Data Sheet
Description
DO-213AA
(Mini-MELF)
½ Watt
ZENER DIODES (2.28V to 50V)
Mechanical Dimensions
ZMM55C-SERIES
Features
n
1,2,5, & 20% VOLTAGE
TOLERANCES AVAILABLE
Maximum Ratings
DC Power Dissipation with T
L
= > = 75
°C
...P
D
Lead Length = .375 Inches
Derate Above 50
°C
Operating & Storage Temperature Range...T
J
, T
STRG
Steady State Power Derating
Steady State
Power (W)
n
WIDE VOLTAGE RANGE
n
MEETS UL SPECIFICATION 94V-0
ZMM55C-SERIES
............................................. 500 ...............................................
.............................................
4
...............................................
mW
mW /
°C
°C
Units
......................................... -65 to 100 ..........................................
Temperature Coefficients vs. Voltage
Temperature
Coefficient (mV/
o
C)
Junction
Capacitance (pF)
Typical Junction Capacitance
1 V Bias
0 V Bias
50% Vz Bias
Lead Temperature (°C)
°
Zener Voltage (V)
Zener Current vs. Zener Voltage
Zener Voltage (V)
Zener Current (mA)
Zener Voltage (V)
Data Sheet
NOTES:
1. For 1.0% Tolerance, Specify Suffix A. For 2%
Suffix B, For 5% Suffix "C", and For 20% Suffix "D".
2. T
A
= 25
°C
unless otherwise specified. Measurements made at Thermal Equilibrium.
Lead Length = .375". Thermal Resistance of Heat Sink = 30
°C
/ W, V
F
= 1.1V Max. @ I
F
= 200mA
Electrical Characteristics @ 25
O
C.
Part #
ZMM55-C2V4
ZMM55-C2V7
ZMM55-C3V0
ZMM55-C3V3
ZMM55-C3V6
ZMM55-C3V9
ZMM55-C4V3
ZMM55-C4V7
ZMM55-C5V1
ZMM55-C5V6
ZMM55-C6V2
ZMM55-C6V8
ZMM55-C7V5
ZMM55-C8V2
ZMM55-C9V1
ZMM55-C10
ZMM55-C11
ZMM55-C12
ZMM55-C13
ZMM55-C15
ZMM55-C16
ZMM55-C18
ZMM55-C20
ZMM55-C22
ZMM55-C24
ZMM55-C27
ZMM55-C30
ZMM55-C33
ZMM55-C36
ZMM55-C39
ZMM55-C43
ZMM55-C47
Nominal
Zener
Voltage*
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
28-32
31-35
34-38
37-41
40-46
44-50
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
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
= 1mA I
R
(µA)
(Ω)
(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
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
50
10
4
2
2
2
1.0
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
Max. Reverse
Max. Zener Impedance Leakage Current @
V
R
V
R
(V)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2
3
5
6
7
7.5
8.5
9
10
11
12
14
15
17
18
20
22
24
27
30
33
36
Typical
Temperature Max. Regulator
Coefficient
Current
% /
o
C
I
Z
M ( m a )
-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
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. Measured with pulses tp = 20mS.
ZMM55C-SERIES
½ Watt
ZENER DIODES (2.28V to 50V)