BZX79C18 Fairchild Semiconductor, BZX79C18 Datasheet

DIODE ZENER 18V 500MW DO-35

BZX79C18

Manufacturer Part Number
BZX79C18
Description
DIODE ZENER 18V 500MW DO-35
Manufacturer
Fairchild Semiconductor
Datasheet

Specifications of BZX79C18

Voltage - Zener (nom) (vz)
18V
Voltage - Forward (vf) (max) @ If
1.5V @ 100mA
Current - Reverse Leakage @ Vr
50nA @ 12.6V
Tolerance
±5%
Power - Max
500mW
Impedance (max) (zzt)
45 Ohm
Mounting Type
Through Hole
Package / Case
DO-204AH, DO-35, Axial
Operating Temperature
-65°C ~ 200°C
Zener Voltage Vz Typ
18V
Power Dissipation Pd
500mW
Operating Temperature Range
-65°C To +200°C
Diode Case Style
DO-35
No. Of Pins
2
Diode Type
Zener
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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©2007 Fairchild Semiconductor Corporation
BZX79C2V4 - BZX79C56 Rev. C1
BZX79C2V4 - BZX79C56
Zener Diodes
Absolute Maximum Ratings *
* These ratings are limiting values above which the serviceability of the diode may be impaired.
Electrical Characteristics
P
T
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
J
D
, T
Symbol
Device
STG
Power Dissipation
@ TL ≤ 75°C, Lead Length = 3/8”
Derate above 75°C
Operating and Storage Temperature Range
Min.
10.4
12.4
13.8
15.3
16.8
18.8
20.8
22.8
11.4
2.2
2.5
2.8
3.1
3.4
3.7
4.4
4.8
5.2
5.8
6.4
7.7
8.5
9.4
4
7
Zener Voltage
Max.
10.6
12.7
14.1
15.6
17.1
19.1
21.2
23.3
25.6
11.6
2.6
2.9
3.2
3.5
3.8
4.1
4.6
5.4
6.6
7.2
7.9
8.7
9.6
5
6
(Note 1)
I
Z
T
(mA)
A
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
=25°C unless otherwise noted
Parameter
T
A
= 25°C unless otherwise noted
Z
COLOR BAND DENOTES CATHODE
Z
DO-35 Glass case
@ I
Max.
100
100
Tolerance = 5%
95
95
90
90
90
80
60
40
10
15
15
15
15
20
20
25
30
30
40
45
55
55
70
Z
(Ω)
1
I
Leakage Current
R
0.05
0.05
0.05
0.05
0.05
0.05
100
0.7
0.5
0.2
0.1
0.1
0.1
75
50
25
15
10
(μA)
5
3
2
1
3
2
1
V
10.5
11.2
12.6
15.4
16.8
R
14
1
1
1
1
1
1
1
2
2
2
4
4
5
5
6
7
8
8
8
(V)
Min.
10.4
12.9
14.4
16.4
18.4
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-2.7
T
0.4
1.2
2.5
3.2
3.8
4.5
5.4
9.2
-65 to +200
-2
6
7
C
Value
(mV / °C)
500
4.0
Max.
+0.3
+0.2
+1.2
+2.5
3.7
4.5
5.3
6.2
+1
10
13
14
16
18
20
22
11
0
0
0
0
0
7
8
9
V
Z
= 0, f = 1MHz
July 2007
www.fairchildsemi.com
C (pF)
255
230
215
200
185
175
160
130
mW/°C
110
95
90
85
80
75
70
70
65
65
60
55
52
47
36
34
33
Units
mW
°C

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BZX79C18 Summary of contents

Page 1

... BZX79C11 10.4 11.6 BZX79C12 11.4 12.7 BZX79C13 12.4 14.1 BZX79C15 13.8 15.6 BZX79C16 15.3 17.1 BZX79C18 16.8 19.1 BZX79C20 18.8 21.2 BZX79C22 20.8 23.3 BZX79C24 22.8 25.6 ©2007 Fairchild Semiconductor Corporation BZX79C2V4 - BZX79C56 Rev. C1 Tolerance = 5% DO-35 Glass case COLOR BAND DENOTES CATHODE T = 25° ...

Page 2

... 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 BZX79C27 BZX79C30 BZX79C33 BZX79C36 BZX79C39 BZX79C43 BZX79C47 BZX79C51 BZX79C56 BZX79C2V4 - BZX79C56 Rev (Ω) Leakage Current (Note ...

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Top Mark Information (Continued) General Requirements: 1.0 Cathode Band 2.0 First Line Fairchild Logo 3.0 Second Line: Device name - For 1Nxx series: 4 For BZxx series: 5 4.0 Third Line: Device name - For 1Nxx series: 6 ...

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... TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended exhaustive list of all such trademarks. ACEx™ Across the board. Around the world.™ ActiveArray™ Bottomless™ Build it Now™ CoolFET™ CROSSVOLT™ ...

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