DATA SHEET
SEMICONDUCTOR
ZMxxB Series
SURFACE MOUNT
LL34
500 mW LL-34 Hermetically
Sealed Glass Zener Voltage
Regulators
Absolute Maximum Ratings
Parameter
Power Dissipation
Storage Temperature Range
Operating Junction Temperature
T
A
= 25°C unless otherwise noted
Value
500
-65 to +200
+200
Units
mW
°C
°C
DEVICE MARKING DIAGRAM
Cathode Band Color : Blue
These ratings are limiting values above which the serviceability of the diode may be impaired.
Specification Features:
Zener Voltage Range 2.4 to 75 Volts
ZMxxxB
ZMxxxC
- VZ tolerance
- VZ tolerance
±
2%
±
5%
Cathode
Anode
LL-34 (Mini-MELF) Package
Surface Device Type Mounting
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads are readily solderable
1 band indicates negative polarity
st
ELECTRICAL SYMBOL
Electrical Characteristics
Device Type
Min
ZM2V4B
ZM2V7B
ZM3V0B
ZM3V3B
ZM3V6B
ZM3V9B
ZM4V3B
ZM4V7B
ZM5V1B
ZM5V6B
ZM6V2B
ZM6V8B
ZM7V5B
ZM8V2B
ZM9V1B
ZM10B
ZM11B
2.35
2.65
2.94
3.23
3.53
3.82
4.21
4.61
5.00
5.49
6.08
6.66
7.33
8.04
8.92
9.80
10.78
T
A
= 25°C unless otherwise noted
V
Z
@ I
ZT
Z
ZT
@ I
ZT
I
ZT
(Volts)
(Ω)
(mA)
Max
Nom
Max
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
2.45
2.75
3.06
3.37
3.67
3.98
4.39
4.79
5.20
5.71
6.32
6.94
7.63
8.36
9.28
10.20
11.22
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
94
94
89
89
84
84
84
75
56
37
9
14
14
14
14
18
18
I
ZK
(mA)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Z
ZK
@ I
ZK
(Ω)
Max
564
564
564
564
564
564
564
470
451
376
141
75
75
75
94
141
141
I
R
@ V
R
(µA)
Max
45
18
9
4.5
4.5
2.7
2.7
2.7
1.8
0.9
2.7
1.8
0.9
0.63
0.45
0.18
0.09
V
R
(Volts)
1
1
1
1
1
1
1
2
2
2
4
4
5
5
6
7
8
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REV.02 20130520
ZMxxB Series
Electrical Characteristics
Device Type
Min
T
A
= 25°C unless otherwise noted
V
Z
@ I
ZT
Z
ZT
@ I
ZT
(Volts)
I
ZT
(Ω)
(mA)
Max
Nom
Max
23
28
28
37
42
51
51
65
75
75
75
84
122
141
160
169
188
202
226
240
I
ZK
(mA)
1
1
1
1
1
1
1
1
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
Z
ZK
@ I
ZK
(Ω)
Max
141
160
188
188
212
212
235
235
282
282
306
329
329
353
353
376
400
423
447
470
I
R
@ V
R
(µA)
Max
0.09
0.09
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
V
R
(Volts)
8
8
10.5
11.2
12.6
14.0
15.4
16.8
18.9
21.0
23.0
25.2
27.3
30.1
33.0
35.7
39.2
43.4
47.6
52.5
ZM12B
11.76
12
12.24
5
ZM13B
12.74
13
13.26
5
ZM15B
14.70
15
15.30
5
ZM16B
15.68
16
16.32
5
ZM18B
17.64
18
18.36
5
ZM20B
19.60
20
20.40
5
ZM22B
21.56
22
22.44
5
ZM24B
23.52
24
24.48
5
ZM27B
26.46
27
27.54
5
ZM30B
29.40
30
30.60
5
ZM33B
32.34
33
33.66
5
ZM36B
35.28
36
36.72
5
ZM39B
38.22
39
39.78
5
ZM43B
42.14
43
43.86
5
ZM47B
46.06
47
47.94
5
ZM51B
49.98
51
52.02
5
ZM56B
54.88
56
57.12
5
ZM62B
60.76
62
63.24
5
ZM68B
66.64
68
69.36
5
ZM75B
73.50
75
76.50
5
V
F
Forward Voltage = 1 V Maximum @
I
F
= 100 mA for all types
Electrical Symbol Definition
Symbol
V
Z
I
ZT
Z
ZT
I
ZK
Z
ZK
I
R
V
R
I
F
V
F
Parameter
Reverse Zener Voltage @
I
ZT
Typical Characteristics
I
(mA)
I
F
Reverse Current
Maximum Zener Impedance @
I
ZT
Reverse Current
Maximum Zener Impedance @
I
ZK
Reverse Leakage Current @
V
R
Breakdown Voltage
Forward Current
Forward Voltage @
I
F
(nA)
(mA)
(V)
V
Z
V
R
I
R
I
ZT
V
F
(mV)
V
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REV.02 20130520
DEVICE CHARACTERISTICS
ZMxxB Series
600
1000
Total Capacitance [pF]
PD-Power Passipation [mW]
500
400
300
200
100
f = 1MHz
Ta = 25
℃
100
VR = 0V
VR = 2V
VR = 5V
VR = 20V
10
VR = 30V
0
0
40
1
Temperature [
℃
]
80
120
160
200
0
20
40
VZ - Reverse Voltage [V]
60
80
Figure 1. Power Dissipation vs Ambient Temperature
Valid provided leads at a distance of 0.8mm from case are kept at
ambient temperature
Figure 2. Total Capacitance
Differential Zener Impedance [Ω]
1000
Iz=1mA
Iz=2mA
Iz=5mA
Iz=10mA
1000
Ta = 25
℃
Forward Current [mA]
Ta = 25
℃
100
100
10
10
1
1
0.1
1
10
VZ - Reverse Voltage [V]
100
0.1
0
0.2
0.4
0.6
0.8
VF - Forw ard Voltage [mV]
1
1.2
Figure 3. Differential Impedance vs. Zener Voltage
Figure 4. Forward Current vs. Forward Voltage
300
250
Reverse Current [mA]
100
200
150
100
50
0
0
2
4
6
VZ - Reverse Voltage [V]
8
10
Reverse Current [mA]
PD = 500mW
Ta = 25
℃
10
PD = 500mW
Ta = 25
℃
1
0.1
0.01
15
25
35
45
55
65
VZ - Reverse Voltage [V]
75
Figure 5. Reverse Current vs. Reverse Voltage
Figure 6. Reverse Current vs. Reverse Voltage
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REV.02 20130520
PACKAGE OUTLINE & DIMENSIONS
Package
Case Outline
B
LL-34
DIM
LL34
A
A
B
C
C
Min
3.30
1.40
0.35
Millimeters
Max
3.60
1.50
0.50
Min
0.130
0.055
0.014
Inches
Max
0.142
0.059
0.020
Notes:
1.
2.
All dimensions are within DO213AC JEDEC standard.
LL-34 polarity denoted by cathode band.
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REV.02 20130520
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