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TCZM4749A Datasheet(PDF) 1 Page - Tak Cheong Electronics (Holdings) Co.,Ltd

Part # TCZM4749A
Description  1 Watt LL-41 Hermetically Sealed Glass Zener Voltage Regulators
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Manufacturer  TAK_CHEONG [Tak Cheong Electronics (Holdings) Co.,Ltd]
Direct Link  http://www.takcheong.com/en/index.asp
Logo TAK_CHEONG - Tak Cheong Electronics (Holdings) Co.,Ltd

TCZM4749A Datasheet(HTML) 1 Page - Tak Cheong Electronics (Holdings) Co.,Ltd

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November 2006 / B
Page 1
TAK CHEONG
®
SEMICONDUCTOR
1 Watt LL-41 Hermetically
Sealed Glass Zener Voltage
Regulators
Absolute Maximum Ratings
TA = 25°C unless otherwise noted
Parameter
Value
Units
Storage Temperature Range
-65 to +200
°C
Maximum Junction Operating Temperature
+175
°C
Total Device Dissipation
1.0
Watt
Thermal Resistance Junction to Ambient
170
°C / W
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
LL-41 MELF Package (JEDEC DO-213AB)
Surface Mount Devices (SMD)
Hermetically Sealed Glass
Compression Bonded Construction
All External Surfaces Are Corrosion Resistant And Terminals Are Readily Solderable
RoHS Compliant
Matte Tin (Sn) Lead Finish
Color band Indicates Negative Polarity
Electrical Characteristics
TA = 25°C unless otherwise noted
Device Type
VZ @ IZT
(Volts)
Nominal
IZT
(mA)
ZZT @ IZT
(
Ω)
Max
IZK
(mA)
ZZK @ IZK
(
Ω)
Max
IR @ VR
(
µA)
Max
VR
(Volts)
TCZM4728A
3.3
76
10
1
400
100
1
TCZM4729A
3.6
69
10
1
400
100
1
TCZM4730A
3.9
64
9
1
400
50
1
TCZM4731A
4.3
58
9
1
400
10
1
TCZM4732A
4.7
53
8
1
500
10
1
TCZM4733A
5.1
49
7
1
550
10
1
TCZM4734A
5.6
45
5
1
600
10
2
TCZM4735A
6.2
41
2
1
700
10
3
TCZM4736A
6.8
37
3.5
1
700
10
4
TCZM4737A
7.5
34
4
0.5
700
10
5
TCZM4738A
8.2
31
4.5
0.5
700
10
6
TCZM4739A
9.1
28
5
0.5
700
10
7
TCZM4740A
10
25
7
0.25
700
10
7.6
TCZM4741A
11
23
8
0.25
700
5
8.4
TCZM4742A
12
21
9
0.25
700
5
9.1
TCZM4743A
13
19
10
0.25
700
5
9.9
TCZM4744A
15
17
14
0.25
700
5
11.4
TCZM4745A
16
15.5
16
0.25
700
5
12.2
TCZM4746A
18
14
20
0.25
700
5
13.7
Cathode
Anode
ELECTRICAL SYMBOL
SURFACE MOUNT
LL-41
DEVICE MARKING DIAGRAM
Cathode Band Color: Blue


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