
www.vishay.com
Zener Diodes
PRIMARY CHARACTERISTICS
PARAMETER VALUE UNIT
range nom. 2.7 to 100 V
V
Z
Test current I
specification Pulse current
V
Z
Int. construction Single
2.7 to 80 mA
ZT
BZX85-Series
Vishay Semiconductors
FEATURES
• 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. Replace suffix “C”
with “B” for ± 2 % tolerance
• AEC-Q101 qualified
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
APPLICATIONS
• Voltage stabilization
ORDERING INFORMATION
DEVICE NAME ORDERING CODE TAPED UNITS PER REEL
BZX85-series BZX85-series-TR 5000 (52 mm tape on 13" reel) 25 000/box
BZX85-series BZX85-series-TAP
5000 per ammopack
(52 mm tape)
MINIMUM ORDER
QUANTITY
25 000/box
PACKAGE
PACKAGE NAME WEIGHT
DO-41 310 mg UL 94 V-0
ABSOLUTE MAXIMUM RATINGS (T
PARAMETER TEST CONDITION SYMBOL VALUE UNIT
Power dissipation
Zener current See Table “Electrical characteristics”
Junction to ambient air
Junction temperature
Storage temperature range
Valid provided that leads at a distance of 4 mm
from case are kept at ambient temperature
Valid provided that leads at a distance of 4 mm
from case are kept at ambient temperature
MOLDING COMPOUND
FLAMMABILITY RATING
= 25 °C, unless otherwise specified)
amb
MOISTURE SENSITIVITY
LEVEL
MSL level 1
(according J-STD-020)
P
tot
R
thJA
T
j
T
stg
-55 to +175 °C
SOLDERING CONDITIONS
260 °C/10 s at terminals
1300 mW
110 K/W
175 °C
Rev. 2.2, 02-Jun-14
For technical questions within your region: DiodesAmericas@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
1
, DiodesAsia@vishay.com, DiodesEurope@vishay.com
Document Number: 85607

www.vishay.com
BZX85-Series
Vishay Semiconductors
ELECTRICAL CHARACTERISTICS (T
ZENER VOLTAGE
PART NUMBER
RANGE
VZ at I
ZT1
(1)
CURRENT
I
ZT1IZT2
= 25 °C, unless otherwise specified)
amb
TEST
REVERSE
LAEKAGE
CURRENT
IR at V
R
DYNAMIC
RESISTANCE
ZZ at I
ZT1ZZK
(3)
at I
TEMPERATURE
COEFFICIENT
OF ZENER
VOLTAGE
ZT2
VZ at I
ADMISSIBLE
CURRENT
ZT1
V mA μA V %/°C mA
MIN. NOM. MAX. MAX. MAX. MIN. MAX.
BZX85C2V7 2.5 2.7 2.9 80 1 < 150 1 < 20 < 400 - 0.08 - 0.05 360
BZX85C3V0 2.8 3.0 3.2 80 1 < 100 1 < 20 < 400 - 0.08 - 0.05 330
BZX85C3V3 3.1 3.3 3.5 80 1 < 40 1 < 20 < 400 - 0.08 - 0.05 300
BZX85C3V6 3.4 3.6 3.8 60 1 < 20 1 < 20 < 500 - 0.08 - 0.05 290
BZX85C3V9 3.7 3.9 4.1 60 1 < 10 1 < 15 < 500 - 0.07 - 0.02 280
BZX85C4V3 4 4.3 4.6 50 1 < 3 1 < 13 < 500 - 0.05 0.01 250
BZX85C4V7 4.4 4.7 5 45 1 < 3 1 < 13 < 600 - 0.03 0.04 215
BZX85C5V1 4.8 5.1 5.4 45 1 < 1 1.5 < 10 < 500 - 0.01 0.04 200
BZX85C5V6 5.2 5.6 6 45 1 < 1 2 < 7 < 400 0 0.045 190
BZX85C6V2 5.8 6.2 6.6 35 1 < 1 3 < 4 < 300 0.01 0.055 170
BZX85C6V8 6.4 6.8 7.2 35 1 < 1 4 < 3.5 < 300 0.015 0.06 155
BZX85C7V5 7 7.5 7.9 35 0.5 < 1 4.5 < 3 < 200 0.02 0.065 140
BZX85C8V2 7.7 8.2 8.7 25 0.5 < 1 6.2 < 5 < 200 0.03 0.07 130
BZX85C9V1 8.5 9.1 9.6 25 0.5 < 1 6.8 < 5 < 200 0.035 0.075 120
BZX85C10 9.4 10 10.6 25 0.5 < 0.5 7.5 < 7 < 200 0.04 0.08 105
BZX85C11 10.4 11 11.6 20 0.5 < 0.5 8.2 < 8 < 300 0.045 0.08 97
BZX85C12 11.4 12 12.7 20 0.5 < 0.5 9.1 < 9 < 350 0.045 0.085 88
BZX85C13 12.4 13 14.1 20 0.5 < 0.5 10 < 10 < 400 0.05 0.085 79
BZX85C15 13.8 15 15.6 15 0.5 < 0.5 11 < 15 < 500 0.055 0.09 71
BZX85C16 15.3 16 17.1 15 0.5 < 0.5 12 < 15 < 500 0.055 0.09 66
BZX85C18 16.8 18 19.1 15 0.5 < 0.5 13 < 20 < 500 0.06 0.09 62
BZX85C20 18.8 20 21.2 10 0.5 < 0.5 15 < 24 < 600 0.06 0.09 56
BZX85C22 20.8 22 23.3 10 0.5 < 0.5 16 < 25 < 600 0.06 0.095 52
BZX85C24 22.8 24 25.6 10 0.5 < 0.5 18 < 25 < 600 0.06 0.095 47
BZX85C27 25.1 27 28.9 8 0.25 < 0.5 20 < 30 < 750 0.06 0.095 41
BZX85C30 28 30 32 8 0.25 < 0.5 22 < 30 < 1000 0.06 0.095 36
BZX85C33 31 33 35 8 0.25 < 0.5 24 < 35 < 1000 0.06 0.095 33
BZX85C36 34 36 38 8 0.25 < 0.5 27 < 40 < 1000 0.06 0.095 30
BZX85C39 37 39 41 6 0.25 < 0.5 30 < 50 < 1000 0.06 0.095 28
BZX85C43 40 43 46 6 0.25 < 0.5 33 < 50 < 1000 0.06 0.095 26
BZX85C47 44 47 50 4 0.25 < 0.5 36 < 90 < 1500 0.06 0.095 23
BZX85C51 48 51 54 4 0.25 < 0.5 39 < 115 < 1500 0.06 0.095 21
BZX85C56 52 56 60 4 0.25 < 0.5 43 < 120 < 2000 0.06 0.095 19
BZX85C62 58 62 66 4 0.25 < 0.5 47 < 125 < 2000 0.06 0.095 16
BZX85C68 64 68 72 4 0.25 < 0.5 51 < 130 < 2000 0.055 0.095 15
BZX85C75 70 75 80 4 0.25 < 0.5 56 < 135 < 2000 0.055 0.095 14
BZX85C82 77 82 87 2.7 0.25 < 0.5 62 < 200 < 3000 0.055 0.095 12
BZX85C91 85 91 96 2.7 0.25 < 0.5 68 < 250 < 3000 0.055 0.095 10
BZX85C100 96 100 106 2.7 0.25 < 0.5 75 < 350 < 3000 0.055 0.095 9.4
Notes
(1)
Measured with pulses tp = 5 ms
(2)
Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case
(3)
Measured with f = 1 kHz
ZENER
I
Z
(2)
Rev. 2.2, 02-Jun-14
For technical questions within your region: DiodesAmericas@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
2
, DiodesAsia@vishay.com, DiodesEurope@vishay.com
Document Number: 85607