15.5 14 12.5 11.5 10.5 9.5 8.5 7.5 7 6.5 6 5.5 5 4.5 4 3.7 3.3 Dynamic Resistance 1) ZZT Max. (Ω) 10 10 10 9 9 8 7 5 2 3.5 4 4.5 5 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 80 95 110 125 150 175 ZZK Max. (Ω) 400 400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 2000 2000 2000 2000 at IZK (mA) 1 1 1 1 1 1 1 1 1 1 0.5 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 Reverse Current IR at VR Max. (V) (µA) 150 1 150 1 100 1 100 1 50 1 10 1 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 7.6 5 8.4 5 9.1 5 9.9 5 11.4 5 12.2 5 13.7 5 15.2 5 16.7 5 18.2 5 20.6 5 22.8 5 25.1 5 27.4 5 29.7 5 32.7 5 35.8 5 38.8 5 42.6 5 47.1 5 51.7 5 56 Maximum Surge Current 4) IZSM (mA) 1375 1375 1260 1190 1070 970 890 810 730 660 605 550 500 454 414 380 344 304 285 250 225 205 190 170 150 135 125 115 110 95 90 80 70 65 60 Maximum Regulator Current 2) Temperature coefficient at IZT IZM (mA) %/℃ 275 275 252 234 217 193 178 162 146 133 121 110 100 91 83 76 69 61 57 50 45 41 38 34 30 27 25 23 22 19 18 16 14 13 12 -0.08 to -0.05 -0.08 to -0.05 -0.08 to -0.05 -0.07 to -0.02 -0.07 to -0.01 -0.03 to +0.04 -0.01 to +0.04 0.10 to +0.045 +0.01 to +0.055 +0.015 to +0.06 +0.02 to +0.065 0.03 to 0.07 0.035 to 0.075 0.04 to 0.08 0.045 to 0.08 0.045 to 0.085 0.05 to 0.085 0.055 to 0.09 0.055 to 0.09 0.06 to 0.09 0.06 to 0.09 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 1) The dynamic resistance is derived from the 60 Hz AC voltage which results when an AC current having an RMS value equal to 10% of the Zener Current (IZT or IZK) is superimposed on IZT or IZK. Dynamic resistance is measured at two points to insure a sharp knee on the breakdown curve and to eliminate unstable units. 2) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. 3) Tested with pulses tp = 20 ms. 4) The rating listed in the electrical characteristics table is maximum peak, non-repetitive, reverse surge current of 1/2 square wave or equivalent sine wave pulse of 1/120 second duration superimposed on the test current IZT. 2/5 ® Dated : 20/08/2021 Rev: 01 1N47xxxPF Characteristics at Ta = 25℃ (VF max : 1.2 V at IF = 200 mA) Zener Voltage Range Type VZnom (V) 1N4727APF 1N4728APF 1N4729APF 1N4730APF 1N4731APF 1N4732APF 1N4733APF 1N4734APF 1N4735APF 1N4736APF 1N4737APF 1N4738APF 1N4739APF 1N4740APF 1N4741APF 1N4742APF 1N4743APF 1N4744APF 1N4745APF 1N4746APF 1N4747APF 1N4748APF 1N4749APF 1N4750APF 1N4751APF 1N4752APF 1N4753APF 1N4754APF 1N4755APF 1N4756APF 1N4757APF 1N4758APF 1N4759APF 1N4760APF 1N4761APF 3 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 VZT 3) at lZT Min. (V) Max. (V) 2.85 3.14 3.42 3.71 4.09 4.47 4.85 5.32 5.89 6.46 7.13 7.79 8.65 9.5 3.15 3.47 3.78 4.1 4.52 4.94 5.36 5.88 6.51 7.14 7.88 8.61 9.56 10.5 10.45 11.55 11.4 12.6 12.35 13.65 14.25 15.75 15.2 17.1 19 20.9 22.8 16.8 18.9 21 23.1 25.2 25.65 28.35 28.5 31.5 31.35 34.65 34.2 37.8 37.05 40.95 40.85 45.15 44.65 49.35 48.45 53.55 53.2 58.9 64.6 58.8 65.1 71.4 (mA) 83 76 69 64 58 53 49 45 41 37 34 31 28 25 23 21 19 17 15.5 14 12.5 11.5 10.5 9.5 8.5 7.5 7 6.5 6 5.5 5 4.5 4 3.7 3.3 Dynamic Resistance 1) ZZT Max. (Ω) 10 10 10 9 9 8 7 5 2 3.5 4 4.5 5 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 80 95 110 125 150 175 ZZK Max. (Ω) 400 400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 2000 2000 2000 2000 at IZK (mA) 1 1 1 1 1 1 1 1 1 1 0.5 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 Reverse Current IR at VR Max. (V) (µA) 150 1 150 1 100 1 100 1 50 1 10 1 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 7.6 5 8.4 5 9.1 5 9.9 5 11.4 5 12.2 5 13.7 5 15.2 5 16.7 5 18.2 5 20.6 5 22.8 5 25.1 5 27.4 5 29.7 5 32.7 5 35.8 5 38.8 5 42.6 5 47.1 5 51.7 5 56 Maximum Surge Current 4) IZSM (mA) 1375 1375 1260 1190 1070 970 890 810 730 660 605 550 500 454 414 380 344 304 285 250 225 205 190 170 150 135 125 115 110 95 90 80 70 65 60 Maximum Regulator Current 2) Temperature coefficient at IZT IZM (mA) %/℃ 275 275 252 234 217 193 178 162 146 133 121 110 100 91 83 76 69 61 57 50 45 41 38 34 30 27 25 23 22 19 18 16 14 13 12 -0.08 to -0.05 -0.08 to -0.05 -0.08 to -0.05 -0.07 to -0.02 -0.07 to -0.01 -0.03 to +0.04 -0.01 to +0.04 0.10 to +0.045 +0.01 to +0.055 +0.015 to +0.06 +0.02 to +0.065 0.03 to 0.07 0.035 to 0.075 0.04 to 0.08 0.045 to 0.08 0.045 to 0.085 0.05 to 0.085 0.055 to 0.09 0.055 to 0.09 0.06 to 0.09 0.06 to 0.09 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 71.25 78.75 The dynamic resistance is derived from the 60 Hz AC voltage which results when an AC current having an RMS value equal to 10% of the Zener Current (IZT or IZK) is superimposed on IZT or IZK. Dynamic resistance is measured at two points to insure a sharp knee on the breakdown curve and to eliminate unstable units. 2) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. 3) Tested with pulses tp = 20 ms. 4) The rating listed in the electrical characteristics table is maximum peak, non-repetitive, reverse surge current of 1/2 square wave or equivalent sine wave pulse of 1/120 second duration superimposed on the test current IZT. 1) 3/5 ® Dated : 20/08/2021 Rev: 01 1N47xxxPF Characteristics at Ta = 25℃ (VF max : 1.2 V at IF = 200 mA) Zener Voltage Range Type VZnom (V) 1N4727BPF 1N4728BPF 1N4729BPF 1N4730BPF 1N4731BPF 1N4732BPF 1N4733BPF 1N4734BPF 1N4735BPF 1N4736BPF 1N4737BPF 1N4738BPF 1N4739BPF 1N4740BPF 1N4741BPF 1N4742BPF 1N4743BPF 1N4744BPF 1N4745BPF 1N4746BPF 1N4747BPF 1N4748BPF 1N4749BPF 1N4750BPF 1N4751BPF 1N4752BPF 1N4753BPF 1N4754BPF 1N4755BPF 1N4756BPF 1N4757BPF 1N4758BPF 1N4759BPF 1N4760BPF 1N4761BPF 3 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 VZT 3) at lZT Min. (V) Max. (V) 2.94 3.23 3.53 3.82 4.21 4.61 5 5.49 6.08 6.66 7.35 8.04 8.92 9.8 3.06 3.37 3.67 3.98 4.39 4.79 5.2 5.71 6.32 6.94 7.65 8.36 9.28 10.2 10.78 11.22 11.76 12.24 12.74 13.26 14.70 15.30 15.68 16.32 17.64 18.36 19.6 20.4 21.56 22.44 23.52 24.48 26.46 27.54 29.4 30.6 32.34 33.66 35.28 36.72 38.22 39.78 42.14 43.86 46.06 47.94 49.98 52.02 54.88 57.12 60.76 63.24 66.64 69.36 73.5 76.5 (mA) 83 76 69 64 58 53 49 45 41 37 34 31 28 25 23 21 19 17 15.5 14 12.5 11.5 10.5 9.5 8.5 7.5 7 6.5 6 5.5 5 4.5 4 3.7 3.3 Dynamic Resistance 1) ZZT Max. (Ω) 10 10 10 9 9 8 7 5 2 3.5 4 4.5 5 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 80 95 110 125 150 175 ZZK Max. (Ω) 400 400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 2000 2000 2000 2000 at IZK (mA) 1 1 1 1 1 1 1 1 1 1 0.5 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 Reverse Current IR at VR Max. (V) (µA) 150 1 150 1 100 1 100 1 50 1 10 1 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 7.6 5 8.4 5 9.1 5 9.9 5 11.4 5 12.2 5 13.7 5 15.2 5 16.7 5 18.2 5 20.6 5 22.8 5 25.1 5 27.4 5 29.7 5 32.7 5 35.8 5 38.8 5 42.6 5 47.1 5 51.7 5 56 Maximum Surge Current 4) IZSM (mA) 1375 1375 1260 1190 1070 970 890 810 730 660 605 550 500 454 414 380 344 304 285 250 225 205 190 170 150 135 125 115 110 95 90 80 70 65 60 Maximum Regulator Current 2) Temperature coefficient at IZT IZM (mA) %/℃ 275 275 252 234 217 193 178 162 146 133 121 110 100 91 83 76 69 61 57 50 45 41 38 34 30 27 25 23 22 19 18 16 14 13 12 -0.08 to -0.05 -0.08 to -0.05 -0.08 to -0.05 -0.07 to -0.02 -0.07 to -0.01 -0.03 to +0.04 -0.01 to +0.04 0.10 to +0.045 +0.01 to +0.055 +0.015 to +0.06 +0.02 to +0.065 0.03 to 0.07 0.035 to 0.075 0.04 to 0.08 0.045 to 0.08 0.045 to 0.085 0.05 to 0.085 0.055 to 0.09 0.055 to 0.09 0.06 to 0.09 0.06 to 0.09 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 0.06 to 0.095 1) The dynamic resistance is derived from the 60 Hz AC voltage which results when an AC current having an RMS value equal to 10% of the Zener Current (IZT or IZK) is superimposed on IZT or IZK. Dynamic resistance is measured at two points to insure a sharp knee on the breakdown curve and to eliminate unstable units. 2) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. 3) Tested with pulses tp = 20 ms. 4) The rating listed in the electrical characteristics table is maximum peak, non-repetitive, reverse surge current of 1/2 square wave or equivalent sine wave pulse of 1/120 second duration superimposed on the test current IZT. 4/5 ® Dated : 20/08/2021 Rev: 01 1N47xxxPF Zener Current (mA) Zener Current (mA) Electrical Characteristics Curves Zener Voltage (V) Zener Voltage (V) Fig 2. Zener Characteristics Curve Fig 1. Zener Characteristics Curve 1000 Differential Zener Impedance (Ω) 1000 Cj , Diode Capacitance (pF) f=1MHz TA=25°C 100 VR=0V VR=2V VR=5V VR=20V VR=30V 10 1 0 10 20 30 40 50 Iz=1mA 5mA 10mA 20mA 10 1 60 1 10 100 Vz, Zener Voltage (V) Fig. 4 Typical Zener Impedance vs. Zener Voltage Power Dissipation (W) Vz, Zener Voltage (V) Fig. 3 Junction Capacitance vs Zener Voltage 2mA 100 Ambient Temperature (℃) Fig 5. Power Derating Curve 5/5 ® Dated : 20/08/2021 Rev: 01