Zeners
BZX84C 3V3 - BZX84C 33
Zeners (BZX84C 3V3 - BZX84C 33)
Tolerance: C = 5%
Absolute Maximum Ratings* T
Symbol
I
Repetitive Peak Forward Current (I
FRM
I
Repetitive Peak Working Current (I
ZRM
Parameter
= 25°C unless otherwise noted
A
) 250 mA
FRM
) 250 mA
ZRM
Value
Units
PD Power Dissipation 350 mW
T
Storage Temperature Range -55 to +150
STG
TJ Operating Junction Temperate -55 to +150
°
C
°
C
*These ratings are limiting values above which the serviceability of the diode may be impaired.
NOTES:
1) These ratings are based on a maximum junction temperature of 150 degrees C.
2) These are steady state limits. The factory should be consulted on applications involving pulsed
or low duty cycle operations.
Electrical Characteristics T
Device
Mark
MIN
BZX84C 3V3
BZX84C 3V6
BZX84C 3V9
BZX84C 4V3
BZX84C 4V7
BZX84C 5V1
BZX84C 5V6
BZX84C 6V2
BZX84C 6V8
BZX84C 7V5
BZX84C 8V2
BZX84C 9V1
BZX84C 10
BZX84C 11
BZX84C 12
BZX84C 13
BZX84C 15
BZX84C 16
BZX84C 18
BZX84C 20
BZX84C 22
BZX84C 24
Z14
Z15
Z16
Z17
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
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
I
5.0 mA I
=
Z
(V)
V
Z
MAX
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
= 25°C unless otherwise noted
A
Z
(ΩΩΩΩ)
Z
Z
95
90
90
90
80
60
40
10
15
15
15
15
20
20
25
30
30
40
45
55
55
70
MIN
2.3
2.7
2.9
3.3
3.7
4.2
4.8
5.6
6.3
6.9
7.6
8.4
9.3
10.2
11.2
12.3
13.7
15.2
16.7
18.7
20.7
22.7
(V)
V
Z
1.0 mA I
=
Z
(ΩΩΩΩ)
Z
MAX
2.9
3.3
3.5
4.0
4.7
5.3
6.0
6.6
7.2
7.9
8.7
9.6
10.6
11.6
12.7
14.0
15.5
17
19
21.1
23.2
25.5
600
600
600
600
500
480
400
150
80
80
80
100
150
150
150
170
200
200
225
225
250
250
3
2
1
SOT-23
CONNECTION
DIAGRAM
3
2 NC
1
20 mA
=
Z
MIN
3.6
3.9
4.1
4.4
4.5
5.0
5.2
5.8
6.4
7.0
7.7
8.5
9.4
10.4
11.4
12.5
13.9
15.4
16.9
18.9
20.9
22.9
(V)
V
Z
MAX
4.2
4.5
4.7
5.1
5.4
5.9
6.3
6.8
7.4
8.0
8.8
9.7
10.7
11.8
12.9
14.2
15.7
17.2
19.2
21.4
23.4
25.7
Z
(ΩΩΩΩ)
Z
40
40
30
30
15
15
10
6
6
6
6
8
10
10
10
15
20
20
20
20
25
25
2001 Fairchild Semiconductor Corporation
BZX84 Series Rev. C
Zeners (BZX84C 3V3 - BZX84C 33)
Electrical Characteristics (continued) T A = 25°C unless otherwise noted
Device
BZX84C 27
BZX84C 30
BZX84C 33
V
Fowar d V oltage = 0.9 V Maximum @ I
F
Mark
Y10
Y11
Y12
MIN
25.1
28
31
2.0 mA I
I
=
Z
V
(V)
Z
MAX
28.9
32
35
Z
Z
80
80
80
= 10 mA for all BZX 84 series
F
(ΩΩΩΩ)
100 µµµµA I
=
Z
V
(V)
MIN
25
27.8
30.8
Z
MAX
28.9
32
35
Z
(ΩΩΩΩ)
Z
300
300
325
Zeners (BZX84C 3V3 - BZX84C 33)
(continued)
10 mA
=
Z
V
(V)
MIN
25.2
28.1
31.1
Z
MAX
29.3
32.4
35.4
Z
(ΩΩΩΩ)
Z
45
50
55
Device
BZX84C 3V3
BZX84C 3V6
BZX84C 3V9
BZX84C 4V3
BZX84C 4V7
BZX84C 5V1
BZX84C 5V6
BZX84C 6V2
BZX84C 6V8
BZX84C 7V5
BZX84C 8V2
BZX84C 9V1
BZX84C 10
BZX84C 11
BZX84C 12
BZX84C 13
BZX84C 15
BZX84C 16
BZX84C 18
BZX84C 20
BZX84C 22
BZX84C 24
BZX84C 27
BZX84C 30
BZX84C 33
*Capacitance @ VR
V
(V)
R
1.0
1.0
1.0
1.0
2.0
2.0
2.0
4.0
4.0
5.0
5.0
6.0
7.0
8.0
8.0
8.0
10.5
11.2
12.6
14
15.4
16.8
18.9
21
23.1
= 0.0 volts; Frequency = 1.0 megahertz.
I
R
(µµµµA)
5.0
5.0
5.0
5.0
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
0.05
0.05
0.05
CAP*
(pF)
450
450
450
450
260
225
200
185
155
140
135
130
130
130
130
120
110
105
100
85
85
80
70
70
70
DVZ / Dt @ 5.0 mA
MIN
- 3.5
- 3.5
- 3.5
- 3.5
- 3.5
- 2.7
- 2.0
+ 0.4
+ 1.2
+ 2.5
+ 3.2
+ 3.8
+ 4.5
+ 5.4
+ 6.0
+ 7.0
+ 9.2
+ 10.4
+ 12.4
+ 14.4
+ 16.4
+ 18.4
+ 21.4
+ 24.4
+ 27.4
(mV/k)
MAX
0.0
0.0
0.0
0.0
+ 0.2
+ 1.2
+ 2.5
+ 3.7
+ 4.5
+ 5.3
+ 6.2
+ 7.0
+ 8.0
+ 9.0
+ 10
+ 11
+ 13
+ 14
+ 16
+ 18
+ 20
+ 22
+ 25.3
+ 29.4
+ 33.4
BZX84 Series Rev. C
T ypical Characteristics
Zeners (BZX84C 3V3 - BZX84C 33)
Zeners (BZX84C 3V3 - BZX84C 33)
(continued)
35
V = 33.0V
30
25
Z
º
T = 25 C
A
20
15
V = 12.0V
Z
10
Z
V - ZENER VOLTAGE (V)
V = 5.1V
5
Z
V = 3.3V
Z
12 5102030
I - ZE NER CU RRE NT ( m A )
Z
5000
2000
V = 5.1V
Z
1000
V = 3.3V
500
Z
200
100
50
V = 33.0V
Z
20
10
V = 12.0V
Z
Z
Z - IMPEDANCE (ohms)
5
2
1
0.1 0.2 0.5 1 2 5 10 20
I - ZENER CURRENT (mA)
Z
Zener Current vs. Zener Voltage Zener Current vs. Zener Impedence
5
V = 3.3 V
Z
4
T = -25 C
º
A
T = 25 C
º
A
3
T = 85 C
º
A
T = 100 C
º
2
Z
V - ZENER VOLTAGE (V)
A
º
T = 125 C
A
6
V = 5.1V
Z
5.5
5
T = 100 C
A
4.5
Z
T = -25 C
A
V - ZENER VOLTAGE (V)
º
T = 25 C
º
A
º
T = 125 C
A
T = 85 C
A
º
T = 25 C
A
º
º
1
12 5102030
I - ZE NER CURREN T ( mA)
Z
4
12 5102030
I - ZENER CURRENT (mA)
Z
3.3 Zener Voltage vs. Temperature 5.1 Zener Voltage vs. Temperature
15
V = 12.0V
Z
10
T = -25 C
º
A
T = 25 C
º
A
T = 125 C
A
T = 85 C
A
T = 100 C
º
º
º
A
5
Z
V - ZENER VOLTAGE (V)
0
12 5102030
I - ZENER CURRE NT (mA)
Z
40
V = 33.0V
Z
º
T = 100 C
A
T = 125 C
º
A
35
30
T = -25 C
A
25
Z
V - ZENER VO LTAGE (V)
20
12 5102030
T = 25 C
º
I - ZENER CURRENT (mA)
Z
º
A
T = 85 C
º
A
12 Zener Voltage vs. Zener Temperature 33 Zener Voltage vs. Zener Temperature
BZX84 Series Rev. C
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The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is
not intended to be an exhaustive list of all such trademarks.
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EcoSPARK™
E2CMOS
EnSigna
TM
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FACT™
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STAR*POWER is used under license
FAST
FASTr™
FRFET™
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LittleFET™
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OPTOPLANAR™
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QFET™
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SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
SyncFET™
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DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT
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FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or
systems which, (a) are intended for surgical implant into
the body, or (b) support or sustain life, or (c) whose
failure to perform when properly used in accordance
with instructions for use provided in the labeling, can be
reasonably expected to result in significant injury to the
user.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification Product Status Definition
Advance Information
Preliminary
No Identification Needed
Formative or
In Design
First Production
Full Production
2. A critical component is any component of a life
support device or system whose failure to perform can
be reasonably expected to cause the failure of the life
support device or system, or to affect its safety or
effectiveness.
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
Obsolete
Not In Production
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
Rev. H4
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