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MQ1N992E3TR

Description
Zener Diode, 200V V(Z), 20%, 0.417W, Silicon, Unidirectional, DO-204AA, ROHS COMPLIANT, HERMETIC SEALED, GLASS, DO-7, 2 PIN
CategoryDiscrete semiconductor    diode   
File Size168KB,3 Pages
ManufacturerMicrosemi
Websitehttps://www.microsemi.com
Environmental Compliance
Download Datasheet Parametric View All

MQ1N992E3TR Overview

Zener Diode, 200V V(Z), 20%, 0.417W, Silicon, Unidirectional, DO-204AA, ROHS COMPLIANT, HERMETIC SEALED, GLASS, DO-7, 2 PIN

MQ1N992E3TR Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Objectid1644709623
Parts packaging codeDO-7
package instructionO-LALF-W2
Contacts2
Reach Compliance Codeunknown
ECCN codeEAR99
Shell connectionISOLATED
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeZENER DIODE
JEDEC-95 codeDO-204AA
JESD-30 codeO-LALF-W2
JESD-609 codee3
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 dissipation0.417 W
Certification statusNot Qualified
Nominal reference voltage200 V
surface mountNO
technologyZENER
Terminal surfaceMATTE TIN
Terminal formWIRE
Terminal locationAXIAL
Maximum voltage tolerance20%
Working test current0.65 mA
1N957B thru 1N992B, e3 DO-7
Silicon 500 mW Zener Diodes
SCOTTSDALE DIVISION
DESCRIPTION
The popular 1N957B thru 1N992B series of 0.5 watt Zener voltage regulators
provides a selection from 6.8 to 200 volts in standard 5% or 10% tolerances
as well as tighter tolerances identified by different suffix letters on the part
number. The somewhat larger DO-7 packaging option offers a “straight-
through” soldered internal connection with a larger active die element than
otherwise provided in the smaller DO-35 package when needed. Microsemi
also offers numerous other Zener products to meet higher and lower power
applications.
APPEARANCE
WWW .
Microsemi
.C
OM
DO-7
(DO-204AA)
IMPORTANT:
For the most current data, consult
MICROSEMI’s
website:
http://www.microsemi.com
FEATURES
JEDEC registered 1N957B to 1N992B series
Internal metallurgical bonding equivalent to “-1” suffix
identification on other military DO-7 Zeners
Options for screening in accordance with MIL-PRF-
19500 for JAN, JANTX, JANTXV, and JANS are
available by adding MQ, MX, MV, or MSP prefixes
respectively to part numbers.
Surface mount equivalents in DO-213AA also
available as MLL957B to MLL992B or with “-1” suffix
(consult factory for other surface mount options)
RoHS Compliant devices available by adding e3 suffix
Smaller DO-35 glass body axial-leaded Zener
equivalents are also available
APPLICATIONS / BENEFITS
Regulates voltage over a broad operating current
and temperature range
Extensive selection from 6.8 to 200 V
Standard voltage tolerances are plus/minus 5%
with B suffix, 10 % with A suffix identification
Tight tolerances available in plus or minus 2% or
1% with C or D suffix respectively
Flexible axial-lead mounting terminals
Nonsensitive to ESD
Capacitance also specified (see Figure 3)
Inherently radiation hard as described in
Microsemi MicroNote 050
MAXIMUM RATINGS
Operating and Storage temperature: -65
º
C to +175
º
C
º
Thermal Resistance: 300 C/W junction to lead at 3/8
(10 mm) lead length from body, or 360
º
C/W junction
to ambient when mounted on FR4 PC board (1 oz
Cu) with 4 mm
2
copper pads and track width 1 mm,
length 25 mm
Steady-State Power: 0.5 watts at T
L
< 25
o
C 3/8 inch
(10 mm) from body or 0.417 W at T
A
< 25
º
C when
mounted on FR4 PC board as described for thermal
resistance above (also see Figure1)
Forward voltage @200 mA: 1.1 volts (maximum) for
1N957B – 1N985B and 1.3 V for 1N985 – 1N992B
º
Solder Temperatures: 260 C for 10 s (max)
MECHANICAL AND PACKAGING
CASE: Hermetically sealed axial-lead glass DO-7
(DO-204AA) package
TERMINALS: Tin-Lead or RoHS Compliant
annealed matte-Tin plating solderable per MIL-
STD-750, method 2026
POLARITY: Cathode indicated by band. Diode to
be operated with the banded end positive with
respect to the opposite end for Zener regulation
MARKING: Part number
TAPE & REEL option: Standard per EIA-296 (add
“TR” suffix to part number)
WEIGHT: 0.2 grams
See package dimensions on last page
1N957B – 992B, e3 (DO-7)
Copyright
©
2005
10-18-2005 REV C
Microsemi
Scottsdale Division
8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503
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