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BZX84C SERIES
Zener Diode
SOT-323
Features
— Planar Die Construction
— 200mW Power Dissipation
— Zener Voltages from 2.4V - 39V
— Ultra-Small Surface Mount Package Power dissipation
Dimensions in inches and (millimeters)
Maximum Ratings @TA=25unless otherwise specified
Characteristic
Symbol
Forward Voltage (Note 2)
@ IF = 10mA
VF
Power Dissipation(Note 1)
Pd
Thermal Resistance, Junction to Ambient Air
RθJA
Operating and Storage Temperature Range
Tj,TSTG
Value
0.9
200
625
-65 to +150
Unit
V
mW
/W
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mail:lge@luguang.cn

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BZX84C SERIES
Zener Diode
Electrical Characteristics @ TA = 25°C unless otherwise specified
Type
Number
Marking
Code
Zener Voltage
Range (Note 2)
VZ @ IZT
Nom (V) Min (V) Max (V)
BZX84C2V4W KRB
2.4
2.2
2.6
BZX84C2V7W KRC
2.7
2.5
2.9
BZX84C3V0W KRD
3.0
2.8
3.2
BZX84C3V3W KRE
3.3
3.1
3.5
BZX84C3V6W KRF
3.6
3.4
3.8
BZX84C3V9W KRG
3.9
3.7
4.1
BZX84C4V3W KRH
4.3
4.0
4.6
BZX84C4V7W KR1
4.7
4.4
5.0
BZX84C5V1W KR2
5.1
4.8
5.4
BZX84C5V6W KR3
5.6
5.2
6.0
BZX84C6V2W KR4
6.2
5.8
6.6
BZX84C6V8W KR5
6.8
6.4
7.2
BZX84C7V5W KR6
7.5
7.0
7.9
BZX84C8V2W KR7
8.2
7.7
8.7
BZX84C9V1W KR8
9.1
8.5
9.6
BZX84C10W
KR9
10
9.4 10.6
BZX84C11W
KP1
11
10.4
11.6
BZX84C12W
KP2
12
11.4
12.7
BZX84C13W
KP3
13
12.4
14.1
BZX84C15W
KP4
15
13.8
15.6
BZX84C16W
KP5
16
15.3
17.1
BZX84C18W
KP6
18
16.8
19.1
BZX84C20W
KP7
20
18.8
21.2
BZX84C22W
KP8
22
20.8
23.3
BZX84C24W
KP9
24
22.8
25.6
BZX84C27W
KPA
27
25.1
28.9
BZX84C30W
KPB
30.0
28.0
32.0
BZX84C33W KPC
33.0
31.0
35.0
BZX84C36W KPD
36.0
34.0
38.0
BZX84C39W
KPE
39.0
37.0
41.0
Maximum Zener Impedance
(Note 3)
IZT ZZT @ IZT ZZK @ IZK IZK
mA W mA
5.0 100
600 1.0
5.0 100
600 1.0
5.0 95
600 1.0
5.0 95
600 1.0
5.0 90
600 1.0
5.0 90
600 1.0
5.0 90
600 1.0
5.0 80
600 1.0
5.0 60
500 1.0
5.0 40
480 1.0
5.0 10
400 1.0
5.0 15
150 1.0
5.0 15
80 1.0
5.0 15
80 1.0
5.0 15
80 1.0
5.0 20
100 1.0
5.0 20
150 1.0
5.0 25
150 1.0
5.0 30
150 1.0
5.0 30
170 1.0
5.0 40
200 1.0
5.0 45
200 1.0
5.0 55
225 1.0
5.0 55
225 1.0
5.0 70
250 1.0
2.0 80
250 0.5
2.0 80
300 0.5
2.0 80
300 0.5
2.0 90
325 0.5
2.0 130
350 0.5
Maximum
Reverse
Current
IR @VR
uA V
50 1.0
20 1.0
20 1.0
5.0 1.0
5.0 1.0
3.0 1.0
3.0 1.0
3.0 2.0
2.0 2.0
1.0 2.0
3.0 4.0
2.0 4.0
1.0 5.0
0.7 5.0
0.5 6.0
0.2 7.0
0.1 8.0
0.1 8.0
0.1 8.0
0.1 10.5
0.1 11.2
0.1 12.6
0.1 14.0
0.1 15.4
0.1 16.8
0.1 18.9
0.1 21.0
0.1 23.1
0.1 25.2
0.1 27.3
Temperature
Coefficient of
Zener Voltage
@ IZT = 5mA
(mV/°C)
Min Max
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0.2
-2.7 1.2
-2.0 2.5
0.4 3.7
1.2 4.5
2.5 5.3
3.2 6.2
3.8 7.0
4.5 8.0
5.4 9.0
6.0 10.0
7.0 11.0
9.2 13.0
10.4 14.0
12.4 16.0
14.4 18.0
16.4 20.0
18.4 22.0
21.4 25.3
24.4 29.4
27.4 33.4
30.4 37.4
33.4 41.2
Notes:
1. Valid provided that device terminals are kept at ambient temperature.
2. Tested with pulses, 300ms pulse width, 2% duty cycle.
3. f = 1KHz.
http://www.luguang.cn
mail:lge@luguang.cn

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Typical Characteristics
500
400
See Note 1
300
200
100
0
0 100
TA, AMBIENT TEMPERATURE, °C
Fig. 1. Power Derating Curve
30 Tj = 25°C C10
C12
200
20 C15
10
Test current IZ
5mA
C18
C22
Test current IZ
2mA
C27
C33
C36
0
0 10 20 30 40
VZ, ZENER VOLTAGE (V)
Fig. 3, Zener Breakdown Characteristics
BZX84C SERIES
Zener Diode
50 Tj = 25°C
40
30
C2V7 C3V9 C5V6
C3V3 C4V7 C6V8
C8V2
20
10 Test Current IZ
5.0mA
0
0 1 2 3 4 5 6 7 8 9 10
VZ, ZENER VOLTAGE (V)
Fig. 2 Zener Breakdown Characteristics
http://www.luguang.cn
mail:lge@luguang.cn