HITANO ENTERPRISE CORP.
BZX55C2V4 THRU BZX55C51
TECHNICAL
SPECIFICATIONS
OF
GLASS
SILICON
ZENER
DIODES
FEATURES
* V oltage Range:2.2V to 51V
* Double slug type construction
DO-34
/
DO-35
MECHANICAL DATA
* Case: Glass sealed case
* Lead: MIL-STD-202E, Method 208 guaranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.13 gram
25.0MIN
L
0.52Ø
2.0MAX
25.0MIN
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unl ess otherwise speci fied.
Single phase, half wave, 60 Hz, resistive or inductive
load.
For capacitive load, derate current by 20%.
DO-34
L:
2.9
MAX
DO-35
4.2
MAX
Dimensions
in
millimet ers
SYMBOL VALUE UNITS
Zener Current see Table "Characteristics"
Power Dissipation at Tamb=25
o
C
Ptot
500
(1)
mW
Junction Temperature Tj 175
o
C
Storage Temperature Range Tstg -55 to + 175
o
C
Thermal Resistance
Junction to Ambient Air
RthA
-
-
0.3
(1)
K/mW
Typ.
Min.
Max.
Forward Voltage
at IF=100mA
VF
-
-
1
Volts
Typ .
Min.
Max.
1)Valid Pro vided that leads are kept at am bient temperature at a distance of 8 mm from case.
NOTE: 1.Standard Zener Voltage Tolerance ± 5%
2.Suffix "M" stands for "DO-34" package.(e.g.:BZX55C2V4M, BZX55C39M)
RATING AND CHARACTERISTIC CURVES (BZX55C SERIES)
B
Z
X
55
C
-
SER
I
ES
M
a
x
i
m
u
m
Ze
n
e
r
I
m
p
e
d
a
n
c
e
M
a
x
i
m
u
m
R
e
v
e
r
s
e
L
e
a
k
a
g
e
C
urr
e
n
t
D
e
v
i
ce
T
y
p
e
N
o
m
i
n
a
l
z
e
n
e
r
V
o
l
t
a
g
e
V
z
a
t
Iz
t
*
T
e
s
t
C
urr
e
n
t
Iz
T
Z
z
T
a
t
Iz
T
Z
z
k
a
t
Iz
k
=
1
m
A
T
y
p
i
c
a
l
T
e
m
p
e
r
a
t
ur
e
c
o
e
ffi
c
i
e
n
t
I
R
T
e
s
t
-
V
o
l
t
a
g
e
s
u
ffi
x
B
M
a
x
i
m
u
m
R
e
g
u
l
a
t
or
C
urr
e
n
t
Iz
M
V
o
l
t
s
m
A
Ω
Ω
%
/
℃
µΑ
V
o
l
t
s
m
A
B
Z
X
55-
C
2
V
2
2
.
09-2
.
31 5
85
600
-0
.
070
50
1
.
0
165
B
Z
X
55-
C
2
V
4
2
.
28-2
.
56 5
85
600
-0
.
070
50
1
.
0
150
B
Z
X
55-
C
2
V
7
2
.
5-2
.
9 5
85
600
-0
.
070
10
1
.
0
135
B
Z
X
55-
C
3
V
0
2
.
8-3
.
2 5
85
600
-0
.
070
4
1
.
0
125
B
Z
X
55-
C
3
V
3
3
.
1-3
.
5 5
85
600
-0
.
065
2
1
.
0
115
B
Z
X
55-
C
3
V
6
3
.
4-3
.
8 5
85
600
-0
.
060
2
1
.
0
105
B
Z
X
55-
C
3
V
9
3
.
7-4
.
1 5
85
600
-0
.
050
2
1
.
0
95
B
Z
X
55-
C
4
V
3
4
.
0-4
.
6 5
75
600
-0
.
025
1
1
.
0
90
B
Z
X
55-
C
4
V
7
4
.
4-5
.
0 5
60
600
-0
.
010
0
.
5 1
.
0
85
B
Z
X
55-
C
5
V
1
4
.
8-5
.
4 5
35
550
+
0
.
015
0
.
1 1
.
0
80
B
Z
X
55-
C
5
V
6
5
.
2-6
.
0 5
25
450
+
0
.
025
0
.
1 1
.
0
70
B
Z
X
55-
C
6
V
2
5
.
8-6
.
6 5
10
200
+
0
.
035
0
.
1 2
.
0
64
B
Z
X
55-
C
6
V
8
6
.
4-7
.
2 5
8
150
+
0
.
045
0
.
1 3
.
0
58
B
Z
X
55-
C
7
V
5
7
.
0-7
.
9 5
7
50
+
0
.
050
0
.
1 5
.
0
53
B
Z
X
55-
C
8
V
2
7
.
7-8
.
7 5
7
50
+
0
.
050
0
.
1 6
.
0
47
B
Z
X
55-
C
9
V
1
8
.
5-9
.
6 5
10
50
+
0
.
060
0
.
1 7
.
0
43
B
Z
X
55-
C
10
9
.
4-10
.
6 5
15
70
+
0
.
070
0
.
1 7
.
5
40
B
Z
X
55-
C
11
10
.
4-11
.
6 5
20
70
+
0
.
070
0
.
1 8
.
5
36
B
Z
X
55-
C
12
11
.
4-12
.
7 5
20
90
+
0
.
070
0
.
1 9
.
0
32
B
Z
X
55-
C
13
12
.
4-14
.
1 5
26
110
+
0
.
070
0
.
1 10
29
B
Z
X
55-
C
15
13
.
8-15
.
6 5
30
110
+
0
.
070
0
.
1 11
27
B
Z
X
55-
C
16
15
.
3-17
.
1 5
40
170
+
0
.
070
0
.
1 12
24
B
Z
X
55-
C
18
16
.
8-19
.
1 5
50
170
+
0
.
070
0
.
1 14
21
B
Z
X
55-
C
20
18
.
8-21
.
2 5
55
220
+
0
.
070
0
.
1 15
20
B
Z
X
55-
C
22
20
.
8-23
.
3 5
55
220
+
0
.
070
0
.
1 17
18
B
Z
X
55-
C
24
22
.
8-25
.
6 5
80
220
+
0
.
080
0
.
1 18
16
B
Z
X
55-
C
27
25
.
1-28
.
9 5
80
220
+
0
.
080
0
.
1 20
14
B
Z
X
55-
C
30
28-32
5
80
220
+
0
.
080
0
.
1 22
13
B
Z
X
55-
C
33
31-35
5
80
220
+
0
.
080
0
.
1 24
12
B
Z
X
55-
C
36
34-38
5
80
220
+
0
.
080
0
.
1 27
11
B
Z
X
55-
C
39
37-41
2
.
5
90
500
+
0
.
080
0
.
1 30
10
B
Z
X
55-
C
43
40-46
2
.
5
90
600
+
0
.
080
0
.
1 33
9
.
2
B
Z
X
55-
C
47
44-50
2
.
5
110
700
+
0
.
080
0
.
1 36
8
.
5
B
Z
X
55-
C
51
48-54
2
.
5
125
700
+
0
.
080
0
.
1 39
7
.
5
S
T
ANDA
R
D
V
O
L
T
A
G
E
T
O
L
ER
AN
C
E
I
S
±
5
%
AND
:
Z
E
N
ER
D
I
O
D
E
M
A
R
K
I
N
G
S
Y
S
T
E
M
:
S
U
FF
IX
"
A
"
F
O
R
±
1
%
D
O
-34
D
O
-35
S
U
FF
IX
"
B
"
F
O
R
±
2
%
Z
3
V
9
B
Z
X
55
C
3
V
9
S
U
FF
IX
"
C
"
F
O
R
±
5
%
1
*
2
*
1
*
2
*
S
U
FF
IX
"
D
"
F
O
R
±
20
%
1
*
T
y
p
e
N
O
.
2
*
V
z
o
f
z
e
n
e
r
d
i
o
d
e
,
V
c
o
d
e
i
s
i
n
s
t
e
a
d
o
f
d
ec
i
m
a
l
p
o
i
n
t
.
e
.
g
.,
3
V
6
=
3
.
6
V
#
M
e
a
s
ur
e
d
w
i
t
h
p
u
l
s
e
s
T
p=
20
m
S
ec
.
Breakdown
characteristic
B
Z
X
5
5
-
S
E
R
I
E
S
mA
changes
in
the
power
dissipation
50
due
to
the
ambient
temperature.
40
IZ
500
400
30
5V
10V
15V
20V
25V
30V
300
200
100
20
10
50
100
150
200
300
Ta(
o
C)
0
Ambient
Temperature.
Test
Current
IZ
5mA
VZ