HZK Series
SILICON EPITAXIAL PLANAR ZENER DIODES
for Stabilized Power Supply
LL-34
Features
•
LLD package is suitable for high-density surface mounting
and high speed assembly.
•
Low leakage, low zener impedance and maximum
power dissipation of 500 mW.
•
Wide spectrum from 1.9V through 38V of zener
voltage provide flexible application.
Absolute Maximum Ratings (T
a
= 25
o
C)
Symbol
Power Dissipation
Junction Temperature
Storage Temperature Range
Note: With P.C. Board.
P
tot
T
j
T
S
Value
500
175
-55 to +175
Unit
mW
O
O
C
C
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 22/01/2005
HZK Series
Electrical
Characteristics ( T
a
= 25
o
C)
Zener Voltage
TYPE
Min.
HZK2B
HZK2C
HZK3A
HZK3B
HZK3C
HZK4A
HZK4B
HZK4C
HZK5A
HZK5B
HZK5C
HZK6A
HZK6B
HZK6C
HZK7A
HZK7B
HZK7C
HZK9A
HZK9B
HZK9C
HZK11A
HZK11B
HZK11C
HZK12A
HZK12B
HZK12C
HZK15
HZK16
HZK18
HZK20
HZK22
HZK24
HZK27
HZK30
HZK33
HZK36
1.9
2.2
2.5
2.8
3.1
3.4
3.7
4.0
4.3
4.6
4.9
5.2
5.5
5.8
6.3
6.7
7.2
7.7
8.3
8.9
9.5
10.2
10.9
11.6
12.4
13.2
14.1
15.3
16.9
18.8
20.9
22.9
25.2
28.2
31.2
34.2
Reverse Current
I
R
(μA)
I
Z
(mA)
5
Dynamic Resistance
r
d
(Ω)
V
Z
(V)
(1)
Max.
2.3
2.6
2.9
3.2
3.5
3.8
4.1
4.4
4.7
5.0
5.3
5.7
6.0
6.4
6.9
7.3
7.9
8.5
9.1
9.7
10.3
11.1
11.9
12.7
13.4
14.3
15.5
17.1
19.0
21.1
23.3
25.5
28.6
31.6
34.6
38.0
5
5
5
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
5
1
5
1
5
1
5
1
5
5
5
5
5
5
5
5
Max.
5
V
R
(V)
0.5
Max.
100
l
Z
(mA)
5
0.5
100
5
1.0
100
5
1.5
100
5
2
40
5
3.5
15
5
5
20
5
7.5
25
5
9.5
35
5
11
12
13
15
17
19
21
23
25
27
40
45
55
60
65
70
80
100
120
140
5
5
5
2
2
2
2
2
2
2
Note: 1). Tested with DC
2). Tested with pulses tp = 20 ms.
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 22/01/2005
HZK Series
Fig.1- Zener current versus zener voltage
HZK3
HZK4
HZK5
HZK6
HZK7
HZK9
HZK20
HZK12
HZK22
HZK11
HZK24
10
HZK2
HZK18
HZK30
HZK33
8
Zener Current Iz (mA)
HZK15
6
4
2
0
HZK16
HZK27
HZK36
4
8
12
16
20
24
28
32
36
40
Zener voltage Vz (v)
Fig.2 Temperature Coefficient
Vs. Zener voltage
Fig. 3 Power dissipation Vs.
Ambient temperature
( %/ C)
%/ C
Zener voltage
temperature coefficient z (mV / C)
mV / C
Zener voltage
V
Z
( V )
Power dissipation Ptot
( mW )
Zener voltage
temperature coefficient
z
Ambient temperature T
a ( C )
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 22/01/2005
Embedded System
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