BZX84B…Series
SILICON PLANAR ZENER DIODES
This series of Zener diodes is offered in the
convenient, surface mount plastic SOT-23 package.
These devices are designed to provide voltage
regulation with minimum space requirement. They are
well suited for applications such as cellular phones,
hand held portables, and high density PC boards.
1
3
2
1. Anode 3. Cathode
SOT-23 Plastic Package
Features
• Zener breakdown voltage range – 2.4 V to 75 V
• Package designed for optimal automated board
assembly
• Small package size for high density applications
Absolute Maximum Ratings (T
a
= 25
O
C)
Parameter
Power Dissipation
Thermal Resistance, Junction to Ambient
1)
1)
Symbol
P
D
R
θJA
T
j
,T
S
Value
350
417
- 65 to + 150
Unit
mW
O
C/W
O
Junction and Storage Temperature Range
Alumina = 0.4 X 0.3 X 0.024 in, 99.5% alumina
C
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 24/04/2007
BZX84B…Series
Electrical Characteristics
( T
a
= 25
O
C unless otherwise noted, V
F
< 0.9 V at I
F
= 10 mA)
Type
Marking
Code
CR
CX
CY
CZ
DA
DB
DC
DD
DE
DF
DH
DJ
DK
DM
DN
DP
DR
DX
DY
DZ
EA
EB
EC
ED
EE
Marking
Code
EF
EH
EJ
EK
EM
EN
EP
ER
EX
EY
EZ
FA
V
Z1
(V)
@ I
ZT1
= 5 mA
1)
Min.
2.35
2.64
2.94
3.23
3.52
3.82
4.21
4.6
4.99
5.49
6.07
6.66
7.35
8.04
8.92
9.8
10.8
11.8
12.7
14.7
15.7
17.6
19.6
21.6
23.5
Nom.
2.4
2.7
3
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
V
Z1
Below
@ I
ZT1
= 2 mA
Min.
26.4
29.4
32.3
35.2
38.2
42.1
46
49.9
54.8
60.7
66.6
73.5
Nom.
27
30
33
36
39
43
47
51
56
62
68
75
Max.
27.6
30.6
33.7
36.8
39.8
43.9
48
52.1
57.2
63.3
69.4
76.5
Max.
2.45
2.76
3.06
3.37
3.68
3.98
4.39
4.8
5.2
5.71
6.32
6.94
7.65
8.36
9.28
10.2
11.2
12.2
13.3
15.3
16.3
18.4
20.4
22.5
24.5
Z
ZT1
(Ω)
@ I
ZT1
=
5 mA
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
Z
ZT1
Below
@ I
ZT1
=
2 mA
80
80
80
90
130
150
170
180
200
215
240
255
V
Z2
(V)
@ I
ZT2
= 1 mA
1)
Min.
1.7
1.9
2.1
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
Max.
2.1
2.4
2.7
2.9
3.3
3.5
4
4.7
5.3
6
6.6
7.2
7.9
8.7
9.6
10.6
11.6
12.7
14
15.5
17
19
21.1
23.2
25.5
Z
ZT2
(Ω)
@ I
ZT2
=
1 mA
2)
600
600
600
600
600
600
600
500
480
400
150
80
80
80
100
150
150
150
170
200
200
225
225
250
250
Z
ZT2
Below
@ I
ZT4
=
0.5 mA
2)
300
300
325
350
350
375
375
400
425
450
475
500
V
Z3
(V)
@ I
ZT3
= 20 mA
1)
Min.
2.6
3
3.3
3.6
3.9
4.1
4.4
4.5
5
5.2
5.8
6.4
7
7.7
8.5
9.4
10.4
11.4
12.5
13.9
15.4
16.9
18.9
20.9
22.9
Max.
3.2
3.6
3.9
4.2
4.5
4.7
5.1
5.4
5.9
6.3
6.8
7.4
8
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
ZT3
(Ω)
@ I
ZT3
=
20 mA
50
50
50
40
40
30
30
15
15
10
6
6
6
6
8
10
10
10
15
20
20
20
20
25
25
Z
ZT3
Below
@ I
ZT3
=
10 mA
45
50
55
60
70
80
90
100
110
120
130
140
Maximum Reverse
Leakage Current
I
R
@
µA
50
20
10
5
5
3
3
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
V
R
V
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
BZX84B2V4
BZX84B2V7
BZX84B3V0
BZX84B3V3
BZX84B3V6
BZX84B3V9
BZX84B4V3
BZX84B4V7
BZX84B5V1
BZX84B5V6
BZX84B6V2
BZX84B6V8
BZX84B7V5
BZX84B8V2
BZX84B9V1
BZX84B10
BZX84B11
BZX84B12
BZX84B13
BZX84B15
BZX84B16
BZX84B18
BZX84B20
BZX84B22
BZX84B24
Type
V
Z2
Below
@ I
ZT2
= 0.1 mA
Min.
25
27.8
30.8
33.8
36.7
39.7
43.7
47.6
51.5
57.4
63.4
69.4
Max.
28.9
32
35
38
41
46
50
54
60
66
72
79
V
Z3
Below
@ I
ZT3
= 10 mA
Min.
25.2
28.1
31.1
34.1
37.1
40.1
44.1
48.1
52.1
58.2
64.2
70.3
Max.
29.3
32.4
35.4
38.4
41.5
46.5
50.5
54.6
60.8
67
73.2
80.2
Maximum Reverse
Leakage Current
I
R
@
µA
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
V
R
V
18.9
21
23.1
25.2
27.3
30.1
32.9
35.7
39.2
43.4
47.6
52.5
BZX84B27
BZX84B30
BZX84B33
BZX84B36
BZX84B39
BZX84B43
BZX84B47
BZX84B51
BZX84B56
BZX84B62
BZX84B68
BZX84B75
1)
2)
Tested with pulses tp = 20 ms.
The Zener impedance, Z
ZT2
, for the 27 through 75 volt types is tested at 0.5 mA rather than the test current of 0.1 mA used for V
Z2
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 24/04/2007
BZX84B…Series
Temperature Coefficient
8
Temperature Coefficient
100
Temperature Coefficient (mV/ C)
Temperature Coefficient (mV/ C)
7
6
5
4
3
2
1
0
-1
-2
-3
3
4
5
6
7
8
9
10
11
12
10
1
10
Nominal Value
Vz ( V )
100
Zener voltage Vz (v)
Typical Forward Voltage
220
FORWARD CURRENT I
F
(mA)
200
180
160
140
120
100
80
60
5V1
27V
40
20
0
500
700
900
1100
Forward Voltage V
F
(mV)
Zener Voltage Regulator
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 24/04/2007