DATA SHEET
SEMICONDUCTOR
ZM47xxA Series
1 Watt DL-41 Hermetically
Sealed Glass Zener Voltage
Regulators
SURFACE MOUNT
DL-41
Absolute Maximum Ratings TA = 25°C unless otherwise noted
Parameter
Value
Units
DEVICE MARKING DIAGRAM
Storage Temperature Range
-65 to +200
+175
°C
°C
Maximum Junction Operating Temperature
Total Device Dissipation
1.0
Watt
°C / W
Thermal Resistance Junction to Ambient
170
Cathode Band Color: Blue
These ratings are limiting values above which the serviceability of the diode may be impaired.
Specification Features:
Zener Voltage Range 3.3 to 56 Volts
DL-41 MELF Package (JEDEC DO-213AB)
Surface Mount Devices (SMD)
Cathode
Anode
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads are readily solderable
Cathode indicated by polarity band
ELECTRICAL SYMBOL
Electrical Characteristics
TA = 25°C unless otherwise noted
Z
ZT @ IZT
(Ω)
Max
Z
ZK @ IZK
(Ω)
Max
IR @ VR
(µA)
Max
VZ @ IZT
IZT
(mA)
IZK
VR
(Volts)
Device Type
(Volts)
(mA)
Nominal
ZM4728A
ZM4729A
ZM4730A
ZM4731A
ZM4732A
ZM4733A
ZM4734A
ZM4735A
ZM4736A
ZM4737A
ZM4738A
ZM4739A
ZM4740A
ZM4741A
ZM4742A
ZM4743A
ZM4744A
ZM4745A
ZM4746A
ZM4747A
ZM4748A
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
76
69
10
10
9
1
1
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
700
750
750
100
100
50
10
10
10
10
10
10
10
10
10
10
5
1
1
64
1
1
58
9
1
1
53
8
1
1
49
7
1
1
45
5
1
2
41
2
1
3
37
3.5
4
1
4
34
0.5
0.5
0.5
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
5
31
4.5
5
6
28
7
25
7
7.6
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
11
23
8
12
21
9
5
13
19
10
14
16
20
22
23
5
15
17
5
16
15.5
14
5
18
5
20
12.5
11.5
5
22
5
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