ZMM55C Series
Surface Mount Zener Diodes
P b
Lead(Pb)-Free
Features:
*5 0 0 m w Power Dis s ipation
*Genelral P urpos e , Medium Current
*Ideal for S urface Mountted Application
SMALL SIGNAL
ZENER DIODES
0.5 WATTS
Mechanical Data:
*Cas e : MIN I-ME L F Glas s Cas e (S OD-8 0 )
*Weight : Approx 0 . 0 5 gram
MINI-MELF
MINI-MELF Outline Dimensions
Unit:m m
A
B
C
MINI MELF
Dim
A
B
C
Min
3.30
1.30
0.28
Max
3.70
1.60
0.50
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http://www.weitron.com.tw
ZMM55C Series
Power Dissipation
Thermal Resistance Junction to Ambient
(1)
Forward Voltage @ IF=200mA
Operation and Storage Temperature Range
NOTES:1. On PC board 50 mmx50mmx1.6mm
PD
R JA
VF
Tj,TSTG
500
500
1.5
WEITRON
mW
K/W
V
C
Maximum Ratings and Electrical Characteristics
(TA=25 C Unless Otherwise Noted)
Symbol
Characteristics
Unit
Value
-65 to+175
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WEITRON
ZMM55C Series
Electrical Characteristics
Zener Voltage(Note1)
Part
Number
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
Vz
Min
(V)
2.28
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
Max
(V)
2.56
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
@I
ZT
(
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
5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
Max ,Reverse
Leakage Current
I
R
@V
R
(
A
)
<50
<10
<4
<2
<2
<2
<1
<0.5
<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
<0.1
<0.1
<0.1
<0.1
<0.1
(V )
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
5.0
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
Max, Zener Impedance
WE IT R ON
(T
A
=25 C unless otherwise noted, V
F
=1.5 V Max. @I
F
=200mA for all types)
Typical Temperature
Coefficient
TKvz
%/K
-0.09~-0.06
-0.09~-0.06
-0.08~-0.05
-0.08~-0.05
-0.08~-0.05
-0.08~-0.05
-0.06~-0.03
-0.05~+0.02
-0.02~+0.02
-0.05~+0.05
0.03~0.06
0.03~0.07
0.03~0.07
0.03~0.08
0.03~0.09
0.03~0.10
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
0.04~0.12
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
0.04~0.12
0.04~0.12
0.04~0.12
0.04~0.12
0.04~0.12
r
ZjT
@I
ZT
(
W
)
<85
<85
<90
<90
<90
<90
<90
<80
<60
<40
<10
<8
<7
<7
<10
<15
<20
<20
<26
<30
<40
<50
<55
<55
<80
<80
<80
<80
<80
<90
<90
<110
<125
<135
<150
<200
<250
r
ZjK
@I
ZK
(
W
)
<600
<600
<600
<600
<600
<600
<600
<600
<550
<450
<200
<150
<50
<50
<50
<70
<70
<90
<110
<110
<170
<170
<220
<220
<220
<220
<220
<220
<220
<500
<600
<700
<700
<1000
<1000
<1000
<1500
( mA)
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
1
1
1
1
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
ZMM55C2V4
ZMM55C2V7
ZMM55C3V0
ZMM55C3V3
ZMM55C3V6
ZMM55C3V9
ZMM55C4V3
ZMM55C4V7
ZMM55C5V1
ZMM55C5V6
ZMM55C6V2
ZMM55C6V8
ZMM55C7V5
ZMM55C8V2
ZMM55C9V1
ZMM55C10
ZMM55C11
ZMM55C12
ZMM55C13
ZMM55C15
ZMM55C16
ZMM55C18
ZMM55C20
ZMM55C22
ZMM55C24
ZMM55C27
ZMM55C30
ZMM55C33
ZMM55C36
ZMM55C39
ZMM55C43
ZMM55C47
ZMM55C51
ZMM55C56
ZMM55C62
ZMM55C68
ZMM55C75
NOTE:
1. Zener voltage is measured with a pulse test current Iz at an ambient temperture of 25 C
2. Zenner Voltage Tolerance Suffix "ZMM55C" For 5%
WEITRON
http://www.weitron.com.tw
ZMM55C Series
Characteristics
(T
A
=25 C unless otherwise specified)
o
WE IT R ON
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