VISHAY
BZX85-Series
Vishay Semiconductors
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.
17173
Applications
Voltage stabilization
Mechanical Data
Case:
DO-41 Glass case
Weight:
approx. 310 mg
Packaging Codes/Options:
TR / 5 k per 13" reel (52 mm tape), 25 k/box
TAP / 5 k per ammo pack (52 mm tape), 25 k/box
Absolute Maximum Ratings
T
amb
= 25 °C, unless otherwise specified
Parameter
Zener current (see Table "Electrical
Characteristics")
Power dissipation
1)
Test condition
Symbol
Value
Unit
P
tot
1.3
1)
W
Valid provided that leads at a distance of 10 mm from case are kept at ambient temperature
Thermal Characteristics
T
amb
= 25 °C, unless otherwise specified
Parameter
Thermal resistance junction to
ambient air
Junction temperature
Storage temperature
1)
Test condition
Symbol
R
thJA
T
j
T
S
Value
130
1)
175
- 55 to + 175
Unit
°C/W
°C
°C
Valid provided that leads at a distance of 10 mm from case are kept at ambient temperature
Document Number 85607
Rev. 1.7, 14-Jun-04
www.vishay.com
1
BZX85-Series
Vishay Semiconductors
Electrical Characteristics
Partnumber
Zener Voltage
Range
1)
VISHAY
Dynamic Resistance
Temperature
Coefficient
of
Zener Voltage
@ I
ZK
mA
min
1
1
1
1
1
1
1
1
1
1
1
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
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
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
α
VZ
@ I
Z
= I
ZT
%/°C
max
-0.05
-0.05
-0.05
-0.05
-0.02
0.01
0.04
0.04
0.045
0.055
0.06
0.065
0.07
0.075
0.08
0.08
0.085
0.085
0.09
0.09
0.09
0.09
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
-0.08
-0.08
-0.08
-0.08
-0.07
-0.05
-0.03
-0.01
0
0.01
0.015
0.02
0.03
0.035
0.04
0.045
0.045
0.05
0.055
0.055
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.055
0.055
0.055
0.055
0.055
0.055
0.055
0.055
0.055
Reverse Leakage
Current
Admissible Zener
Current
2)
V
Z
@ I
ZT
V
min
BZX85C2V7
BZX85C3V0
BZX85C3V3
BZX85C3V6
BZX85C3V9
BZX85C4V3
BZX85C4V7
BZX85C5V1
BZX85C5V6
BZX85C6V2
BZX85C6V8
BZX85C7V5
BZX85C8V2
BZX85C9V1
BZX85C10
BZX85C11
BZX85C12
BZX85C13
BZX85C15
BZX85C16
BZX85C18
BZX85C20
BZX85C22
BZX85C24
BZX85C27
BZX85C30
BZX85C33
BZX85C36
BZX85C39
BZX85C43
BZX85C47
BZX85C51
BZX85C56
BZX85C62
BZX85C68
BZX85C75
BZX85C82
BZX85C91
BZX85C100
BZX85C110
BZX85C120
BZX85C130
BZX85C150
2.5
2.8
3.1
3.4
3.7
4
4.4
4.8
5.2
5.8
6.4
7
7.7
8.5
9.4
10.4
11.4
12.4
13.8
15.3
16.8
18.8
20.8
22.8
25.1
28
31
34
37
40
44
48
52
58
64
70
77
85
96
104
114
124
138
max
2.9
3.2
3.5
3.8
4.1
4.6
5
5.4
6
6.6
7.2
7.9
8.7
9.6
10.6
11.6
12.7
14.1
15.6
17.1
19.1
21.2
23.3
25.6
28.9
32
35
38
41
46
50
54
60
66
72
80
87
96
106
116
127
141
156
r
ZT3)
Ω
< 20
< 20
< 20
< 20
< 15
< 13
< 13
< 10
<7
<4
< 3.5
<3
<5
<5
<7
<8
<9
< 10
< 15
< 15
< 20
< 24
< 25
< 25
< 30
< 30
< 35
< 40
< 50
< 50
< 90
< 115
< 120
< 125
< 130
< 135
< 200
< 250
< 350
< 450
< 550
< 700
< 1000
@ I
ZT
mA
80
80
80
60
60
50
45
45
45
35
35
35
25
25
25
20
20
20
15
15
15
10
10
10
8
8
8
8
6
6
4
4
4
4
4
4
2.7
2.7
2.7
2.7
2
2
2
r
ZK3)
Ω
< 400
< 400
< 400
< 500
< 500
< 500
< 600
< 500
< 400
< 300
< 300
< 200
< 200
< 200
< 200
< 300
< 350
< 400
< 500
< 500
< 500
< 600
< 600
< 600
< 750
< 1000
< 1000
< 1000
< 1000
< 1000
< 1500
< 1500
< 2000
< 2000
< 2000
< 2000
< 3000
< 3000
< 3000
< 4000
< 4500
< 5000
< 6000
@ I
R
µA
< 150
< 100
< 40
< 20
< 10
<3
<3
<1
<1
<1
<1
<1
<1
<1
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
@ V
R
V
1
1
1
1
1
1
1
1.5
2
3
4
4.5
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
82
91
100
110
I
Z
mA
360
330
300
290
280
250
215
200
190
170
155
140
130
120
105
97
88
79
71
66
62
56
52
47
41
36
33
30
28
26
23
21
19
16
15
14
12
10
9.4
8.6
7.8
7
6.4
www.vishay.com
2
Document Number 85607
Rev. 1.7, 14-Jun-04
VISHAY
Partnumber
Zener Voltage
Range
1)
BZX85-Series
Vishay Semiconductors
Dynamic Resistance
Temperature
Coefficient
of
Zener Voltage
@ I
ZK
mA
min
< 1100
< 1200
< 1500
1.5
1.5
1.5
< 6500
< 7000
< 8000
0.25
0.25
0.25
0.055
0.055
0.055
α
VZ
@ I
Z
= I
ZT
%/°C
max
0.095
0.095
0.095
< 0.5
< 0.5
< 0.5
120
130
150
5.8
5.2
4.7
Reverse Leakage
Current
Admissible Zener
Current
2)
V
Z
@ I
ZT
V
min
BZX85C160
BZX85C180
BZX85C200
1)
2)
3)
r
ZT3)
Ω
@ I
ZT
mA
r
ZK3)
Ω
@ I
R
µA
@ V
R
V
I
Z
mA
max
171
191
212
153
168
188
Measured with pulses t
p
= 5 ms
Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case
Measured with f = 1 kHz
Document Number 85607
Rev. 1.7, 14-Jun-04
www.vishay.com
3
BZX85-Series
Vishay Semiconductors
Electrical Characteristics
Partnumber
Zener Voltage
Range
1)
VISHAY
Dynamic Resistance
Temperature
Coefficient
of
Zener Voltage
@ I
ZK
mA
min
1
1
1
1
1
1
1
1
1
1
1
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
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
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
α
VZ
@ I
Z
= I
ZT
%/°C
max
-0.05
-0.05
-0.05
-0.05
-0.02
0.01
0.04
0.04
0.045
0.055
0.06
0.065
0.07
0.075
0.08
0.08
0.085
0.085
0.09
0.09
0.09
0.09
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
0.095
-0.08
-0.08
-0.08
-0.08
-0.07
-0.05
-0.03
-0.01
0
0.01
0.015
0.02
0.03
0.035
0.04
0.045
0.045
0.05
0.055
0.055
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.06
0.055
0.055
0.055
0.055
0.055
0.055
0.055
0.055
0.055
Reverse Leakage
Current
Admissible Zener
Current
2)
V
Z
@ I
ZT
V
min
BZX85B2V7
BZX85B3V0
BZX85B3V3
BZX85B3V6
BZX85B3V9
BZX85B4V3
BZX85B4V7
BZX85B5V1
BZX85B5V6
BZX85B6V2
BZX85B6V8
BZX85B7V5
BZX85B8V2
BZX85B9V1
BZX85B10
BZX85B11
BZX85B12
BZX85B13
BZX85B15
BZX85B16
BZX85B18
BZX85B20
BZX85B22
BZX85B24
BZX85B27
BZX85B30
BZX85B33
BZX85B36
BZX85B39
BZX85B43
BZX85B47
BZX85B51
BZX85B56
BZX85B62
BZX85B68
BZX85B75
BZX85B82
BZX85B91
BZX85B100
BZX85B110
BZX85B120
BZX85B130
BZX85B150
2.64
2.94
2.24
3.53
3.82
4.21
4.61
5
5.49
6.08
6.66
7.35
8.04
8.92
9.8
10.8
11.8
12.7
14.7
15.7
17.6
19.6
21.6
23.5
26.5
29.4
32.3
35.3
38.2
42.1
46.1
50
54.9
60.8
66.6
73.5
80.4
89.2
98
108
118
127
147
max
2.76
3.06
3.36
3.67
3.98
4.39
4.79
5.2
5.71
6.32
6.94
7.65
8.36
9.28
10.2
11.2
12.2
13.3
15.3
16.3
18.4
20.4
22.4
24.5
27.5
30.6
33.7
36.7
39.8
43.9
47.9
52
57.1
63.2
69.4
76.5
83.6
92.8
102
112
122
133
153
r
ZT3)
Ω
< 20
< 20
< 20
< 20
< 15
< 13
< 13
< 10
<7
<4
< 3.5
<3
<5
<5
<7
<8
<9
< 10
< 15
< 15
< 20
< 24
< 25
< 25
< 30
< 30
< 35
< 40
< 50
< 50
< 90
< 115
< 120
< 125
< 130
< 135
< 200
< 250
< 350
< 450
< 550
< 700
< 1000
@ I
ZT
mA
80
80
80
60
60
50
45
45
45
35
35
35
25
25
25
20
20
20
15
15
15
10
10
10
8
8
8
8
6
6
4
4
4
4
4
4
2.7
2.7
2.7
2.7
2
2
2
r
ZK3)
Ω
< 400
< 400
< 400
< 500
< 500
< 500
< 600
< 500
< 400
< 300
< 300
< 200
< 200
< 200
< 200
< 300
< 350
< 400
< 500
< 500
< 500
< 600
< 600
< 600
< 750
< 1000
< 1000
< 1000
< 1000
< 1000
< 1500
< 1500
< 2000
< 2000
< 2000
< 2000
< 3000
< 3000
< 3000
< 4000
< 4500
< 5000
< 6000
@ I
R
µA
< 150
< 100
< 40
< 20
< 10
<3
<3
<1
<1
<1
<1
<1
<1
<1
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
< 0.5
@ V
R
V
1
1
1
1
1
1
1
1.5
2
3
4
4.5
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
82
91
100
110
I
Z
mA
360
330
300
290
280
250
215
200
190
170
155
140
130
120
105
97
88
79
71
66
62
56
52
47
41
36
33
30
28
26
23
21
19
16
15
14
12
10
9.4
8.6
7.8
7
6.4
www.vishay.com
4
Document Number 85607
Rev. 1.7, 14-Jun-04
VISHAY
Partnumber
Zener Voltage
Range
1)
Dynamic Resistance
Temperature
Coefficient
of
Zener Voltage
@ I
ZK
mA
min
< 1100
< 1200
< 1500
1.5
1.5
1.5
< 6500
< 7000
< 8000
0.25
0.25
0.25
0.055
0.055
0.055
α
VZ
@ I
Z
= I
ZT
%/°C
max
0.095
0.095
0.095
BZX85-Series
Vishay Semiconductors
Reverse Leakage
Current
Admissible Zener
Current
2)
V
Z
@ I
ZT
V
min
BZX85B160
BZX85B180
BZX85B200
1)
2)
3)
r
ZT3)
Ω
@ I
ZT
mA
r
ZK3)
Ω
@ I
R
µA
< 0.5
< 0.5
< 0.5
@ V
R
V
120
130
150
I
Z
mA
5.8
5.2
4.7
max
163
184
204
157
176
196
Measured with pulses t
p
= 5 ms
Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case
Measured with f = 1 kHz
Typical Characteristics
(T
amb
= 25
°C
unless otherwise specified)
18458
18460
Figure 1. Pulse Thermal Resistance vs. Pulse Duration
Figure 3. Dynamic Resistance vs. Zener Current
18459
18461
Figure 2. Dynamic Resistance vs. Zener Current
Figure 4. Thermal Resistance vs. Lead Length
Document Number 85607
Rev. 1.7, 14-Jun-04
www.vishay.com
5
