BZX79C Series
V
Z
:
2.4 to 75V
P
D
:
500mW
FEATURES :
• Higher zener voltages available on request.
• Standard zener voltage tolerance is
±
5%
• Other tolerances are available upon request.
• Pb / RoHS Free
ZENER DIODES
DO - 35 Glass
(DO-204AH)
0.079(2.0 )max.
1.00 (25.4)
min.
Cathode
Mark
0.150 (3.8)
max.
0.020 (0.52)max.
MECHANICAL DATA :
Case:
DO-35 Glass Case
Weight:
approx. 0.13g
1.00 (25.4)
min.
Dimensions in inches and ( millimeters )
Rating at 25
°
C ambient temperature unless otherwise specified.
Maximum Ratings and Thermal Characteristics
Parameter
Zener Current see Table "Characteristics"
Forward Voltage at I
F
= 10 mA.
Power Dissipation at T
L
= 25°C
Thermal Resistance Junction to Ambient Air
Continuous Forward Current
Peak reverse power dissipation (non-repetitive)
tp = 100µs square wave
Junction temperature
Storage temperature range
T
J
T
S
-65 to + 200
-65 to + 200
°C
°C
V
F
P
D
R
θ
JA
I
F
P
ZSM
0.9
500
(1)
300
(1)
Symbol
Value
Unit
V
mW
°C/W
mA
W
250
40
Note:
(1) Valid provided that leads at a distance of 3/8” from case are kept at ambient temperature.
Page 1 of 2
Rev. 02 : March 25, 2005
ELECTRICAL CHARACTERISTICS
(Rating at 25°C ambient temperature unless otherwise specified)
Zener Voltage
Type
Number
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
V
Z
@ I
ZT
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
1)
Maximum Zener
Impedance , f = 1kHz
Maximum Reverse Temp. coefficient
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
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
at V
R
(V)
1
1
1
1
1
1
1
1
1
1
2
3
5
6
7
7.5
8.5
9
10
11
12
14
15
17
18
20
22
24
27
28
32
35
38
39
43
48
53
Admissible
I
Z
(mA)
167
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
7.1
6.4
5.8
5.3
Maximum
V
R
=0, f=1MHz
(pF)
450
450
450
450
450
450
450
300
300
300
200
200
150
150
150
90
85
85
80
75
75
70
60
60
55
50
50
45
45
45
40
40
40
40
35
35
35
of Zener Voltage Zener Current Capacitance
α
mvz
(% /
°C)
-0.08...-0.06
-0.08...-0.06
-0.08...-0.05
-0.08...-0.05
-0.08...-0.04
-0.07...-0.03
-0.04...-0.01
-0.03...+0.01
-0.02...+0.05
-0.01...+0.06
0.00...0.07
0.01...0.08
0.01...0.09
0.01...0.09
0.02...0.10
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.03...0.11
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.04...0.12
0.1(typ.)
0.1(typ.)
0.1(typ.)
0.1(typ.)
I
ZT
Z
ZT
@ I
ZT
Z
Zk
@ I
ZK
I
ZK
(mA) (Ohms)
(Ohms) (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
2
2
2
2
2
2
2
2
2
2
2
2
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
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
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
Notes
(1) Tested with pulses tp = 5 ms
(2) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
(3) The type number listed have a standard tolerance on the nominal zener voltage of
±
5%.
For
±
2% tolerance altered the sixth letter of type from "C" to be "B"
Page 2 of 2
Rev. 02 : March 25, 2005
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