BZX85-Series
www.vishay.com Vishay Semiconductors
Rev. 2.2, 02-Jun-14 1Document Number: 85607
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@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
Zener Diodes
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
PRIMARY CHARACTERISTICS
PARAMETER VALUE UNIT
VZ range nom. 2.7 to 100 V
Test current IZT 2.7 to 80 mA
VZ specification Pulse current
Int. construction Single
ORDERING INFORMATION
DEVICE NAME ORDERING CODE TAPED UNITS PER REEL MINIMUM ORDER
QUANTITY
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) 25 000/box
PACKAGE
PACKAGE NAME WEIGHT MOLDING COMPOUND
FLAMMABILITY RATING
MOISTURE SENSITIVITY
LEVEL SOLDERING CONDITIONS
DO-41 310 mg UL 94 V-0 MSL level 1
(according J-STD-020) 260 °C/10 s at terminals
ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified)
PARAMETER TEST CONDITION SYMBOL VALUE UNIT
Power dissipation Valid provided that leads at a distance of 4 mm
from case are kept at ambient temperature Ptot 1300 mW
Zener current See Table “Electrical characteristics”
Junction to ambient air Valid provided that leads at a distance of 4 mm
from case are kept at ambient temperature RthJA 110 K/W
Junction temperature Tj175 °C
Storage temperature range Tstg -55 to +175 °C
BZX85-Series
www.vishay.com Vishay Semiconductors
Rev. 2.2, 02-Jun-14 2Document Number: 85607
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@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
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
ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
PART NUMBER
ZENER VOLTAGE
RANGE (1)
TEST
CURRENT
REVERSE
LAEKAGE
CURRENT
DYNAMIC
RESISTANCE (3)
TEMPERATURE
COEFFICIENT
OF ZENER
VOLTAGE
ADMISSIBLE
ZENER
CURRENT (2)
VZ at IZT1 IZT1 IZT2 IR at VRZZ at IZT1 ZZK at IZT2 VZ at IZT1 IZ
VmA 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
BZX85-Series
www.vishay.com Vishay Semiconductors
Rev. 2.2, 02-Jun-14 3Document Number: 85607
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@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
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
ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
PART NUMBER
ZENER VOLTAGE
RANGE (1)
TEST
CURRENT
REVERSE
LAEKAGE
CURRENT
DYNAMIC
RESISTANCE (3)
TEMPERATURE
COEFFICIENT
OF ZENER
VOLTAGE
ADMISSIBLE
ZENER
CURRENT (2)
VZ at IZT1 IZT1 IZT2 IR at VRZZ at IZT1 ZZK at IZT2 VZ at IZT1 IZ
VmA μA V%/°C mA
MIN. NOM. MAX. MAX. MAX. MIN. MAX.
BZX85B2V7 2.64 2.7 2.76 80 1 < 150 1 < 20 < 400 - 0.08 - 0.05 360
BZX85B3V0 2.94 3 3.06 80 1 < 100 1 < 20 < 400 - 0.08 - 0.05 330
BZX85B3V3 2.24 3.3 3.36 80 1 < 40 1 < 20 < 400 - 0.08 - 0.05 300
BZX85B3V6 3.53 3.6 3.67 60 1 < 20 1 < 20 < 500 - 0.08 - 0.05 290
BZX85B3V9 3.82 3.9 3.98 60 1 < 10 1 < 15 < 500 - 0.07 - 0.02 280
BZX85B4V3 4.21 4.3 4.39 50 1 < 3 1 < 13 < 500 - 0.05 0.01 250
BZX85B4V7 4.61 4.7 4.79 45 1 < 3 1 < 13 < 600 - 0.03 0.04 215
BZX85B5V1 5 5.1 5.2 45 1 < 1 1.5 < 10 < 500 - 0.01 0.04 200
BZX85B5V6 5.49 5.6 5.71 45 1 < 1 2 < 7 < 400 0 0.045 190
BZX85B6V2 6.08 6.2 6.32 35 1 < 1 3 < 4 < 300 0.01 0.055 170
BZX85B6V8 6.66 6.8 6.94 35 1 < 1 4 < 3.5 < 300 0.015 0.06 155
BZX85B7V5 7.35 7.5 7.65 35 0.5 < 1 4.5 < 3 < 200 0.02 0.065 140
BZX85B8V2 8.04 8.2 8.36 25 0.5 < 1 6.2 < 5 < 200 0.03 0.07 130
BZX85B9V1 8.92 9.1 9.28 25 0.5 < 1 6.8 < 5 < 200 0.035 0.075 120
BZX85B10 9.8 10 10.2 25 0.5 < 0.5 7.5 < 7 < 200 0.04 0.08 105
BZX85B11 10.8 11 11.2 20 0.5 < 0.5 8.2 < 8 < 300 0.045 0.08 97
BZX85B12 11.8 12 12.2 20 0.5 < 0.5 9.1 < 9 < 350 0.045 0.085 88
BZX85B13 12.7 13 13.3 20 0.5 < 0.5 10 < 10 < 400 0.05 0.085 79
BZX85B15 14.7 15 15.3 15 0.5 < 0.5 11 < 15 < 500 0.055 0.09 71
BZX85B16 15.7 16 16.3 15 0.5 < 0.5 12 < 15 < 500 0.055 0.09 66
BZX85B18 17.6 18 18.4 15 0.5 < 0.5 13 < 20 < 500 0.06 0.09 62
BZX85B20 19.6 20 20.4 10 0.5 < 0.5 15 < 24 < 600 0.06 0.09 56
BZX85B22 21.6 22 22.4 10 0.5 < 0.5 16 < 25 < 600 0.06 0.095 52
BZX85B24 23.5 24 24.5 10 0.5 < 0.5 18 < 25 < 600 0.06 0.095 47
BZX85B27 26.5 27 27.5 8 0.25 < 0.5 20 < 30 < 750 0.06 0.095 41
BZX85B30 29.4 30 30.6 8 0.25 < 0.5 22 < 30 < 1000 0.06 0.095 36
BZX85B33 32.3 33 33.7 8 0.25 < 0.5 24 < 35 < 1000 0.06 0.095 33
BZX85B36 35.3 36 36.7 8 0.25 < 0.5 27 < 40 < 1000 0.06 0.095 30
BZX85B39 38.2 39 39.8 6 0.25 < 0.5 30 < 50 < 1000 0.06 0.095 28
BZX85B43 42.1 43 43.9 6 0.25 < 0.5 33 < 50 < 1000 0.06 0.095 26
BZX85B47 46.1 47 47.9 4 0.25 < 0.5 36 < 90 < 1500 0.06 0.095 23
BZX85B51 50 51 52 4 0.25 < 0.5 39 < 115 < 1500 0.06 0.095 21
BZX85B56 54.9 56 57.1 4 0.25 < 0.5 43 < 120 < 2000 0.06 0.095 19
BZX85B62 60.8 62 63.2 4 0.25 < 0.5 47 < 125 < 2000 0.06 0.095 16
BZX85B68 66.6 68 69.4 4 0.25 < 0.5 51 < 130 < 2000 0.055 0.095 15
BZX85B75 73.5 75 76.5 4 0.25 < 0.5 56 < 135 < 2000 0.055 0.095 14
BZX85B82 80.4 82 83.6 2.7 0.25 < 0.5 62 < 200 < 3000 0.055 0.095 12
BZX85B91 89.2 91 92.8 2.7 0.25 < 0.5 68 < 250 < 3000 0.055 0.095 10
BZX85B100 98 100 102 2.7 0.25 < 0.5 75 < 350 < 3000 0.055 0.095 9.4
BZX85-Series
www.vishay.com Vishay Semiconductors
Rev. 2.2, 02-Jun-14 4Document Number: 85607
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@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
BASIC CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
Fig. 1 - Pulse Thermal Resistance vs. Pulse Duration
Fig. 2 - Dynamic Resistance vs. Zener Current
Fig. 3 - Dynamic Resistance vs. Zener Current
Fig. 4 - Thermal Resistance vs. Lead Length
Fig. 5 - Admissible Power Dissipation vs. Ambient Temperature
Fig. 6 - Dynamic Resistance vs. Zener Current
10
-5
10
-4
10
-3
10
-2
10
-1
110
s
10
3
10
2
10
1
°C/W
2
5
4
3
2
5
4
3
2
5
4
3
r
thA
t
P
18458
tP
v =
T
PI
___
T
tP
0.5
0.2
0.1
0.05
0.02
0.01
0.1 2110
mA
10
3
10
2
10
Ω
2
5
4
3
r
zj
I
Z
18459
54
3254
3
56
43
7
2
5
4
3
7
1
2
10 100
mA
100
10
1
Ω
2
5
4
3
r
zj
I
Z18460
54
3254
3
7
2
5
4
3
7
43
36
30
24
22
18
010
20 30
mm
200
100
0
°C/W
R
thA
lead length
18461
max.
typ.
0100
200 °C
2
1
0
W
P
tot
T
amb18462
1
2
10 100
mA
10
3
10
2
1
Ω
r
zj
I
Z18463
54
3254
3
2
5
4
3
2
5
4
3
2
5
4
3
10
77
5V1
4V3
18
12
10
7V5
6V2
BZX85-Series
www.vishay.com Vishay Semiconductors
Rev. 2.2, 02-Jun-14 5Document Number: 85607
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@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
Fig. 7 - Breakdown Characteristics
Fig. 8 - Breakdown Characteristics
PACKAGE DIMENSIONS in millimeters (inches): DO-41
012345678 9 101112131415 V
0
40
80
120
160
200
240
mA
IZ
VZ
Tj = 25 °C
4V7
3V9
5V6
6V8
8V2
10
12
18456
0 5 101520253035
40 45 50 V
10
20
30
40
50
60
mA
IZ
VZ18457
Tj = 25 °C
15 18
22
27
33
39
47
0
94 9368
Cathode identification
26 (1.024) min. 4.1 (0.161) max. 26 (1.024) min.
0.86 (0.034) max.
2.6 (0.102) max.
Legal Disclaimer Notice
www.vishay.com Vishay
Revision: 08-Feb-17 1Document Number: 91000
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk.
Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document
or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Vishay:
BZX85C100-TAP BZX85C18-TAP BZX85C15-TR BZX85B10-TAP BZX85B11-TAP BZX85B12-TAP BZX85B13-
TAP BZX85B15-TAP BZX85B16-TAP BZX85B18-TAP BZX85B2V7-TAP BZX85B20-TAP BZX85B22-TAP
BZX85B24-TAP BZX85B27-TAP BZX85B3V0-TAP BZX85B3V3-TAP BZX85B3V6-TAP BZX85B3V9-TAP
BZX85B30-TAP BZX85B33-TAP BZX85B36-TAP BZX85B39-TAP BZX85B4V3-TAP BZX85B4V7-TAP BZX85B43-
TAP BZX85B47-TAP BZX85B5V1-TAP BZX85B5V6-TAP BZX85B51-TAP BZX85B56-TAP BZX85B6V2-TAP
BZX85B6V8-TAP BZX85B62-TAP BZX85B68-TAP BZX85B7V5-TAP BZX85B75-TAP BZX85B8V2-TAP
BZX85B9V1-TAP BZX85C10-TAP BZX85C11-TAP BZX85C12-TAP BZX85C13-TAP BZX85C15-TAP BZX85C16-
TAP BZX85C2V7-TAP BZX85C20-TAP BZX85C22-TAP BZX85C24-TAP BZX85C27-TAP BZX85C3V0-TAP
BZX85C3V3-TAP BZX85C3V6-TAP BZX85C3V9-TAP BZX85C30-TAP BZX85C33-TAP BZX85C36-TAP
BZX85C39-TAP BZX85C4V3-TAP BZX85C4V7-TAP BZX85C43-TAP BZX85C47-TAP BZX85C5V1-TAP
BZX85C5V6-TAP BZX85C51-TAP BZX85C56-TAP BZX85C6V2-TAP BZX85C6V8-TAP BZX85C62-TAP
BZX85C68-TAP BZX85C7V5-TAP BZX85C75-TAP BZX85C8V2-TAP BZX85C9V1-TAP BZX85B10-TR
BZX85B100-TAP BZX85B100-TR BZX85B11-TR BZX85B12-TR BZX85B13-TR BZX85B15-TR BZX85B16-TR
BZX85B18-TR BZX85B2V7-TR BZX85B20-TR BZX85B22-TR BZX85B24-TR BZX85B27-TR BZX85B3V0-TR
BZX85B3V3-TR BZX85B3V6-TR BZX85B3V9-TR BZX85B30-TR BZX85B33-TR BZX85B36-TR BZX85B39-TR
BZX85B4V3-TR BZX85B4V7-TR BZX85B43-TR BZX85B47-TR
