WEITRON
Surface Mount Zener Diode
P b
Lead(Pb)-Free
Features:
* Non-Wire Bonding Structure Improves
* High Demand Voltage Range (3.6V-36V)
BZX84B Series
SMALL SIGNAL
ZENER DIODES
225m WATTS
3
1
2
SOT-23 Outline Dimensions
Dim
A
B
C
D
E
G
H
J
K
L
M
Min
0.35
1.19
2.10
0.85
0.46
1.70
2.70
0.01
0.89
0.30
0.076
Max
0.51
1.40
3.00
1.05
1.00
2.10
3.10
0.13
1.10
0.61
0.25
Unit:m m
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BZX84B Series
WEITRON
Symbol
P
D
T
j
T
stg
T
opr
Maximum Ratings and Electrical Characteristics
(T
A
=25°C Unless Otherwise Noted)
Characteristics
Total Power Dissipation
Junction and Storage Temperature Range
Storage Temperature Range
Operating Temperature
Value
225
+125
-55 to +125
-55 to +125
Unit
mW
˚C
˚C
˚C
Device Marking
Item
BZX84B
Series
Marking
Specific Device Code
(See Table on page3)
Equivalent Circuit Diagram
3
1
Cathode
Anode
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BZX84B Series
ELECTRICAL CHARACTERISTICS (Ta = 25°C Unless Otherwise Specified)
V
Z
(V
olts )
@ I
ZT 1
= 5 mA
(Note )
Devic e
BZX84B2V0
BZX84B2V2
BZX84B2V4
BZX84B2V7
BZX84B3V0
BZX84B3V3
BZX84B3V6
BZX84B3V9
BZX84B4V3
BZX84B4V7
BZX84B5V1
BZX84B5V6
BZX84B6V2
BZX84B6V8
BZX84B7V5
Devic e
Marking
02
12
22
32
42
52
62
72
82
92
A2
C2
E2
F2
H2
Min
2.020
2.220
2.430
2.690
3.010
3.320
3.600
3.890
4.170
4.550
4.980
5.490
6.060
6.650
7.280
Max
2.200
2.410
2.630
2.910
3.220
3.530
3.845
4.160
4.430
4.750
5.200
5.730
6.330
6.930
7.600
8.360
9.230
10.210
11.220
12.240
13.490
14.980
16.510
18.350
20.390
22.470
24.780
27.530
30.690
33.790
36.870
Z
Zt 1
(Ohms )
@ I
ZT 1
=
5mA
100
100
100
110
120
120
100
100
100
100
80
60
60
40
30
30
30
30
30
30
37
42
50
65
85
100
120
150
200
250
300
Z
Zt 2
(Ohms )
@ I
ZT 2
=
1mA
-
-
-
-
-
Z
Zt 3
(Ohms )
@ I
ZT 3
=
0.5mA
1000
1000
1000
1000
1000
1000
-
-
-
800
500
200
100
60
60
Max R evers e
L eakage
C urrent
I
R
V
R
@
µA
Volts
120
120
100
100
50
20
10
5
5
2
2
1
1
0.5
0.5
0.5
0.7
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.5
2.5
3.0
3.5
4.0
5.0
6.0
7.0
8.0
9.0
10.0
11.0
12.0
13.0
15.0
17.0
19.0
21.0
23.0
25.0
27.0
1000
1000
1000
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
BZX84B8V2
BZX84B9V1
BZX84B10
BZX84B11
BZX84B12
BZX84B13
BZX84B15
BZX84B16
BZX84B18
BZX84B20
BZX84B22
BZX84B24
BZX84B27
BZX84B30
BZX84B33
BZX84B36
J2
L2
05
15
25
35
45
55
65
75
85
95
A5
C5
E5
F5
8.020
8.850
9.770
10.760
11.740
12.910
14.340
15.850
17.560
19.520
21.540
23.720
26.190
29.190
32.150
35.070
60
60
60
60
80
80
80
80
80
100
100
120
150
200
250
300
0.5
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
Note:
1.The Zener Voltage (Vz) Is Measured 40ms After Power Is Supplied.
2.The Operating Resistances (Zzt1,Zzt2,Zzt3) Are Measured by Superimposing
A Minute Altemating Current On The Regulated Current.
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BZX84B Series
ELECTRICAL CHARACTERISTIC CURVES
(Ta=25 C)
ZENER CURRENT : I
Z
(
A)
Fig.1 Zener voltage characteristics
300
POWER DISSIPATION : Pd (mW)
TEMP. COEFFICIENT CHARACTERISTICS (% /
°C)
0.10
Iz=5mA
0.08
0.06
0.04
0.02
0.00
−0.02
−0.04
−0.06
−0.08
2
10
20
Iz=500µA
200
30
100
ZENER VOLTAGE : Vz (V)
0
0
25
50
100
150
AMBIENT TEMPERATURE : Ta (°C)
Fig.2 Derating curve
Fig.3 Zener voltage-temp.
coefficient characteristics
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