SEMTECH HZK20 Silicon epitaxial planar zener diodes for stabilized power supply Datasheet

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 (Ta = 25oC)
Power Dissipation
Junction Temperature
Storage Temperature Range
Symbol
Value
Unit
Ptot
500
mW
Tj
175
O
-55 to +175
O
TS
C
C
Note: With P.C. Board.
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 ( Ta = 25oC)
TYPE
Zener Voltage
Reverse Current
Dynamic Resistance
VZ (V) (1)
IR (μA)
rd (Ω)
Min.
Max.
HZK2B
1.9
2.3
HZK2C
2.2
2.6
HZK3A
2.5
2.9
HZK3B
2.8
3.2
HZK3C
3.1
3.5
HZK4A
3.4
3.8
HZK4B
3.7
4.1
HZK4C
4.0
4.4
HZK5A
4.3
4.7
HZK5B
4.6
5.0
HZK5C
4.9
5.3
HZK6A
5.2
5.7
HZK6B
5.5
6.0
HZK6C
5.8
6.4
HZK7A
6.3
6.9
HZK7B
6.7
7.3
HZK7C
7.2
7.9
HZK9A
7.7
8.5
HZK9B
8.3
9.1
IZ
(mA)
Max.
VR
(V)
Max.
lZ
(mA)
5
5
0.5
100
5
5
5
0.5
100
5
5
5
1.0
100
5
5
5
1.5
100
5
5
5
2
40
5
5
1
3.5
15
5
5
1
5
20
5
5
1
7.5
25
5
5
1
9.5
35
5
HZK9C
8.9
9.7
HZK11A
9.5
10.3
HZK11B
10.2
11.1
HZK11C
10.9
11.9
HZK12A
11.6
12.7
HZK12B
12.4
13.4
HZK12C
13.2
14.3
HZK15
14.1
15.5
5
1
11
40
5
HZK16
15.3
17.1
5
1
12
45
5
HZK18
16.9
19.0
5
1
13
55
5
HZK20
18.8
21.1
2
1
15
60
2
HZK22
20.9
23.3
2
1
17
65
2
HZK24
22.9
25.5
2
1
19
70
2
HZK27
25.2
28.6
2
1
21
80
2
HZK30
28.2
31.6
2
1
23
100
2
HZK33
31.2
34.6
2
1
25
120
2
HZK36
34.2
38.0
2
1
27
140
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
HZK36
HZK33
HZK27
HZK30
HZK24
HZK20
HZK22
HZK16
8
Zener Current Iz (mA)
HZK18
HZK12
HZK15
HZK2
10
HZK11
HZK3
HZK4
HZK5
HZK6
HZK7
HZK9
Fig.1- Zener current versus zener voltage
6
4
2
0
4
8
12
16
20
24
28
32
36
40
Zener voltage Vz (v)
( %/ C)
Fig.2 Temperature Coefficient
Vs. Zener voltage
Fig. 3 Power dissipation Vs.
Ambient temperature
Power dissipation Ptot ( mW )
mV / C
Zener voltage
temperature coefficient z (mV / C)
Zener voltage
temperature coefficient z
%/ C
Zener voltage VZ ( V )
Ambient temperature Ta ( 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