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1N5546A

Motorola
Part Number 1N5546A
Manufacturer Motorola
Description LOW VOLTAGE AVALANCHE ZENER DIODES
Published Jul 12, 2019
Detailed Description IN5518A,B thru IN5546A,B ® MOTOROI.A LOW VOLTAGE AVALANCHE SILICON OXIDE PASSIVATED ZENER REGULATOR DIODES Highly reli...
Datasheet PDF File 1N5546A PDF File

1N5546A
1N5546A

Overview
IN5518A,B thru IN5546A,B ® MOTOROI.
A LOW VOLTAGE AVALANCHE SILICON OXIDE PASSIVATED ZENER REGULATOR DIODES Highly reliable silicon regulators utilizing an oxide-passivated junction for long-term voltage stability.
Double slug construction provides a rugged.
glass-enclosed.
hermetically sealed structure.
• Low Zener Noise Specified • Low Maximum Regulation Factor • Low Zener Impedance • Low Leakage Current • Controlled Forward Characteristics • Temperature Range: -65 to + 2000 C I I MAXIMUMRATINGS Rating DC Power Dissipation @TA =5o"C Derate above 5o"C DC Power Dissipation @TL =5o"C Lead Length = 118" Derate above 5o"C IFigure 1I Operating and Storage Junction Temperature Range Symbol Po Po TJ,Tstg Value 400 3.
2 500 3.
3 -65 to +200 Unit mW mW/oC mW mWJOC °c MECHANICAL CHARACTERISTICS CASE: l:Iermetically sealed.
all'glass DIMENSIONS: See outline drawing.
FINISH: Allexternel surfaces ere corrosion rasistantand leads are readily solderable and weldable.
POLARITY: cathode indicatad by polarity band.
WEIGHT: 0.
2 Gram lapproxl MOUNTING POSITION: Any FIGURE 1 - POWER-TEMPERATURE DERATING CURVE g O.
S " k"~ z '-.
.
.
0 0.
6 Lo l)S" ~ LE~ r--L=LJAD GTH TO HEATSINK iii Q .
.
.
3JS" '~" 0.
4 .
---- "~ r-.
.
J'--.
.
.
.
"""'- ::----,"x.
0.
2 .
":::::::" 1.
0.
r-.
.
r--.
~ ~ o ~~ o 20 40 60 SO 100 120 140 160 ISO 200 TL, LEAD TEMPERATURE IDCI LOW VOLTAGE AVALANCHE ZENER DIODES 400 MILLIWATTS 3.
3 THRU 33 VOLTS -I8s 1- ~~~ 9-~ rt--~ L~ NOTES: 1.
PACKAGE CONTOUR OPTIONAL WITHIN A AND B.
HEAT SLUGS, IF ANY, SHALL BE INCLUDED WITHIN THIS CYLINDER.
BUT NOT SUSJECT TO THE MINIMUM liMIT OF B.
2.
LEAD DIAMETER NOT CONTROLLED IN ZONE F TO ALLOW FOR FLASH.
LEAD FINISH BUILDUP AND MINOR IRREGU· LARITIES OTHER THAN HEAT SLUGS.
3.
POLARITY DENOTED BY CATHODE BAND.
4.
DIMENSIONING AND TOLERANCING PER ANSI YI4.
5.
1973.
MILLIMETERS INCHES DIM MIN MAX MIN MAX A 3.
05 5.
08 10.
12Q 0.
200 B 1.
52 2.
29 0.
060 0.
090 0 0.
46 0.
56 0.
018 0.
022 - -F 1.
2...


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