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1N4618UR-1

Description
Zener Diode, 2.7V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, LL34, MELF-2
CategoryDiscrete semiconductor    diode   
File Size109KB,2 Pages
ManufacturerCompensated Devices Inc.
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1N4618UR-1 Overview

Zener Diode, 2.7V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, LL34, MELF-2

1N4618UR-1 Parametric

Parameter NameAttribute value
MakerCompensated Devices Inc.
package instructionHERMETIC SEALED, GLASS, LL34, MELF-2
Reach Compliance Codeunknown
Is SamacsysN
Other featuresMETALLURGICALLY BONDED
Shell connectionISOLATED
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeZENER DIODE
JEDEC-95 codeDO-213AA
JESD-30 codeO-LELF-R2
JESD-609 codee0
Number of components1
Number of terminals2
Maximum operating temperature175 °C
Minimum operating temperature-65 °C
Package body materialGLASS
Package shapeROUND
Package formLONG FORM
polarityUNIDIRECTIONAL
Maximum power dissipation0.5 W
Certification statusNot Qualified
Nominal reference voltage2.7 V
Maximum reverse current1 µA
surface mountYES
technologyZENER
Terminal surfaceTIN LEAD
Terminal formWRAP AROUND
Terminal locationEND
Maximum voltage tolerance5%
Working test current0.25 mA
Base Number Matches1
• 1N4614UR-1 THRU 1N4627UR-1 AVAILABLE IN
JAN, JANTX, JANTXV AND JANS
PER MIL-PRF-19500/435
1N4614UR-1
thru
1N4627UR-1
and
CDLL4614 thru CDLL4627
• LEADLESS PACKAGE FOR SURFACE MOUNT
• LOW CURRENT OPERATION AT 250
µ
A
• METALLURGICALLY BONDED
MAXIMUM RATINGS
Operating Temperatures: -65°C to +175°C
DC Power Dissipation: 500mW @ TEC = +125°C
Power Derating: 10 mW / °C above TEC = +125°C
Forward Voltage @ 200 mA: 1.1 Volts maximum
ELECTRICAL CHARACTERISTICS
@ 25°C, unless otherwise specified.
CDI
TYPE
NUMBER
NOMINAL
ZENER
VOLTAGE
V @I
Z
ZT
(Note 1)
VOLTS
CDLL4614
CDLL4615
CDLL4616
CDLL4617
CDLL4618
CDLL4619
CDLL4620
CDLL4621
CDLL4622
CDLL4623
CDLL4624
CDLL4625
CDLL4626
CDLL4627
1.8
2.0
2.2
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
ZENER
TEST
CURRENT
I
ZT
MAXIMUM
ZENER
IMPEDANCE
Z
@I
ZT
ZT
(Note 2)
MAXIMUM REVERSE
LEAKAGE CURRENT
1 @V
R
R
MAXIMUM
DC ZENER
CURRENT
µ
A
250
250
250
250
250
250
250
250
250
250
250
250
250
250
OHMS
1200
1250
1300
1400
1500
1600
1650
1700
1650
1600
1550
1500
1400
1200
µ
A
7.5
5.0
4.0
2.0
1.0
0.8
7.5
7.5
5.0
4.0
10.0
10.0
10.0
10.0
VOLTS
1
1
1
1
1
1
1.5
2
2
2
3
3
4
5
mA
120
110
100
95
90
87
85
83
80
77
75
70
65
61
DIM
D
F
G
G1
S
MILLIMETERS
INCHES
MIN MAX MIN MAX
1.60
1.70 0.063 0.067
0.41
0.55 0.016 0.022
3.30
3.70 .130 .146
2.54 REF.
.100 REF.
0.03 MIN.
.001 MIN.
FIGURE 1
DESIGN DATA
CASE:
DO-213AA, Hermetically sealed
glass case. (MELF, SOD-80, LL34)
LEAD FINISH:
Tin / Lead
THERMAL RESISTANCE: (R
OJEC):
100 ˚C/W maximum at L = 0 inch
THERMAL IMPEDANCE: (Z
JX): 35
˚C/W maximum
POLARITY:
Diode to be operated with
the banded (cathode) end positive.
MOUNTING SURFACE SELECTION:
The Axial Coefficient of Expansion
(COE) Of this Device is Approximately
+6PPM/°C. The COE of the Mounting
Surface System Should Be Selected To
Provide A Suitable Match With This
Device.
NOTE 1
The CDI type numbers shown above have a Zener voltage tolerance of +5.0%.
Nominal Zener voltage is measured with the device junction in thermal
equilibrium at an ambient temperature of 25°C + 3°C. "C" suffix denotes a + 2%
tolerance and "D" suffix denotes a + 1% tolerance.
Zener impedance is derived by superimposing on 1ZT A 60Hz rms a.c. current equal to
10% of IZT.
NOTE 2
22 COREY STREET, MELROSE, MASSACHUSETTS 02176
PHONE (781) 665-1071
FAX (781) 665-7379
WEBSITE: http://www.cdi-diodes.com
E-mail: mail@cdi-diodes.com
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