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MLL821A-1TR

Description
6.2 V, SILICON, VOLTAGE REFERENCE DIODE, DO-213AA
CategoryDiscrete semiconductor    diode   
File Size244KB,5 Pages
ManufacturerMicrosemi
Websitehttps://www.microsemi.com
Download Datasheet Parametric View All

MLL821A-1TR Overview

6.2 V, SILICON, VOLTAGE REFERENCE DIODE, DO-213AA

MLL821A-1TR Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerMicrosemi
Reach Compliance Codeunknow
ECCN codeEAR99
ConfigurationSINGLE
Diode typeZENER DIODE
Maximum dynamic impedance15 Ω
JESD-609 codee0
Number of components1
Maximum operating temperature175 °C
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Maximum power dissipation0.5 W
Nominal reference voltage6.2 V
surface mountYES
Terminal surfaceTIN LEAD
Maximum time at peak reflow temperatureNOT SPECIFIED
Maximum voltage tolerance5%
Working test current7.5 mA
1N821UR-1 – 1N829AUR-1
*Qualified Levels:
JAN, JANTX,
JANTXV and JANS
(available on some part
numbers)
Available on
commercial
versions
6.2 & 6.55 Volt Zener Reference Diodes
Qualified per MIL-PRF-19500/159
DESCRIPTION
The 1N821UR-1 – 1N829AUR-1 series of surface mount temperature compensated reference
diodes provides both 6.2 V and 6.55 V nominal voltages and temperature coefficients as low
as 0.0005 %/
o
C at a Zener test current of 7.5 mA. These glass surface mount DO-213AA
(MELF) reference diodes are optionally available as RoHS compliant for commercial
applications. This type of bonded Zener package construction is also available in JAN,
JANTX, JANTXV and JANS military qualifications (RoHS compliant option not applicable).
Microsemi also offers other Zener Reference Diode products for a variety of voltages up to 200
V.
Important:
For the latest information, visit our website
http://www.microsemi.com.
FEATURES
Surface mount equivalent of JEDEC registered 1N821 – 1N829 series.
Zener impedance values of 10 ohms and 15 ohms are available.
Reference voltage selection of 6.2 V & 6.55 V +/-5% with further tight tolerance options on
commercial at lower voltage. (Excludes 1N826 and 1N828.)
Temperature compensated.
Internal metallurgical bond.
Double plug construction.
*JAN, JANTX, JANTXV and JANS qualification per MIL-PRF-19500/159 available on 1N821-1, 823-
1, 825-1, 827-1 and 829-1.
RoHS compliant versions available (commercial grade only).
DO-213AA
Package
Also available in:
DO-35
(DO-204AH)
(axial-leaded)
1N821-1 – 1N829-1
APPLICATIONS / BENEFITS
Provides minimal voltage changes over a broad temperature range.
For instrumentation and other circuit designs requiring a stable voltage reference.
Maximum temperature coefficient selections available from 0.01 %/ºC to 0.0005 %/ºC.
Tight reference voltage tolerances of 1%, 2%, 3%, etc, available on commercial with center nominal
value of 6.2 V by special request. (Excludes 1N826 and 1N828.)
Small surface-mount footprint.
Non-sensitive to ESD per MIL-STD-750 method 1020.
Typical low capacitance of 100 pF or less.
MAXIMUM RATINGS
@ T
A
= +25 ºC unless otherwise specified
Parameters/Test Conditions
Junction and Storage temperature
(1)
Power Dissipation
Maximum Zener Current
Solder Pad Temperatures at 10 s
Symbol
T
J
and T
STG
P
D
I
ZM
T
SP
Value
-55 to +175
500
70
Unit
o
C
mW
mA
o
MSC – Lawrence
6 Lake Street,
Lawrence, MA 01841
1-800-446-1158
Tel: (978) 620-2600
Fax: (978) 689-0803
MSC – Ireland
Gort Road Business Park,
Ennis, Co. Clare, Ireland
Tel: +353 (0) 65 6840044
Fax: +353 (0) 65 6822298
Website:
www.microsemi.com
260
C
Notes:
1. @ T
L
= 25
o
C and maximum current I
ZM
of 70 mA. For optimum voltage-temperature stability, I
Z
= 7.5
mA (less than 50 mW in dissipated power). Derate at 3.33 mW/
o
C above T
A
= +25
o
C
.
T4-LDS-0220-1, Rev. 2 (7/29/13)
©2013 Microsemi Corporation
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