ZMM55C-2V4 THRU ZMM55C-47
Features
· Standards Zener voltage tolerance is
±20%.Add
suffix "A"
for
±10%
tolerance and suffix "B" for
±5%
tolerance other
tolerance, non standards and higher zener voltage upon
request.
· These diode are also available in DO-35 case with type
designation 1N5221 thru 1N5261
0.5W SILICON PLANAR
ZENER DIODES
MELF (DO-35)
SOLDERABLE ENDS
0.020(0.50)
0.011(0.28)
Mechanical Data
· Case : MELF(DO-35) glass case
· Weight : Approx. 0.05 gram
0.146(3.70)
0.130(3.30)
0.063(1.60)
0.051(1.30)
Dimensions in inches and (millimeters)
Absolute Maximum Ratings (Limiting Values)
(T
A
=25℃)
Symbols
Value
500
1)
175
-55 to+175
Units
mW
℃
℃
Zener current see table "Characteristics"
Power dissipation at T
amb
=25℃
Junction Temperature
Storage Temperature range
1) Valid provided that electrodes are kept at ambient temperature
P
tot
T
J
T
STG
Electrical Characteristics
(T
A
=25℃)
Symbols
Min.
Typ.
Max.
300
1)
1.0
Units
℃/W
V
Thermal resistance junction to ambient
Forward voltage at I
F
=100mA
R
θJA
V
F
1) Valid provided that electrodes are kept at ambient temperature
ZMM55C-2V4...ZMM55C-47 SILICON PLANAR ZENER DIODES
Nominal
Zener
Voltage
Vz at I
ZT 4)
Volts
ZMM55C-2V4
ZMM55C-2V7
ZMM55C-3V0
ZMM55C-3V3
ZMM55C-3V6
ZMM55C-3V9
ZMM55C-4V3
ZMM55C-4V7
ZMM55C-5V1
ZMM55C-5V6
ZMM55C-6V2
ZMM55C-6V8
ZMM55C-7V5
ZMM55C-8V2
ZMM55C-9V1
ZMM55C-10
ZMM55C-11
ZMM55C-12
ZMM55C-13
ZMM55C-15
ZMM55C-16
ZMM55C-18
ZMM55C-20
ZMM55C-22
ZMM55C-24
ZMM55C-27
ZMM55C-30
ZMM55C-33
ZMM55C-36
ZMM55C-39
ZMM55C-43
ZMM55C-47
2.28-2.56
2.5-2.9
2.8-3.2
3.1-3.5
3.4-3.8
3.7-4.1
4.0-4.6
4.4-5.0
4.8-5.4
5.2-6.0
5.8-6.6
6.4-7.2
7.0-7.9
7.7-8.7
8.5-9.6
9.4-10.6
10.4-11.6
11.4-12.7
12.4-14.1
13.8-15.6
15.3-17.1
16.8-19.1
18.8-21.2
20.8-23.3
22.8-25.6
25.1-28.9
28.0-32.0
31.0-35.0
34.0-38.0
37.0-41.0
40.0-46.0
44.0-50.0
Type
Test
Current
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
Maximum zener
impedance
1)
Z
ZT
at I
ZT
Ω
85
85
85
85
85
85
75
60
35
25
10
8
7
7
10
15
20
20
26
30
40
50
55
55
80
80
80
80
80
90
90
110
Z
ZK
at
I
ZK
=1mA
Ω
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
Typical
Temperature
Coefficient
%/℃
-0.070
-0.070
-0.070
-0.065
-0.060
-0.050
-0.025
-0.010
+0.015
+0.025
+0.035
+0.045
+0.050
+0.050
+0.060
+0.070
+0.070
+0.070
+0.070
+0.070
+0.070
+0.070
+0.070
+0.070
+0.080
+0.080
+0.080
+0.080
+0.080
+0.080
+0.080
+0.080
Maximum Reverse
Leakage Current
IR
μA
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
Test-Voltage
suffix B
Volts
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
6.0
7.0
7.5
8.5
9.0
10
11
12
14
15
17
18
20
22
24
27
30
33
36
Maximum
Regulator
Current2)
I
ZM
mA
150
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
_
1) Standard ZENER DIODE 500mW Vz tolerance = + 5%
2) ZMM = ZENER Mini Melf
3) Vz of ZENER DIODE, V code is instead of decimal point. (e.g., 3V6 = 3.6V)
4) Measured with pulses Tp = 20ms
ZMM55C-2V4 THRU ZMM55C-47 SILICON PLANAR ZENER DIODES
Admissible power dissipation versus ambient temperature
(Valid provided that electrodes are kept at ambient
temperature)
mW
500
ZMM55C2V4...
P
tot
400
300
200
100
0
0
50
100
150
200
250
℃
T
amb
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