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  silicon planar power zener diodes standard zener voltage tolerance is 5%. with a "b" suffix. other tolerances are available upon request. case:do-35, glass case terminals: solderable per mil-std-202, method 208 polarity: cathode band marking: type number approx. weight: 0.13 grams. thermal resistance junction to ambient forw ard voltage at i f =200ma 300 1) storage temperature range t s -55---+175 pow er dissipation at t amb =25 p tot 500 1) notes: (1) valid provided that leads at a distance of 10 mm from case are kept at ambient temperature. 1.2 v /w symbol v f unit max typ min r ja junction temperature t j 175 mw zener current (see table "characteristics") power dissipation: 500 mw do-35(glass) unit value symbol maximum ratings and electrical characteristics ratings at 25 ambient temperature unless otherwise specified. single phase,half wave,60 hz,resistive or inductive load. for capacitive load,derate by 20%. dimensions in millimeters 1n5221b -1n5279b zener diode s features m echani cal d ata http://www.luguang.cn mail:lge@luguang.cn
nominal zener voltage 1) test current typical temperature of coeffizient v z i zt z zt @i zt z zk @ i zk =0.25ma v z @i zt i rm v r vm a?? %/?? m a v 1n5221b 2.4 20 30 1200 -0.085 100 1.0 1n5222b 2.5 20 30 1250 -0.085 100 1.0 1n5223b 2.7 20 30 1300 -0.080 75 1.0 1n5224b 2.8 20 30 1400 -0.080 75 1.0 1n5225b 3.0 20 29 1600 -0.075 50 1.0 1n5226b 3.3 20 28 1600 -0.070 25 1.0 1n5227b 3.6 20 24 1700 -0.065 15 1.0 1n5228b 3.9 20 23 1900 -0.060 10 1.0 1n5229b 4.3 20 22 2000 -0.055 5.0 1.0 1n5230b 4.7 20 19 1900 ??0.030 5.0 2.0 1n5231b 5.1 20 17 1600 ??0.030 5.0 2.0 1n5232b 5.6 20 11 1600 ??0.038 5.0 3.0 1n5233b 6.0 20 7.0 1600 ??0.038 5.0 3.5 1n5234b 6.2 20 7.0 1000 ??0.045 5.0 4.0 1n5235b 6.8 20 5.0 750 ??0.050 3.0 5.0 1n5236b 7.5 20 6.0 500 ??0.058 3.0 6.0 1n5237b 8.2 20 8.0 500 ??0.062 3.0 6.5 1n5238b 8.7 20 8.0 600 ??0.065 3.0 6.5 1n5239b 9.1 20 10 600 ??0.068 3.0 7.0 1n5240b 10 20 17 600 ??0.075 3.0 8.0 1n5241b 11 20 22 600 ??0.076 2.0 8.4 1n5242b 12 20 30 600 ??0.077 1.0 9.1 1n5243b 13 10 13 600 ??0.079 0.5 9.9 1n5244b 14 9.0 15 600 ??0.082 0.1 10 1n5245b 15 8.5 16 600 ??0.082 0.1 11 1n5246b 16 7.8 17 600 ??0.083 0.1 12 1n5247b 17 7.4 19 600 ??0.084 0.1 13 1n5248b 18 7.0 21 600 ??0.085 0.1 14 1n5249b 19 6.6 23 600 ??0.086 0.1 14 1n5250b 20 6.2 25 600 ??0.086 0.1 15 1n5251b 22 5.6 29 600 ??0.087 0.1 17 1n5252b 24 5.2 33 600 ??0.087 0.1 18 1n5253b 25 5.0 35 600 ??0.089 0.1 19 1n5254b 27 4.6 41 600 ??0.090 0.1 21 1n5255b 28 4.5 44 600 ??0.091 0.1 21 1n5256b 30 4.2 49 600 ??0.091 0.1 23 1n5257b 33 3.8 58 700 ??0.092 0.1 25 1n5258b 36 3.4 70 700 ??0.093 0.1 27 1n5259b 39 3.2 80 800 ??0.094 0.1 30 1n5260b 43 3.0 93 900 ??0.095 0.1 33 1n5261b 47 2.7 105 1000 ??0.095 0.1 36 1n5262b 51 2.5 125 1100 ??0.096 0.1 39 1n5263b 56 2.2 150 1300 ??0.096 0.1 43 1n5264b 60 2.1 170 1400 ??0.097 0.1 46 1n5265b 62 2.0 185 1400 ??0.097 0.1 47 1n5266b 68 1.8 230 1600 ??0.097 0.1 52 1n5267b 75 1.7 270 1700 ??0.098 0.1 56 1n5268b 85 1.5 330 2000 ??0.098 0.1 62 1n5269b 87 1.4 370 2200 ??0.099 0.1 68 1n5270b 91 1.4 400 2300 ??0.099 0.1 69 1n5271b 100 1.3 500 2600 ??0.099 0.1 76 1N5272B 110 1.1 750 3000 ??0.11 0.1 84 1n5273b 120 1.0 900 4000 ??0.11 0.1 91 1n5274b 130 0.95 1100 4500 ??0.11 0.1 99 1n5275b 140 0.90 1300 4500 ??0.11 0.1 106 1n5276b 150 0.95 1500 5000 ??0.11 0.1 114 1n5277b 160 0.80 1700 5500 ??0.11 0.1 122 1n5278b 170 0.74 1900 5500 ??0.11 0.1 129 1n5279b 180 0.68 2200 6000 ??0.11 0.1 137 1) based on dc-measurement at thermal equilibrium; lead length=9.5(3/8");thermal resistance of heat sink=30k/w electrical characteristics (t a =25 ??) maximum reverse leakage current type maximum dynamic impedance 1) 1n5221b-1n5279b zener diode s
fi g. 1 -- breakdown characteri sti cs fi g. 2 -- admi ssi ble power di ssi pati on versus ambi ent temperature mw 500 400 300 100 200 0 0 100 200 ?? p tot t amb ma 50 40 30 10 20 0 1n 52 24 51 0 i z 20 15 30 v 25 v z 1n 52 28 1n 52 29 1 n 52 30 1 n 52 31 1n 52 32 1n 52 34 1n 52 35 1n 52 39 1n 52 41 1n 52 42 1n 52 45 1n 52 50 1n 52 52 test current iz=20ma 1n5221b-1n5279b zener diode s ratings and charactieristic curves http://www.luguang.cn mail:lge@luguang.cn


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Price & Availability of 1N5272B
Newark

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1N5272B
34AJ9206
Microchip Technology Inc Voltage Regulator Do-35 Rohs Compliant: Yes |Microchip 1N5272B 500: USD2.56
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1N5272BUR/TR
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1N5272BE3/TR
34AJ9209
Microchip Technology Inc Voltage Regulator Do-35 Rohs Compliant: Yes |Microchip 1N5272BE3/TR 500: USD2.76
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1N5272BUR-1/TR
34AJ9211
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DigiKey

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1N5272BE3
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1N5272BUR-1
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1N5272B/TR
150-1N5272B/TR-ND
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Avnet Americas

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1N5272B
1N5272B
Microchip Technology Inc Diode Zener Single 110V 5% 500mW 2-Pin DO-7 Bag - Bulk (Alt: 1N5272B) 500: USD2.56
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1N5272B (DO-35)
1N5272B (DO-35)
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1N5272BUR-1
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Microchip Technology Inc Diode Zener Single 110V 5% 500mW 2-Pin DO-213AA - Bulk (Alt: 1N5272BUR-1) 500: USD3
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1N5272BUR-1
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Mouser Electronics

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1N5272B
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572: USD2.87
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500: USD3.28
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1N5272BUR
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500: USD3.11
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1N5272Be3
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Microchip Technology Inc Zener Diodes Voltage Regulator 304: USD2.9
500: USD2.71
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Arrow Electronics

Part # Manufacturer Description Price BuyNow  Qty.
1N5272B (DO-35)
V36:1790_17693026
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Microchip Technology Inc

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1N5272B
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Microchip Technology Inc Voltage Regulator _ DO-35, Projected EOL: 2049-02-05 1: USD2.87
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Onlinecomponents.com

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1N5272B
Microchip Technology Inc 307: USD2.8
231: USD2.86
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1N5272B/TR
Microchip Technology Inc 5220: USD2.58
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Bristol Electronics

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1N5272B
Microsemi Corporation RFQ
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1N5272BRL
Motorola Semiconductor Products RFQ
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Quest Components

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1N5272B
Motorola Semiconductor Products Zener Diode, Two Terminal, 110 Volt, 5%, DO-204AH 1: USD0.909
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1N5272BRL
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NAC

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1N5272B
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100: USD2.73
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1N5272BUR-1
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1N5272BUR-1/TR
Microchip Technology Inc Zener Diodes 1: USD3.71
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Master Electronics

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Microchip Technology Inc 307: USD2.8
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