BZX84 SERIES
Features
S OT -23
.122 (3.1)
.110 (2.8)
.016 (0.4)
3
.056 (1.43
)
.052 (1.33
)
300mW SOT-23
ZENER DIODES
Vz R ange 2.4 to 75V
Power Dis s ipation 300mW
Top V iew
Mounting P ad L ayout
Dimens ions in inches
and (millimeters )
0.031 (0.8)
1
2
max. .004 (0.1)
0.035 (0.9)
.007 (0.175)
.005 (0.125)
.037(0.95) .037(0.95)
0.079 (2.0)
.045 (1.15)
.037 (0.95)
0.037 (0.95)
0.037 (0.95)
.016 (0.4)
.016 (0.4)
.102 (2.6)
.094 (2.4)
Top V iew
F eatures
·
S ilicon P lanar Power Zener Diodes
·
T he Zener voltages are graded according to the
international E 24 standard. S tandard Zener voltage
tolerance is ±5%. R eplace "C " with "B " for ±2% tol-
erance. Other voltage tolerances and other Zener
voltages are available upon reques t.
·
S ilicon E pitaxial P lanar Diode
·
Fas t switching diode in cas e S OT-23, es pecially
s uited for automatic ins ertion.
Mechanic al Data
C as e: S OT-23 P las tic Package
Weight: approx. 0.008g
Maximum R atings and T hermal C harac teris tic s
P arameter
Zener C urrent
Power Dis s ipation at T
amb
= 25
℃
T hermal R es is tance J unction to Ambient Air
J unction Temperature
S torage Temperature R ange
Notes : (1) Device on fiberglas s s ubs trate, s ee layout.
(T
A
= 25
℃
unles s otherwis e noted)
S ymbol
I
ZM
P
tot
R
JA
T
j
T
S
Value
250
300
(1)
420
(1)
150
Unit
mA
mW
℃
/W
℃
℃
65 to +150
BZX84 SERIES
E lec tric al C harac teris tic s
Type
± 5% Tol.
B ZX84-C 1V 8
B ZX84-C 2V 0
B ZX84-C 2V 2
B ZX84-C 2V 4
B ZX84-C 2V 7
B ZX84-C 3
B ZX84-C 3V 3
B ZX84-C 3V 6
B ZX84-C 3V 9
B ZX84-C 4V 3
B ZX84-C 4V 7
B ZX84-C 5V 1
B ZX84-C 5V 6
B ZX84-C 6V 2
B ZX84-C 6V 8
B ZX84-C 7V 5
B ZX84-C 8V 2
B ZX84-C 9V 1
B ZX84-C 10
B ZX84-C 11
B ZX84-C 12
B ZX84-C 13
B ZX84-C 15
B ZX84-C 16
B ZX84-C 18
B ZX84-C 20
B ZX84-C 22
B ZX84-C 24
B ZX84-C 27
B ZX84-C 30
B ZX84-C 33
B ZX84-C 36
B ZX84-C 39
B ZX84-C 43
B ZX84-C 47
B ZX84-C 51
B ZX84-C 56
B ZX84-C 62
B ZX84-C 68
B ZX84-C 75
Marking
C ode
TBD
TBD
TBD
Z11
Z12
Z13
Z14
Z15
Z16
Z17
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
Y 10
Y 11
Y 12
Y 13
Y 14
Y 15
Y 16
Y 17
Y 18
Y 19
Y 20
Y 21
Zener Voltage
range
(1)
at I
ZT1
V
Z
(V)
min.
max.
1.70
1.90
2.10
2.20
2.50
2.80
3.10
3.40
3.70
4.00
4.40
4.80
5.20
5.80
6.40
7.00
7.70
8.50
9.4
10.4
11.4
12.4
13.8
15.3
16.8
18.8
20.8
22.8
25.1
28.0
31.0
34.0
37.0
40.0
44.0
48.0
52.0
58.0
64.0
70.0
2.00
2.20
2.40
2.60
2.90
3.20
3.50
3.80
4.10
4.60
5.00
5.40
6.00
6.60
7.20
7.90
8.70
9.60
10.6
11.6
12.7
14.1
15.6
17.1
19.1
21.2
23.3
25.6
28.9
32.0
35.0
38.0
41.0
46.0
50.0
54.0
60.0
66.0
72.0
79.0
Tes t C urrent
I
ZT 1
(mA )
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
5
5
5
2
2
2
2
2
2
2
2
2
2
2
2
Type
± 2% Tol.
B ZX84-B 1V 8
B ZX84-B 2V 0
B ZX84-B 2V 2
B ZX84-B 2V 4
B ZX84-B 2V 7
B ZX84-B 3
B ZX84-B 3V 3
B ZX84-B 3V 6
B ZX84-B 3V 9
B ZX84-B 4V 3
B ZX84-B 4V 7
B ZX84-B 5V 1
B ZX84-B 5V 6
B ZX84-B 6V 2
B ZX84-B 6V 8
B ZX84-B 7V 5
B ZX84-B 8V 2
B ZX84-B 9V 1
B ZX84-B 10
B ZX84-B 11
B ZX84-B 12
B ZX84-B 13
B ZX84-B 15
B ZX84-B 16
B ZX84-B 18
B ZX84-B 20
B ZX84-B 22
B ZX84-B 24
B ZX84-B 27
B ZX84-B 30
B ZX84-B 33
B ZX84-B 36
B ZX84-B 39
B ZX84-B 43
B ZX84-B 47
B ZX84-B 51
B ZX84-B 56
B ZX84-B 62
B ZX84-B 68
B ZX84-B 75
Marking
C ode
TBD
TBD
TBD
Z50
Z51
Z52
Z53
Z54
Z55
Z56
Z57
Z58
Z59
Z60
Z61
Z62
Z63
Z64
Z65
Z66
Z67
Z68
Z69
Z70
Z71
Z72
Z73
Z74
Z75
Z76
Z77
Z78
Z79
Z80
Z81
Z82
Z83
Z84
Z85
Z86
300mW SOT-23
ZENER DIODES
(T
A
= 25
℃
unles s otherwis e noted)
Maximum V
F
= 0.9V at I
F
= 10mA
Zener Voltage
range
(1)
at I
ZT1
V
Z
(V)
min.
max.
1.80
2.01
2.21
2.35
2.65
2.94
3.23
3.53
3.82
4.21
4.61
5.00
5.49
6.08
6.66
7.35
8.04
8.92
9.80
10.8
11.8
12.7
14.7
15.7
17.6
19.6
21.6
23.5
26.5
29.4
32.3
35.3
38.2
42.1
46.1
50.0
54.9
60.8
66.6
73.5
1.90
2.09
2.30
2.45
2.75
3.06
3.37
3.67
3.98
4.39
4.79
5.20
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
22.4
24.5
27.5
30.6
33.7
36.7
39.8
43.9
47.9
52.0
57.1
63.2
69.4
76.5
Tes t C urrent
I
ZT 1
(mA )
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
5
5
5
2
2
2
2
2
2
2
2
2
2
2
2
Notes : (1) Meas ured with puls es t
p
= 5 ms
BZX84 SERIES
R atings and
C harac teris tic C ur ves
(T
A
= 25
℃
unles s otherwis e noted)
500
See Note 1
300mW SOT-23
ZENER DIODES
50
T
j
= 25°C
C2V7
C3V9
C5V6
C6V8
C3V3
C4V7
I
Z
, ZENER C URRENT (mA)
400
40
C8V2
P
d
, Power Dissipation (mW)
300
30
200
20
100
10
Test Current I
Z
5.0mA
0
0
100
200
0
0
1
T
A
, Ambient Temperature, (°C)
Fi g. 1 Power Derating Curve
3
4
5
6
8
9
7
V
Z
, ZENER VOL TAGE (V)
Fi g. 2 Zener Breakdown C haracteristics
C47
C43
C51
2
10
30
T
j
= 25°C
C10
C12
10
Tj = 25°C
C39
(mA)
20
C15
I
Z
, ZENER CURRENT
(mA)
C18
Test current I
Z
2mA
C22
8
I
Z
, ZENER CURRENT
6
4
Test Current I
Z
2mA
10
Test current I
Z
5mA
C27
C33
C36
2
0
0
10
20
30
V
Z
, ZENER VOL TAGE (V)
Fi g. 3 Zener Breakdown Characteristics
1000
0
40
10
30 40 50 60 70 80 90
V
Z
, ZENER VOL TAGE (V)
Fi g. 4 Zener Breakdown C haracteristics
20
100
T
j
= 25 °C
C
j
, JUNCTION CAP ACIT ANCE (pF)
V
R
= 1V
V
R
= 2V
100
V
R
= 1V
V
R
= 2V
10
1
10
100
V
Z
, NOMINAL ZENER VOL TAGE (V)
Fig. 5 Junction Capacitance vs Nominal Zener Voltage
PCB Design
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