3.6-200V 1 Watt Silicon Zener Diode 1N4728 - 1N4771 With DO-41 Plactic Package
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Features:
* Complete Voltage Range 3.3 to 200 Volts
* High peak reverse power dissipation
* High reliability
* Low leakage current
MECHANICAL DATA
* Case : DO-41 Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Lead formed for Surface mount
* Polarity : Color band denotes cathode end
* Mounting position : Any
Applications
Zener Diode is a type of diode that permits current not only in the forward direction like a normal
diode, but also in the reverse direction if the voltage is larger than the breakdown voltage known
as “Zener knee voltage” or “ voltage”.
MAXIMUM RATINGS
Rating at 25℃ ambient temperature unless otherwise specified
Rating | Symbol | Value | Unit |
DC Power Dissipation at TL = 50℃ (Note1) | PD | 1 | W |
Maximum Forward Voltage at IF = 200 mA | VF | 1.2 | V |
Maximum Thermal Resistance Junction to Ambient Air (Note2) | RqJA | 170 | K/W |
Junction temperature Range | Tj | -55~+175 | ℃ |
Storage temperature range | Ts | -55~+175 | ℃ |
Note :(1) TL = Lead temperature at 3/8 " (9.5mm) from body
(2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case.
Electrical Characteristics
Rating at = 25 °C ambient temperature unless otherwise specified
Type | Nominal Zener Voltage | Maximum Zener Impedance | Maximum Reverse Leakage Current | Maximum DC Zener Current | ||||
VZ @ IZT | IZT | ZZT @ IZT | ZZK @ IZK | IZK | IR @ VR | IZM | ||
(V) | (mA) | (Ω) | (Ω) | (mA) | (μA) | (V) | (mA) | |
1N4728A | 3.3 | 76 | 10 | 400 | 1.0 | 100 | 1.0 | 276 |
1N4729A | 3.6 | 69 | 10 | 400 | 1.0 | 100 | 1.0 | 252 |
1N4730A | 3.9 | 64 | 9.0 | 400 | 1.0 | 50 | 1.0 | 234 |
1N4731A | 4.3 | 58 | 9.0 | 400 | 1.0 | 10 | 1.0 | 217 |
1N4732A | 4.7 | 53 | 8.0 | 500 | 1.0 | 10 | 1.0 | 193 |
1N4733A | 5.1 | 49 | 7.0 | 550 | 1.0 | 10 | 1.0 | 178 |
1N4734A | 5.6 | 45 | 5.0 | 600 | 1.0 | 10 | 2.0 | 162 |
1N4735A | 6.2 | 41 | 2.0 | 700 | 1.0 | 10 | 3.0 | 146 |
1N4736A | 6.8 | 37 | 3.5 | 700 | 1.0 | 50 | 4.0 | 133 |
1N4737A | 7.5 | 34 | 4.0 | 700 | 0.5 | 50 | 5.0 | 121 |
1N4738A | 8.2 | 31 | 4.5 | 700 | 0.5 | 50 | 6.0 | 110 |
1N4739A | 9.1 | 28 | 5.0 | 700 | 0.5 | 50 | 7.0 | 100 |
1N4740A | 10 | 25 | 7.0 | 700 | 0.25 | 50 | 7.6 | 91 |
1N4741A | 11 | 23 | 8.0 | 700 | 0.25 | 50 | 8.4 | 83 |
1N4742A | 12 | 21 | 9.0 | 700 | 0.25 | 5.0 | 9.1 | 76 |
1N4743A | 13 | 19 | 10 | 700 | 0.25 | 5.0 | 9.9 | 69 |
1N4744A | 15 | 17 | 14 | 700 | 0.25 | 5.0 | 11.4 | 61 |
1N4745A | 16 | 15.5 | 16 | 700 | 0.25 | 5.0 | 12.2 | 57 |
1N4746A | 18 | 14 | 20 | 750 | 0.25 | 5.0 | 13.7 | 50 |
1N4747A | 20 | 12.5 | 22 | 750 | 0.25 | 5.0 | 15.2 | 45 |
1N4748A | 22 | 11.5 | 23 | 750 | 0.25 | 5.0 | 16.7 | 41 |
1N4749A | 24 | 10.5 | 25 | 750 | 0.25 | 5.0 | 18.2 | 38 |
1N4750A | 27 | 9.5 | 35 | 750 | 0.25 | 5.0 | 20.6 | 34 |
1N4751A | 30 | 8.5 | 40 | 1000 | 0.25 | 5.0 | 22.8 | 30 |
1N4752A | 33 | 7.5 | 45 | 1000 | 0.25 | 5.0 | 25.1 | 27 |
1N4753A | 36 | 7.0 | 50 | 1000 | 0.25 | 5.0 | 27.4 | 25 |
1N4754A | 39 | 6.5 | 60 | 1000 | 0.25 | 5.0 | 29.7 | 23 |
1N4755A | 43 | 6.0 | 70 | 1500 | 0.25 | 5.0 | 32.7 | 22 |
1N4756A | 47 | 5.5 | 80 | 1500 | 0.25 | 5.0 | 35.8 | 19 |
1N4757A | 51 | 5.0 | 95 | 1500 | 0.25 | 5.0 | 38.8 | 18 |
1N4758A | 56 | 4.5 | 110 | 2000 | 0.25 | 5.0 | 42.8 | 16 |
1N4759A | 62 | 4.0 | 125 | 2000 | 0.25 | 5.0 | 47.1 | 14 |
1N4760A | 68 | 3.7 | 150 | 2000 | 0.25 | 5.0 | 51.7 | 13 |
1N4761A | 75 | 3.3 | 175 | 2000 | 0.25 | 5.0 | 56.0 | 12 |
1N4762A | 82 | 3.0 | 200 | 3000 | 0.25 | 5.0 | 62.2 | 11 |
1N4763A | 91 | 2.8 | 250 | 3000 | 0.25 | 5.0 | 69.2 | 10 |
1N4764A | 100 | 2.5 | 350 | 3000 | 0.25 | 5.0 | 76.0 | 9.0 |
1N4765A | 110 | 2.3 | 450 | 4000 | 0.25 | 5.0 | 83.6 | 8.6 |
1N4766A | 120 | 2.0 | 550 | 4500 | 0.25 | 5.0 | 91.2 | 7.8 |
1N4767A | 130 | 1.9 | 700 | 5000 | 0.25 | 5.0 | 98.8 | 7.0 |
1N4768A | 150 | 1.7 | 1000 | 6000 | 0.25 | 5.0 | 114.0 | 6.4 |
1N4769A | 160 | 1.6 | 1100 | 6500 | 0.25 | 5.0 | 121.6 | 6.8 |
1N4770A | 180 | 1.4 | 1200 | 7000 | 0.25 | 5.0 | 136.8 | 5.2 |
1N4771A | 200 | 1.2 | 1500 | 8000 | 0.25 | 5.0 | 152.0 | 4.7 |
Note:
( 1 ) The type number listed have a standard tolerance on the nominal zener voltage of ± 10%.
A standard tolerance of ± 5% on individual units is also available and is indicated by suffixing
"A" to the standard type number.
Size
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