CHENDA BZX55C18 Low zener impedance Datasheet

BZX55C-SERIES
ZENER DIODES
Zener Voltage: 2.4-180V Peak Pulse Power: 500mW
FEATURE
DO-35(GLASS)
1.0 2(26.0)
MIN.
0.079(2.0)
MAX
Low zener impedance
Low regulation factor
Glass passivated junction
High temperature soldering guaranteed:
260 C/10S/9.5mm lead length at 5 lbs tension
0.165 (4.2)
0.138 (3.5)
1.0 2(26.0)
MIN.
0.018(0.45)
TYP
Dimensions in inches and (millimeters)
MECHANICAL DATA
Case: JEDEC DO-35(GLASS) molded glass body
Terminals: Plated axial leads, solderable per MIL-STD 750,
method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.005 ounce,0.14 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
MDD Catalog Number
SYMBOLS
VALUE
UNITS
Ptot
500
mW
Tj
200
C
Storage Temperature Range
TSTG
-65 to + 200
C
Thermal resistance junction ambient(Note 1
RθJA
0.3
K/mW
VF
1.0
V
Zener Current see Table Characteristics
Power Dissipation at Tamb=25 C(Note 1)
Junction Temperature
Forward voltage at IF=100mA
Note 1: Valid provided that leads at a distance of 10mm from case are kept at ambient temperature
ELECTRICAL CHARACTERISTICS (at TA=25 C unless otherwise noted)
Device Type
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
BZX55C82
BZX55C91
BZX55C100
BZX55C110
BZX55C120
BZX55C130
BZX55C150
BZX55C160
BZX55C180
BZX55C188
Nominal
ZenerVoltage
Vz@IZT
Min
Max
2.28
2.5
2.8
3.1
3.4
3.7
4.0
4.4
4.8
5.2
5.8
6.4
7.0
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
94
104
114
124
138
153
168
188
2.56
2.9
3.2
3.5
3.8
4.1
4.6
5.0
5.4
6.0
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
171
191
212
Maximum Zener
Test
Impedance
Current
IZT
ZZT@IZT
ZZK@IZK
IZK
mA
Ohms
Ohms
mA
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
5.0
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
85
85
85
85
85
85
75
60
35
25
10
8.0
7.0
7.0
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
1000
1200
1500
1800
2000
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
2000
5000
5000
5000
5000
5000
5000
5000
5000
5000
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
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
Maximum Reverse
Leakage Current
IR
µA
@VR
Volts
50
10
4.0
2.0
2.0
2.0
1.0
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
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
5.0
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
(%/ C)
Maximum
Regulator
Current
IZM
mA
-0.085
-0.080
-0.075
-0.070
-0.065
-0.060
+0.055
+0.030
+0.030
+0.038
+0.045
+0.050
+0.058
+0.062
+0.068
+0.075
+0.076
+0.077
+0.079
+0.082
+0.083
+0.085
+0.086
+0.087
+0.088
+0.090
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
155
135
125
115
105
95
90
85
80
70
64
58
53
74
43
40
36
32
29
27
24
21
20
18
16
14
13
12
11
10
9.2
8.5
7.8
7.0
6.4
5.9
5.3
4.8
4.4
4.0
3.6
3.3
3.0
2.6
2.5
2.2
2.0
Typical
Temperature
Coefficient
RATINGS AND CHARACTERISTIC CURVES BZX55-SERIES
Breakdown characteristics
5
mA
10
15
20
25
30
Iz,TEST CURRENT,MILLIAMPERS
50
V
40
30
Test Current
Iz=5mA
20
10
0
27
24
22
20
15
12
11
9V1
6V8
6V2
5V6
5V1
4V7
4V3
3V9
3V3
2V4
Vz,ZENER VOLTAGE,volts
Ptot,POWER DISSIPATION,MILLIWATTS
Admissible power dissipation versus ambient temperature
Valid provided that leads are kept at ambient temperature at a distance of 10mm from case
500
400
300
200
100
0
0
50
100
150
200
AMBIENT TEMPERATURE, C
The cruve graph is for reference only, can't be the basis for judgment(曲线图仅供参考)!
250
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