BZX55B
SILICON PLANAR ZENER DIODES
Absolute Maximum Ratings (T
a
= 25
o
C)
Symbol
Zener Current see Table “ Characteristics ”
Power Dissipation
Junction Temperature
Storage Temperature Range
1)
Value
Unit
P
tot
T
j
T
S
500
1)
mW
O
O
175
-55 to +175
C
C
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
= 100 mA
1)
Min.
-
-
Typ.
-
-
Max.
0.3
1
1)
Unit
K/mW
V
R
thA
V
F
Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
BZX55B
Type
Zener Voltage Range
V
Znom
V
BZX55/B2V0
BZX55/B2V2
BZX55/B2V4
BZX55/B2V7
BZX55/B3V0
BZX55/B3V3
BZX55/B3V6
BZX55/B3V9
BZX55/B4V3
BZX55/B4V7
BZX55/B5V1
BZX55/B5V6
BZX55/B6V2
BZX55/B6V8
BZX55/B7V5
BZX55/B8V2
BZX55/B9V1
BZX55/B10
BZX55/B11
BZX55/B12
BZX55/B13
BZX55/B15
BZX55/B16
BZX55/B18
BZX55/B20
BZX55/B22
BZX55/B24
BZX55/B27
BZX55/B30
BZX55/B33
BZX55/B36
BZX55/B39
BZX55/B43
BZX55/B47
BZX55/B51
BZX55/B56
BZX55/B62
BZX55/B68
BZX55/B75
BZX55/B82
BZX55/B91
BZX55/B100
BZX55/B110
BZX55/B120
BZX55/B130
BZX55/B150
BZX55/B160
BZX55/B180
BZX55/B200
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)
Dynamic Resistance
r
zjT
Ω
<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
Reverse Leakage
Current
T
a
= 25℃ T
a
= 125℃ I
R
at V
R
Temp.
Coefficient of
Zener Voltage
l
ZT
for V
ZT
mA
V
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
1.96…2.04
2.15…2.25
2.35…2.45
2.64…2.76
2.94…3.06
3.23…3.37
3.52…3.68
3.82…3.98
4.21…4.39
4.60…4.80
4.99…5.20
5.49…5.71
6.07…6.32
6.66…6.94
7.35…7.65
8.04…8.36
8.92…9.28
9.8…10.2
10.8…11.2
11.8…12.2
12.7…13.3
14.7…15.3
15.7…16.3
17.6…18.4
19.6…20.4
21.6…22.5
23.5…24.5
26.4…27.6
29.4…30.6
32.3…33.7
35.2…36.8
38.2…39.8
42.1…43.9
46.0…48.0
49.9…52.1
54.8…57.2
60.7…63.3
66.6…69.4
73.5…76.5
80.3…83.7
89.1…92.9
98.0…102.0
107.8…112.2
117.6…122.4
127.4…132.6
147.0…153.0
156.8…163.2
176.4…183.6
196.0…204.0
r
zjK
at I
ZK
Ω
mA
<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
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
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
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
TK
VZ
%/K
-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
1)
Tested with pulses t
p
= 20 ms.
BZX55B
Breakdown characteristics
T
j
= constant (pulsed)
mA
50
B2V7 B3V3
Tj=25
o
C
B2V0
B3V9
B4V7
B6V8
BZX 55...
Iz
40
B8V2
B5V6
30
20
10
Test current Iz
5mA
0
0
1
2
3
4
5
6
Vz
7
8
9
10 V
Breakdown characteristics
T
j
= constant (pulsed)
mA
30
BZX 55...
B10
B12
Tj=25
o
C
Iz
B15
20
B18
B22
Test current Iz
5mA
B27
B33
10
0
0
10
20
Vz
30
40 V
®
Dated : 02/06/2003
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