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1N4121TRE3

Description
Zener Diode, 33V V(Z), 5%, 0.5W,
CategoryDiscrete semiconductor    diode   
File Size192KB,3 Pages
ManufacturerMicrosemi
Websitehttps://www.microsemi.com
Environmental Compliance
Download Datasheet Parametric View All

1N4121TRE3 Overview

Zener Diode, 33V V(Z), 5%, 0.5W,

1N4121TRE3 Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Reach Compliance Codecompli
ECCN codeEAR99
ConfigurationSINGLE
Diode typeZENER DIODE
Maximum dynamic impedance200 Ω
Number of components1
Maximum operating temperature175 °C
Maximum power dissipation0.5 W
Nominal reference voltage33 V
surface mountNO
Maximum voltage tolerance5%
Working test current0.25 mA
Base Number Matches1
1N4099 thru 1N4135-1, e3 and
1N4614 thru 1N4627-1, e3 DO-35
SCOTTSDALE DIVISION
500 mW GLASS AXIAL-LEAD LOW NOISE
ZENER DIODES
WWW .
Microsemi
.C
OM
DESCRIPTION
The popular 1N4099 thru 1N4135 and 1N4614 thru 1N4627 series of 0.5 watt
Zener Voltage Regulators provide a selection from 1.8 to 100 volts in standard
5% tolerances as well as tighter tolerances identified by different suffix letters
on the part number. These glass axial-leaded DO-35 Zeners are optionally
available with an internal-metallurgical-bond by adding a “-1” suffix and may
also be provided as RoHS Compliant with an added e3 suffix. Microsemi also
offers numerous other Zener products to meet higher and lower power
applications.
IMPORTANT:
For the most current data, consult
MICROSEMI’s
website:
http://www.microsemi.com
APPEARANCE
DO-35
(DO-204AH)
FEATURES
JEDEC registered 1N4099 thru 1N4135 and 1N4614
thru 1N4627 series
Internal metallurgical bond option available by
adding a “-1” suffix
Commercial Surface Mount also available in
separate data sheet as 1N4099UR to 1N4135UR,
and 1N4614UR to 1N4627UR in DO-213AA
package (consult factory for others)
DO-7 glass body axial-leaded Zener equivalents are
also available
Consult separate data sheets for the military
JAN,
APPLICATIONS / BENEFITS
Regulates voltage over a broad operating
current and temperature range
Extensive selection from 1.8 to 100 V
Standard voltage tolerances are plus/minus 5%
with no suffix
Tight tolerances available in plus or minus 2%
or 1% with C or D suffix respectively
Flexible axial-lead mounting terminals
Nonsensitive to ESD per MIL-STD-750 Method
1020
Minimal capacitance (see Figure 3)
Inherently radiation hard as described in
Microsemi MicroNote 050
JANTX, and JANTXV qualified versions on the
Microsemi website
RoHS Compliant devices available by adding
“e3” suffix
MAXIMUM RATINGS
Operating and Storage temperature: -65
º
C to
+175
º
C
Thermal Resistance: 250
º
C/W junction to lead at
3/8 (10 mm) lead length from body, or 310
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
< 50
o
C 3/8 inch
(10 mm) from body or 0.48 W at T
A
< 25
º
C when
mounted on FR4 PC board as described for thermal
resistance above (see Figure 2 for derating)
Forward voltage @200 mA: 1.1 volts
Solder Temperatures: 260
º
C for 10 s (max)
MECHANICAL AND PACKAGING
CASE: Hermetically sealed axial-lead glass
DO-35 (DO-204AH) package
TERMINALS: Tin-lead plated or RoHS compliant
annealed matte-tin plated solderable per MIL-
STD-750, method 2026
POLARITY: Cathode indicated by band where
diode is 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
1N4099–1N4135-1, e3 &
135-1,
1N4614–1N4627-1, e3 (DO-35)
Copyright
©
2005
6-09-2005 REV D
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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