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Datasheet> All Categories > Discrete semiconductor> diode> ZM4738A
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ZM4738A

Description
Zener Diode, 8.2V V(Z), 5%, 1W, Silicon, Unidirectional, DO-213AB, ROHS COMPLIANT, HERMETIC SEALED, GLASS, LL-41, MELF-2
CategoryDiscrete semiconductor    diode   
File Size561KB，4 Pages
ManufacturerTak Cheong
Websitehttp://www.takcheong.com/
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ZM4738A Overview

Zener Diode, 8.2V V(Z), 5%, 1W, Silicon, Unidirectional, DO-213AB, ROHS COMPLIANT, HERMETIC SEALED, GLASS, LL-41, MELF-2

ZM4738A Parametric

Parameter NameAttribute value
Parts packaging codeDO-213AB
package instructionO-LELF-R2
Contacts2
Reach Compliance Codeunknown
ECCN codeEAR99
Shell connectionISOLATED
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeZENER DIODE
JEDEC-95 codeDO-213AB
JESD-30 codeO-LELF-R2
JESD-609 codee3
Number of components1
Number of terminals2
Maximum operating temperature175 °C
Package body materialGLASS
Package shapeROUND
Package formLONG FORM
polarityUNIDIRECTIONAL
Maximum power dissipation1 W
Certification statusNot Qualified
Nominal reference voltage8.2 V
surface mountYES
technologyZENER
Terminal surfaceMATTE TIN
Terminal formWRAP AROUND
Terminal locationEND
Maximum voltage tolerance5%
Working test current31 mA
Base Number Matches1

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S EM ICOND UCTOR
1 Watt LL-41 Hermetically
Sealed Glass Zener Voltage
Regulators
Absolute Maximum Ratings
Parameter
Storage Temperature Range
Maximum Junction Operating Temperature
Total Device Dissipation
Thermal Resistance Junction to Ambient
T
A
= 25°C unless otherwise noted
Value
-65 to +200
+175
1.0
170
Units
°C
°C
Watt
°C / W
SURFACE MOUNT
LL-41
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 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 SYMBOL
Cathode
Anode
Electrical Characteristics
Device Type
ZM4728A
ZM4729A
ZM4730A
ZM4731A
ZM4732A
ZM4733A
ZM4734A
ZM4735A
ZM4736A
ZM4737A
ZM4738A
ZM4739A
ZM4740A
ZM4741A
ZM4742A
ZM4743A
ZM4744A
ZM4745A
ZM4746A
V
Z
@ I
ZT
(Volts)
Nominal
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
12
13
15
16
18
T
A
= 25°C unless otherwise noted
Z
ZT
@ I
ZT
I
ZT
I
ZK
()
(mA)
(mA)
Max
76
10
1
69
10
1
64
9
1
58
9
1
53
8
1
49
7
1
45
5
1
41
2
1
37
3.5
1
34
4
0.5
31
4.5
0.5
28
5
0.5
25
7
0.25
23
8
0.25
21
9
0.25
19
10
0.25
17
14
0.25
15.5
16
0.25
14
20
0.25
Z
ZK
@ I
ZK
()
Max
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
700
I
R
@ V
R
(A)
Max
100
100
50
10
10
10
10
10
10
10
10
10
10
5
5
5
5
5
5
V
R
(Volts)
1
1
1
1
1
1
2
3
4
5
6
7
7.6
8.4
9.1
9.9
11.4
12.2
13.7
Number: DB-226
Nov, 2010 / A
Page 1
ZM4728A through ZM4758A

ZM4738A Related Products

ZM4738A ZM4737A
Description Zener Diode, 8.2V V(Z), 5%, 1W, Silicon, Unidirectional, DO-213AB, ROHS COMPLIANT, HERMETIC SEALED, GLASS, LL-41, MELF-2 Zener Diode, 7.5V V(Z), 5%, 1W, Silicon, Unidirectional, DO-213AB, ROHS COMPLIANT, HERMETIC SEALED, GLASS, LL-41, MELF-2
Parts packaging code DO-213AB DO-213AB
package instruction O-LELF-R2 ROHS COMPLIANT, HERMETIC SEALED, GLASS, LL-41, MELF-2
Contacts 2 2
Reach Compliance Code unknown compli
ECCN code EAR99 EAR99
Shell connection ISOLATED ISOLATED
Configuration SINGLE SINGLE
Diode component materials SILICON SILICON
Diode type ZENER DIODE ZENER DIODE
JEDEC-95 code DO-213AB DO-213AB
JESD-30 code O-LELF-R2 O-LELF-R2
JESD-609 code e3 e3
Number of components 1 1
Number of terminals 2 2
Maximum operating temperature 175 °C 175 °C
Package body material GLASS GLASS
Package shape ROUND ROUND
Package form LONG FORM LONG FORM
polarity UNIDIRECTIONAL UNIDIRECTIONAL
Maximum power dissipation 1 W 1 W
Certification status Not Qualified Not Qualified
Nominal reference voltage 8.2 V 7.5 V
surface mount YES YES
technology ZENER ZENER
Terminal surface MATTE TIN MATTE TIN
Terminal form WRAP AROUND WRAP AROUND
Terminal location END END
Maximum voltage tolerance 5% 5%
Working test current 31 mA 34 mA

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