Note:
(1) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
Features
BZX85 ...
SILICON PLANAR POWER ZENER DIODES
Silicon Planar Power Zener Diodes
for use in stabilizing and clipping circuits with high power rating.
The Zener voltages are graded according to the international
E 24 standard. Other voltage tolerances and higher Zener
voltages upon request.
Absolute Maximum Ratings (Ta=25 )
1
Symbols Values Units
Zener current see Table "Characteristics"
Power dissipation at Tamb=25 Ptot 1.3 1) W
Junction temperature Tj200
Storage temperature range TS-55 to +200
Note:
(1) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
Characteristics at Tamb=25
Symbols Min. Typ. Max. Units
Thermal resistance
junction to ambient Air RthA - - 130 1) K/W
Forward voltage at IF=200mA VF--1.0 V
DIMENSIONS
DIM
inches mm
Note
Min. Max. Min. Max.
A - 0.169 - 4.3
B - 0.110 - 2.8
C - 0.031 - 0.8
D 1.102 - 28.0 -
Notes:
(1) Tested with pulses tp=20ms.
(2) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
Type
Zener voltage range 1) Dynamic resistance Reverse leakage
current
Temp. coefficient
of Zener voltage
Vznom IZT for VZT 2) rzjT and rzjk at IZK IR 2) at VRTKVZ
VmA V mA uA V %/K
BZX85/C 2V7 2.7 80 2.5 ... 2.9 <20 <400 1 <150 1 -0.08 ... -0.05
BZX85/C 3V0 3.0 80 2.8 ... 3.2 <20 <400 1 <100 1 -0.08 ... -0.05
BZX85/C 3V3 3.3 70 3.1 ... 3.5 <20 <400 1 <40 1 -0.08 ... -0.05
BZX85/C 3V6 3.6 60 3.4 ... 3.8 <15 <500 1 <20 1 -0.08 ... -0.05
BZX85/C 3V9 3.9 60 3.7 ... 4.1 <15 <500 1 <10 1 -0.07 ... -0.02
BZX85/C 4V3 4.3 50 4.0 ... 4.6 <13 <500 1 <3 1 -0.07 ... +0.01
BZX85/C 4V7 4.7 45 4.4 ... 5.0 <13 <600 1 <3 1 -0.03 ... +0.04
BZX85/C 5V1 5.1 45 4.8 ... 5.4 <10 <500 1 <1 1.5 -0.01 ... +0.04
BZX85/C 5V6 5.6 45 5.2 ... 6.0 <7 <400 1 <1 2 0 ... +0.045
BZX85/C 6V2 6.2 35 5.8 ... 6.6 <4 <300 1 <1 3 +0.01 ... +0.055
BZX85/C 6V8 6.8 35 6.4 ... 7.2 <3.5 <300 1 <1 4 +0.015 ... +0.06
BZX85/C 7V5 7.5 35 7.0 ... 7.9 <3 <200 0.5 <1 4.5 +0.02 ... +0.065
BZX85/C 8V2 8.2 25 7.7 ... 8.7 <5 <200 0.5 <1 6.2 0.03 ... 0.07
BZX85/C 9V1 9.1 25 8.5 ... 9.6 <5 <200 0.5 <1 6.8 0.035 ... 0.075
BZX85/C 10 10 25 9.4 ... 10.6 <7 <200 0.5 <0.5 7 0.04 ... 0.08
BZX85/C 11 11 20 10.4 ... 11.6 <8 <300 0.5 <0.5 8.2 0.045 ... 0.08
BZX85/C 12 12 20 11.4 ... 12.7 <9 <350 0.5 <0.5 9.1 0.045 ... 0.085
BZX85/C 13 13 20 12.4 ... 14.1 <10 <400 0.5 <0.5 10 0.05 ... 0.085
BZX85/C 15 15 15 13.8 ... 15.6 <15 <500 0.5 <0.5 11 0.055 ... 0.09
BZX85/C 16 16 15 15.3 ... 17.1 <15 <500 0.5 <0.5 12 0.055 ... 0.09
BZX85/C 18 18 15 16.8 ... 19.1 <20 <500 0.5 <0.5 13 0.06 ... 0.09
BZX85/C 20 20 10 18.8 ... 21.2 <24 <600 0.5 <0.5 15 0.06 ... 0.09
BZX85/C 22 22 10 20.8 ... 23.3 <25 <600 0.5 <0.5 16 0.06 ... 0.095
BZX85/C 24 24 10 22.8 ... 25.6 <25 <600 0.5 <0.5 18 0.06 ... 0.095
BZX85/C 27 27 8 25.1 ... 28.9 <30 <750 0.25 <0.5 20 0.06 ... 0.095
BZX85/C 30 30 8 28 ... 32 <30 <1000 0.25 <0.5 22 0.06 ... 0.095
BZX85/C 33 33 8 31 ... 35 <35 <1000 0.25 <0.5 24 0.06 ... 0.095
BZX85/C 36 36 8 34 ... 38 <40 <1000 0.25 <0.5 27 0.06 ... 0.095
BZX85/C 39 39 6 37 ... 41 <50 <1000 0.25 <0.5 30 0.06 ... 0.095
BZX85/C 43 43 6 40 ... 46 <50 <1000 0.25 <0.5 33 0.06 ... 0.095
BZX85/C 47 47 4 44 ... 50 <90 <1500 0.25 <0.5 36 0.06 ... 0.095
BZX85/C 51 51 4 48 ... 54 <115 <1500 0.25 <0.5 39 0.06 ... 0.095
BZX85/C 56 56 4 52 ... 60 <120 <2000 0.25 <0.5 43 0.06 ... 0.095
BZX85/C 62 62 4 58 ... 66 <125 <2000 0.25 <0.5 47 0.06 ... 0.095
BZX85/C 68 68 4 64 ... 72 <130 <2000 0.25 <0.5 51 0.06 ... 0.095
BZX85/C 75 75 4 70 ... 79 <135 <2000 0.25 <0.5 56 0.06 ... 0.095
BZX85/C 82 82 2.7 77 ... 87 <200 <3000 0.25 <0.5 62 0.07 ... 0.10
BZX85/C 91 91 2.7 85 ... 96 <250 <3000 0.25 <0.5 68 0.07 ... 0.10
BZX85/C 100 100 2.7 94 ... 106 <350 <3000 0.25 <0.5 75 0.07 ... 0.11
BZX85/C 110 110 2.7 104 ... 116 <450 <4000 0.25 <0.5 82 0.07 ... 0.11
BZX85/C 120 120 2 114 ... 127 <550 <4500 0.25 <0.5 91 0.07 ... 0.11
BZX85/C 130 130 2 124 ... 141 <700 <5000 0.25 <0.5 100 0.07 ... 0.11
BZX85/C 150 150 2 138 ... 156 <1000 <6000 0.25 <0.5 110 0.07 ... 0.11
BZX85/C 160 160 1.5 153 ... 171 <1100 <6500 0.25 <0.5 120 0.07 ... 0.11
BZX85/C 180 180 1.5 168 ... 191 <1200 <7000 0.25 <0.5 130 0.07 ... 0.11
BZX85/C 200 200 1.5 188 ... 212 <1500 <8000 0.25 <0.5 150 0.07 ... 0.11
2
RATINGS AND CHARACTERISTIC CURVES
3