BZX55-Series
Vishay Semiconductors
Small Signal Zener Diodes
Features
•
•
•
•
•
•
•
Very sharp reverse characteristic
Low reverse current level
e2
Very high stability
Low noise
Available with tighter tolerances
Lead (Pb)-free component
Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
94 9367
Applications
• Voltage stabilization
Mechanical Data
Case:
DO35 glass case
Weight:
approx. 125 mg
Cathode Band Color:
black
Packaging Codes/Options:
TR/10 k per 13" reel, 30 k/box
TAP/10 k per ammopack (52 mm tape), 30 k/box
Absolute Maximum Ratings
T
amb
= 25 °C, unless otherwise specified
Parameter
Power dissipation
Z-current
Test condition
l = 4 mm, T
L
= 25 °C
Symbol
P
tot
I
Z
Value
500
P
tot
/V
Z
Unit
mW
mA
Thermal Characteristics
T
amb
= 25 °C, unless otherwise specified
Parameter
Thermal resistance junction to ambient air
Junction temperature
Storage temperature range
Test condition
l = 4 mm, T
L
= constant
Symbol
R
thJA
T
j
T
stg
Value
300
175
- 65 to + 175
Unit
K/W
°C
°C
Electrical Characteristics
T
amb
= 25 °C, unless otherwise specified
Parameter
Forward voltage
Test condition
I
F
= 200 mA
Symbol
V
F
Min
Typ.
Max
1.5
Unit
V
Document Number 85604
Rev. 1.5, 05-Jul-07
www.vishay.com
1
BZX55-Series
Vishay Semiconductors
Electrical Characteristics
BZX55C..
Partnumber
Zener Voltage
Range
V
Z
at I
ZT
Dynamic
Resistance
r
zjT
at
r
zjK
at
I
ZT
,
I
ZK
,
f = 1 kHz f = 1 kHz
Ω
max
2.56
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
79
< 85
< 85
< 85
< 85
< 85
< 85
< 75
< 60
< 35
< 25
< 10
<8
<7
<7
< 10
< 15
< 20
< 20
< 26
< 30
< 40
< 50
< 55
< 55
< 80
< 80
< 80
< 80
< 80
< 90
< 90
< 110
< 125
< 135
< 150
< 200
< 250
< 600
< 600
< 600
< 600
< 600
< 600
< 600
< 600
< 550
< 450
< 200
< 150
< 50
< 50
< 50
< 70
< 70
< 90
< 110
< 110
< 170
< 170
< 220
< 220
< 220
< 220
< 220
< 220
< 220
< 500
< 600
< 700
< 700
< 1000
< 1000
< 1000
< 1500
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
Test
Current
I
ZT
Temperature
Coefficient
TK
VZ
Test
Current
I
ZK
Reverse Leakage Current
I
R
at
T
amb
=
25 °C
µA
< 50
< 10
<4
<2
<2
<2
<1
< 0.5
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 100
< 50
< 40
< 40
< 40
< 40
< 20
< 10
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<5
<5
<5
< 10
< 10
< 10
< 10
< 10
I
R
at
T
amb
=
150 °C
at V
R
V
min
BZX55C2V4
BZX55C2V7
BZX55C3V0
BZX55C3V3
BZX55C3V6
BZX55C3V9
BZX55C4V3
BZX55C4V7
BZX55C5V1
BZX55C5V6
BZX55C6V2
BZX55C6V8
BZX55C7V5
BZX55C8V2
BZX55C9V1
BZX55C10
BZX55C11
BZX55C12
BZX55C13
BZX55C15
BZX55C16
BZX55C18
BZX55C20
BZX55C22
BZX55C24
BZX55C27
BZX55C30
BZX55C33
BZX55C36
BZX55C39
BZX55C43
BZX55C47
BZX55C51
BZX55C56
BZX55C62
BZX55C68
BZX55C75
2.28
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
mA
min
- 0.09
- 0.09
- 0.08
- 0.08
- 0.08
- 0.08
- 0.06
- 0.05
- 0.02
- 0.05
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
%/K
max
- 0.06
- 0.06
- 0.05
- 0.05
- 0.05
- 0.05
- 0.03
0.02
0.02
0.05
0.06
0.07
0.07
0.08
0.09
0.1
0.11
0.11
0.11
0.11
0.11
0.11
0.11
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
mA
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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
V
1
1
1
1
1
1
1
1
1
1
2
3
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
www.vishay.com
2
Document Number 85604
Rev. 1.5, 05-Jul-07
BZX55-Series
Vishay Semiconductors
Electrical Characteristics
BZX55B..
Partnumber
Zener Voltage
Range
V
Z
at I
ZT
Dynamic
Resistance
r
zjT
at
r
zjK
at
I
ZT
,
I
ZK
,
f = 1 kHz f = 1 kHz
Ω
max
2.76
3.06
3.36
3.68
3.98
4.38
4.8
5.2
5.72
6.32
6.94
7.65
8.36
9.28
10.2
11.22
12.24
13.26
15.3
16.3
18.36
20.4
22.45
24.5
27.6
30.6
33.6
36.7
39.8
43.9
47.9
52
57.1
63.2
69.4
76.5
< 85
< 90
< 90
< 90
< 90
< 90
< 80
< 60
< 40
< 10
<8
<7
<7
< 10
< 15
< 20
< 20
< 26
< 30
< 40
< 50
< 55
< 55
< 80
< 80
< 80
< 80
< 80
< 90
< 90
< 110
< 125
< 135
< 150
< 200
< 250
< 600
< 600
< 600
< 600
< 600
< 600
< 600
< 550
< 450
< 200
< 150
< 50
< 50
< 50
< 70
< 70
< 90
< 110
< 110
< 170
< 170
< 220
< 220
< 220
< 220
< 220
< 220
< 220
< 500
< 600
< 700
< 700
< 1000
< 1000
< 1000
< 1500
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
Test
Current
I
ZT
Temperature
Coefficient
TK
VZ
Test
Current
I
ZK
Reverse Leakage Current
I
R
at
T
amb
=
25 °C
µA
< 10
<4
<2
<2
<2
<1
< 0.5
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 0.1
< 50
< 40
< 40
< 40
< 40
< 20
< 10
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<5
<5
<5
< 10
< 10
< 10
< 10
< 10
I
R
at
T
amb
=
150 °C
at V
R
V
min
BZX55B2V7
BZX55B3V0
BZX55B3V3
BZX55B3V6
BZX55B3V9
BZX55B4V3
BZX55B4V7
BZX55B5V1
BZX55B5V6
BZX55B6V2
BZX55B6V8
BZX55B7V5
BZX55B8V2
BZX55B9V1
BZX55B10
BZX55B11
BZX55B12
BZX55B13
BZX55B15
BZX55B16
BZX55B18
BZX55B20
BZX55B22
BZX55B24
BZX55B27
BZX55B30
BZX55B33
BZX55B36
BZX55B39
BZX55B43
BZX55B47
BZX55B51
BZX55B56
BZX55B62
BZX55B68
BZX55B75
2.64
2.94
3.24
3.52
3.82
4.22
4.6
5
5.48
6.08
6.66
7.35
8.04
8.92
9.8
10.78
11.76
12.74
14.7
15.7
17.64
19.6
21.55
23.5
26.4
29.4
32.4
35.3
38.2
42.1
46.1
50
54.9
60.8
66.6
73
mA
min
- 0.09
- 0.08
- 0.08
- 0.08
- 0.08
- 0.06
- 0.05
- 0.02
- 0.05
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
%/K
max
- 0.06
- 0.05
- 0.05
- 0.05
- 0.05
- 0.03
0.02
0.02
0.05
0.06
0.07
0.07
0.08
0.09
0.1
0.11
0.11
0.11
0.11
0.11
0.11
0.11
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
mA
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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
V
1
1
1
1
1
1
1
1
1
2
3
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
Document Number 85604
Rev. 1.5, 05-Jul-07
www.vishay.com
3
BZX55-Series
Vishay Semiconductors
Typical Characteristics
T
amb
= 25 °C, unless otherwise specified
R
thJA
- Therm. Resist. Junction Ambient (K/W)
500
1.3
V
Ztn
=
V
Zt
/V
Z
(25 °C)
400
300
l
200
100
T
L
= constant
0
0
5
10
15
20
95 9611
V
Ztn
- Relative
Voltage
Change
1.2
1.1
1.0
0.9
0.8
- 60
95 9599
TK
VZ
= 10 x 10
-4
/K
8
x 10
-4
/K
6 x 10
-4
/K
4 x 10
-4
/K
2 x 10
-4
/K
l
0
- 2 x 10
-4
/K
- 4 x 10
-4
/K
0
60
120
180
240
I - Lead Length (mm)
T
j
- Junction Temperature (°C)
Figure 1. Thermal Resistance vs. Lead Length
Figure 4. Typical Change of Working Voltage vs.
Junction Temperature
TK
VZ
- Temperature Coefficient of
V
Z
(10
-4
/K)
P
tot
- Total Power Dissipation (mW)
600
500
400
300
200
100
0
0
15
10
5
I
Z
= 5 mA
0
-5
0
95 9600
40
80
120
160
200
10
95 9602
T
amb
- Ambient Temperature (°C)
20
40
30
V
Z
- Z-Voltage (V)
50
Figure 2. Total Power Dissipation vs. Ambient Temperature
Figure 5. Temperature Coefficient of Vz vs. Z-Voltage
1000
C
D
- Diode Capacitance (pF)
V
Z
-
Voltage
Change (mV)
200
T
j
= 25 °C
150
V
R
= 2
V
T
j
= 25 °C
100
100
I
Z
= 5 mA
10
50
1
0
95 9598
0
5
10
15
20
25
0
95 9601
5
10
15
20
25
V
Z
- Z-Voltage (V)
V
Z
- Z-Voltage (V)
Figure 3. Typical Change of Working Voltage under Operating
Conditions at T
amb
= 25 °C
Figure 6. Diode Capacitance vs. Z-Voltage
www.vishay.com
4
Document Number 85604
Rev. 1.5, 05-Jul-07
BZX55-Series
Vishay Semiconductors
100
I
F
- Forward Current (mA)
10
T
j
= 25 °C
50
40
30
20
10
0
15
95 9607
1
0.1
0.01
0.001
0
0.2
0.4
0.6
0.8
1.0
I
Z
- Z-Current (mA)
P
tot
= 500 mW
T
amb
= 25 °C
20
25
30
35
95 9605
V
F
- Forward
Voltage
(V)
V
Z
- Z-Voltage (V)
Figure 9. Z-Current vs. Z-Voltage
Figure 7. Forward Current vs. Forward Voltage
80
I
Z
- Z-Current (mA)
P
tot
= 500 mW
T
amb
= 25 °C
r
Z
- Differential Z-Resistance (Ω)
100
1000
I
Z
= 1 mA
100
5 mA
60
40
20
0
0
95 9604
10
10 mA
1
Tj = 25 °C
4
6
8
12
20
95 9606
0
5
10
15
20
25
V
Z
- Z-Voltage (V)
V
Z
- Z-Voltage (V)
Figure 8. Z-Current vs. Z-Voltage
Figure 10. Differential Z-Resistance vs. Z-Voltage
Z
thp
- Thermal Resistance for Pulse Cond. (KW)
1000
t
P
/T = 0.5
100
t
P
/T = 0.2
Single Pulse
10
t
P
/T = 0.1
t
P
/T = 0.02
i
ZM
= (- V
Z
+ (V
Z2
+ 4r
zj
x T/Z
thp
)
1/2
)/(2r
zj
)
10
0
10
1
t
P
- Pulse Length (ms)
10
2
95 9603
R
thJA
= 300 K/W
T = T
jmax
- T
amb
t
P
/T = 0.01
t
P
/T = 0.05
1
10
-1
Figure 11. Thermal Response
Document Number 85604
Rev. 1.5, 05-Jul-07
www.vishay.com
5
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