1N957BUR-1 thru 1N986BUR-1
Silicon Zener Diode Series
Rev. V2
Features
•
Available in JAN, JANTX and JANTXV per MIL-
PRF-19500/117
•
Standard voltage tolerances are plus/minus 5%
with B suffix, 10% with A suffix identification.
•
Tight tolerances available in plus or minus 2% or
1% with C or D suffix respectively.
•
500 mW power handling
•
Hermetically sealed axial-leaded glass DO-
213AA package.
Electrical Specifications: T
A
= +25°C (unless otherwise specified)
Normal
Zener
Voltage
V
Z
Volts
1N957BUR-1
1N958BUR-1
1N959BUR-1
1N960BUR-1
1N961BUR-1
1N962BUR-1
1N963BUR-1
1N964BUR-1
1N965BUR-1
1N966BUR-1
1N967BUR-1
1N968BUR-1
1N969BUR-1
1N970BUR-1
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
Zener
Test
Current
I
ZT
mA
18.5
16.5
15.0
14.0
12.5
11.5
10.5
9.5
8.5
7.8
7.0
6.2
5.6
5.2
Max.
Zener
Impedance
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
Ohms
4.5
5.5
6.5
7.5
8.5
9.5
11.5
13
16
17
21
25
29
33
Ohms
700
700
700
700
700
700
700
700
700
700
750
750
750
750
mA
1.0
0.5
0.5
0.5
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Max.
Max.
DC Zener Surge
Current Current
I
ZM
I
ZSM
mA
55
50
45
41
38
32
31
28
25
24
20
18
16
15
mA
300
275
250
225
200
175
160
150
130
120
110
100
90
80
Max.
Reverse
Leakage
I
R
@ V
R
mA
150
75
50
25
10
5
5
5
5
5
5
5
5
5
Volts
5.2
5.7
6.2
6.9
7.6
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
18.2
Max.
Temperature
Coefficient
aV
Z
%/°C
0.05
0.058
0.065
0.068
0.075
0.076
0.077
0.079
0.082
0.083
0.085
0.086
0.087
0.088
Part #
1
1. The JEDEC type numbers shown (B Suffix) have a +5% tolerance on nominal Zener Votlage. The suffix A is used to identify +10%
tolerance; suffix C is used to identify +2%: and suffix D is used identify +1%; no suffix indicates +20%.
Continued on next page
1
VPT Components and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit
www.vptcomponents.com
for additional data sheets and product information.
For further information and support please visit:
www.vptcomponents.com
1N957BUR-1 thru 1N986BUR-1
Silicon Zener Diode Series
Rev. V2
Electrical Specifications: T
A
= +25°C (unless otherwise specified)
Part #
1
Normal
Zener
Voltage
V
Z
Volts
1N971BUR-1
1N972BUR-1
1N973BUR-1
1N974BUR-1
1N975BUR-1
1N976BUR-1
1N977BUR-1
1N978BUR-1
1N979BUR-1
1N980BUR-1
1N981BUR-1
1N982BUR-1
1N983BUR-1
1N984BUR-1
1N985BUR-1
1N986BUR-1
27
30
33
36
39
43
47
51
56
62
68
75
82
91
100
110
Zener
Test
Current
I
ZT
mA
4.6
4.2
3.8
3.4
3.2
3.0
2.7
2.5
2.2
2.0
1.8
1.7
1.5
1.4
1.3
1.1
Max.
Zener
Impedance
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
Ohms
41
49
58
70
80
93
105
125
150
185
230
270
330
400
500
750
Ohms
750
1000
1000
1000
1000
1000
1500
1500
2000
2000
2000
2000
3000
3000
3000
4000
mA
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Max.
Max.
DC Zener Surge
Current Current
I
ZM
I
ZSM
mA
13
12
11
10
9.5
8.8
7.9
7.4
6.8
6.0
5.5
5.0
4.6
4.1
3.7
3.3
mA
70
65
60
55
46
44
40
37
35
30
28
26
23
21
18
16
Max.
Reverse
Leakage
I
R
@ V
R
mA
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Volts
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
56.0
62.2
69.2
76.0
83.6
Max.
Temperature
Coefficient
aV
Z
%/°C
0.090
0.091
0.092
0.093
0.094
0.095
0.095
0.096
0.096
0.097
0.097
0.098
0.098
0.099
0.11
0.11
1. The JEDEC type numbers shown (B Suffix) have a +5% tolerance on nominal Zener Votlage. The suffix A is used to identify +10%
tolerance; suffix C is used to identify +2%: and suffix D is used identify +1%; no suffix indicates +20%.
Absolute Maximum Ratings
2,3
Thermal Resistance
Steady-State Power
Forward Voltage
Operating / Storage Temperature
250°C/W
0.5 W
1.1 V @ 200 mA
-65°C
to +175°C
2. Exceeding any one or combination of these limits may cause permanent damage to this device.
3. MACOM does not recommend sustained operation near these survivability limits.
2
VPT Components and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit
www.vptcomponents.com
for additional data sheets and product information.
For further information and support please visit:
www.vptcomponents.com
1N957BUR-1 thru 1N986BUR-1
Silicon Zener Diode Series
Rev. V2
3
VPT Components and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit
www.vptcomponents.com
for additional data sheets and product information.
For further information and support please visit:
www.vptcomponents.com
1N957BUR-1 thru 1N986BUR-1
Silicon Zener Diode Series
Rev. V2
Outline (DO – 213AA, Hermetically sealed glass case. (MELF, SOD-80, LL34)
Dim.
D
F
G
G1
S
Millimeters
Min.
Max.
1.60
0.41
3.30
1.70
0.55
3.70
Inches
Min.
Max.
0.063
0.016
0.130
0.067
0.022
0.140
2.54 ref.
0.03 min.
0.100 ref.
0.001 min.
4
VPT Components and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit
www.vptcomponents.com
for additional data sheets and product information.
For further information and support please visit:
www.vptcomponents.com
1N957BUR-1 thru 1N986BUR-1
Silicon Zener Diode Series
Rev. V2
VPT Components All rights reserved.
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vided by VPT Components as a service to its customers and may be used for informational purposes only. Ex-
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ment related to this document, VPT Components assumes no liability whatsoever. VPT Components assumes
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tions and product descriptions at any time, without notice. VPT Components makes no commitment to update
the information and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future
changes to its specifications and product descriptions. No license, express or implied, by estoppels or otherwise,
to any intellectual property rights is granted by this document.
THESE MATERIALS ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR
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5
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Visit
www.vptcomponents.com
for additional data sheets and product information.
For further information and support please visit:
www.vptcomponents.com
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