BZX79C2V4 - BZX79C56 Zener Diodes
July 2007
BZX79C2V4 - BZX79C56
Zener Diodes
Tolerance = 5%
DO-35 Glass case
COLOR BAND DENOTES CATHODE
Absolute Maximum Ratings *
Symbol
P
D
T
A
= 25°C unless otherwise noted
Parameter
Power Dissipation
@ TL
≤
75°C, Lead Length = 3/8”
Derate above 75°C
Operating and Storage Temperature Range
Value
500
4.0
-65 to +200
Units
mW
mW/°C
°C
T
J
, T
STG
* These ratings are limiting values above which the serviceability of the diode may be impaired.
Electrical Characteristics
Device
BZX79C2V4
BZX79C2V7
BZX79C3V0
BZX79C3V3
BZX79C3V6
BZX79C3V9
BZX79C4V3
BZX79C4V7
BZX79C5V1
BZX79C5V6
BZX79C6V2
BZX79C6V8
BZX79C7V5
BZX79C8V2
BZX79C9V1
BZX79C10
BZX79C11
BZX79C12
BZX79C13
BZX79C15
BZX79C16
BZX79C18
BZX79C20
BZX79C22
BZX79C24
Min.
2.2
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
Max.
2.6
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
T
A
=25°C unless otherwise noted
Zener Voltage
(Note 1)
I
Z
(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
Z
Z
@ I
Z
(Ω)
Max.
Leakage Current
I
R
(μA)
V
R
(V)
T
C
(mV /
°C)
Min.
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-2.7
-2
0.4
1.2
2.5
3.2
3.8
4.5
5.4
6
7
9.2
10.4
12.9
14.4
16.4
18.4
Max.
0
0
0
0
0
+0.3
+1
+0.2
+1.2
+2.5
3.7
4.5
5.3
6.2
7
8
9
10
11
13
14
16
18
20
22
C (pF)
V
Z
= 0, f = 1MHz
255
230
215
200
185
175
160
130
110
95
90
85
80
75
70
70
65
65
60
55
52
47
36
34
33
100
100
95
95
90
90
90
80
60
40
10
15
15
15
15
20
20
25
30
30
40
45
55
55
70
100
75
50
25
15
10
5
3
2
1
3
2
1
0.7
0.5
0.2
0.1
0.1
0.1
0.05
0.05
0.05
0.05
0.05
0.05
1
1
1
1
1
1
1
2
2
2
4
4
5
5
6
7
8
8
8
10.5
11.2
12.6
14
15.4
16.8
©2007 Fairchild Semiconductor Corporation
1
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BZX79C2V4 - BZX79C56 Rev. C1
BZX79C2V4 - BZX79C56 Zener Diodes
Top Mark Information
(Continued)
1
st
line: F - Fairchild Logo
2
nd
line: Device Name - 4
th
to 5
th
characters of the device name.
or 5
th
to 6
th
characters for BZXyy series
3
rd
line: Device Name - 6
th
to 7
th
characters of the device name.
or Voltage rating for BZXyy series
General Requirements:
1.0 Cathode Band
2.0 First Line: F - Fairchild Logo
3.0 Second Line: Device name - For 1Nxx series: 4
th
to 5
th
characters of the device name.
For BZxx series: 5
th
to 6
th
characters of the device name.
4.0 Third Line: Device name - For 1Nxx series: 6
th
to 7
th
characters of the device name.
For BZXyy series: Voltage rating
5.0 Devices shall be marked as required in the device specification (PID or FSC Test Spec).
6.0 Maximum no. of marking lines: 3
7.0 Maximum no. of digits per line: 2
8.0 FSC logo must be 20 % taller than the alphanumeric marking and should occupy the 2 characters of the specified line.
9.0 Marking Font: Arial (Except FSC Logo)
10.0 First character of each marking line must be aligned vertically.
11.0 All device markings must be based on Fairchild device specification.
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BZX79C2V4 - BZX79C56 Zener Diodes
BZX79C2V4 - BZX79C56 Zener Diodes
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Rev. I23
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Obsolete
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ADI Reference Circuit
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