BZX55...
SILICON PLANAR ZENER DIODES
min. 27.5
The Zener voltages are graded according
to the international E 24 standard. Other
tolerances and higher Zener voltages are
upon request.
White
Cathode Band
Part No.
Black Color
max.
1.9
max.
min. 27.5
max. 2.9
0.5
Glass case JEDEC DO-34
Dimensions in mm
Absolute Maximum Ratings (T
a
= 25
O
C)
Symbol
Power Dissipation
Junction Temperature
Storage Temperature Range
1)
Value
500
1)
Unit
mW
O
P
tot
T
j
T
S
175
-55 to +175
C
C
O
Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case
Characteristics at T
amb
= 25
O
C
Symbol
Thermal Resistance
Junction to Ambient Air
Forward Voltage
at I
F
= 100mA
1)
Min.
-
Typ.
-
Max.
0.3
1)
Unit
K/mW
R
thA
V
F
-
-
1
V
Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case
BZX55...
Zener Voltage Range
1)
Type
V
znom
V
3)
Dynamic Resistance
r
ZJT
r
ZJK
at
I
ZK
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
1
1
1
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.25
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
Reverse Leakage Current
Ta = 25
O
C Ta = 125
O
C I
R
at V
R
µA
--
<100
<75
<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
<0.1
<0.1
<0.1
<0.1
<0.1
<0.1
<0.1
<0.1
<0.1
<0.1
Temp. coefficient
of Zener Voltage
TKvz
%/K
-0.26...-0.23
-0.09...-0.06
-0.09...-0.06
-0.09...-0.06
-0.09...-0.06
-0.08...-0.05
-0.08...-0.05
-0.08...-0.05
-0.08...-0.05
-0.06...-0.03
-0.05...+0.02
-0.02...+0.02
-0.05...+0.05
0.03...0.06
0.03...0.07
0.03...0.07
0.03...0.08
0.03...0.09
0.03...0.1
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.05...0.12
0.05...0.12
0.05...0.12
0.05...0.12
0.05...0.12
0.05...0.12
0.05...0.12
0.05...0.12
0.05...0.12
0.05...0.12
l
ZT
mA
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
5
5
5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
1
1
1
1
1
1
1
1
1
for
V
ZT2)
V
0.73...0.83
1.80...2.15
2.08...2.33
2.28...2.56
2.5...2.9
2.8...3.2
3.1...3.5
3.4...3.8
3.7...4.1
4.0...4.6
4.4...5.0
4.8...5.4
5.2...6.0
5.8...6.6
6.4...7.2
7.0...7.9
7.7...8.7
8.5...9.6
9.4...10.6
10.4...11.6
11.4...12.7
12.4...14.1
13.8...15.6
15.3...17.1
16.8...19.1
18.8...21.2
20.8...23.3
22.8...25.6
25.1...28.9
28...32
31...35
34...38
37...41
40...46
44...50
48...54
52...60
58...66
64...72
70...79
77...87
85...96
94...106
104...116
114...127
124...141
138...156
153...171
168...191
188...212
Ω
<8
<85
<85
<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
<300
<450
<450
<600
<800
<950
<1250
<1400
<1700
<2000
Ω
<50
<600
<600
<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
<500
<600
<700
<700
<1000
<1000
<1000
<1500
<2000
<5000
<5000
<5500
<6000
<6500
<7000
<8500
<10000
µA
--
<200
<160
<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
<10
<10
<10
<10
<10
<10
<10
<10
<10
<10
V
--
1
1
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
62
68
75
82
91
100
110
120
130
150
BZX 55/C 0V8
BZX 55/C 2V0
BZX 55/C 2V2
BZX 55/C 2V4
BZX 55/C 2V7
BZX 55/C 3V0
BZX 55/C 3V3
BZX 55/C 3V6
BZX 55/C 3V9
BZX 55/C 4V3
BZX 55/C 4V7
BZX 55/C 5V1
BZX 55/C 5V6
BZX 55/C 6V2
BZX 55/C 6V8
BZX 55/C 7V5
BZX 55/C 8V2
BZX 55/C 9V1
BZX 55/C 10
BZX 55/C 11
BZX 55/C 12
BZX 55/C 13
BZX 55/C 15
BZX 55/C 16
BZX 55/C 18
BZX 55/C 20
BZX 55/C 22
BZX 55/C 24
BZX 55/C 27
BZX 55/C 30
BZX 55/C 33
BZX 55/C 36
BZX 55/C 39
BZX 55/C 43
BZX 55/C 47
BZX 55/C 51
BZX 55/C 56
BZX 55/C 62
BZX 55/C 68
BZX 55/C 75
BZX 55/C 82
BZX 55/C 91
BZX 55/C 100
BZX 55/C 110
BZX 55/C 120
BZX 55/C 130
BZX 55/C 150
BZX 55/C 160
BZX 55/C 180
BZX 55/C 200
0.8
2.0
2.2
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
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
120
130
150
160
180
200
1)
2)
3)
Tested with pulses t
p
= 20 ms.
Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case
The BZX55-C0V8 is a silicon diode with operation in forward direction. Hence, the index of all parameters should be “F” instead of “Z”.
Connect the cathode lead to the negative pole.