BZX79C Series
MECHANICAL DATA
Dimensions in mm(inches)
0.51 ± 0.10
(0.02 ± 0.004)
0.31 rad.
(0.012)
3
2
1
1.91 ± 0.10
(0.075 ± 0.004)
3.05 ± 0.13
(0.12 ± 0.005)
A=
0.76 ± 0.15
(0.03 ± 0.006)
VOLTAGE REGULATOR
DIODE IN A
CERAMIC SURFACE MOUNT
PACKAGE
FOR HI–REL APPLICATIONS
A
1.40
(0.055)
max.
2.54 ± 0.13
(0.10 ± 0.005)
0.31 rad.
(0.012)
1.02 ± 0.10
(0.04 ± 0.004)
FEATURES
• HERMETIC CERAMIC SURFACE MOUNT
PACKAGE (SOT23 COMPATIBLE)
• VOLTAGE RANGE 2.4 TO 100V
SOT23 CERAMIC
(LCC1 PACKAGE)
Underside View
Pad 1 – Anode
Pad 2 – N/C
Pad 3 – Cathode
ABSOLUTE MAXIMUM RATINGS
P
TOT
Power Dissipation
Derate above 25°C
T
J
T
STG
T
SOL
R
θJA
R
θJ–MB
Maximum Junation Temperature
Storage Temperature Range
Soldering Temperature
Thermal Resistance Junction to Ambient
Thermal Resistance Junction to Mounting Base
(5 seconds max.)
T
AMB
= 25°C
500mW
4mW/°C
–65 to +200°C
–65 to +200°C
230°C
336°C/W
140°C/W
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C unless otherwise stated)
Parameter
V
Z
I
R
Z
Z
Z
Z
Zener Voltage
Reverse Current
Small Signal Breakdown Impedance
Small Signal Breakdown Impedance
near breakdown knee
Test Conditions
For V
Z
nom.
≤
24V,
For V
Z
nom.
≥
27V,
V
R
= V
R
test
V
R
= V
R
test
I
Z
= I
Z
test
For V
Z
nom.
≤
24V,
For V
Z
nom.
≥
27V,
I
ZK
= 1mA
I
ZK
= 0.5mA
T
AMB
= 150°C
I
Z
= 5mA
I
Z
= 2mA
Min.
V
Z
min.
Typ.
Max.
Units
V
µA
Ω
Ω
V
Z
nom. V
Z
max.
I
R
max.
I
R
max
Z
Z
max.
Z
K
max.
See table 1 for type variants and test parameters.
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
Document Number 4036
Issue 1
BZX79C Series
TABLE 1 – TYPE VARIANTS & TEST PARAMETERS
Product
V
Z
nom.
(V)
2.4
2.7
3.0
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
27
30
33
36
39
43
47
51
56
62
68
75
82
91
100
V
Z
min.
(V)
2.2
2.5
2.8
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
25.1
28
31
34
37
40
44
48
52
58
64
70
77
85
94
V
Z
max.
(V)
2.6
2.9
3.2
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
28.9
32
35
38
41
46
50
54
60
66
72
79
87
96
106
I
Z
max.
(mA)
155
135
125
115
105
95
90
85
80
70
64
58
53
47
43
40
36
32
29
27
24
21
20
18
16
14
13
12
11
10
9.2
8.5
7.8
7.0
6.4
5.9
5.3
4.9
4.4
4.0
Z
Z
max.
(Ω)
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
80
80
80
90
130
150
170
180
200
215
240
255
280
300
500
V
R
test
(V)
1.0
1.0
1.0
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
11
13
14
15
17
19
21
23
25
27
29
33
36
39
43
48
52
62
69
76
I
R
max.
(µA)
(25°C)
50
20
10
5.0
5.0
3.0
3.0
3.0
2.0
1.0
3.0
2.0
1.0
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
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
R
ZK
max/I
ZK
max
(Ω)
(mA)
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
300
300
325
350
350
375
375
400
425
450
475
500
525
550
600
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
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
BZX79C2V4
BZX79C2V7
BZX79C3V0
BZX79C3V3
BZX79C3V6
BZX79C3V9
BZX79C4V3
BZX79C4V7
BZX79C5V1
BZX79C5V6
BZX79C6V2
BZX79C6V8
BZX79C7V5
BZX79C8V2
BZX79C9V1
BZX79C10
BZX79C11
BZX79C12
BZX79C13
BZX79C15
BZX79C16
BZX79C18
BZX79C20
BZX79C22
BZX79C24
BZX79C27
BZX79C30
BZX79C33
BZX79C36
BZX79C39
BZX79C43
BZX79C47
BZX79C51
BZX79C56
BZX79C62
BZX79C68
BZX79C75
BZX79C82
BZX79C91
BZX79C100
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
Document Number 4036
Issue 1
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