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A8498 Fiches technique(PDF) 2 Page - Allegro MicroSystems

No de pièce A8498
Description  Wide Input Voltage 3.0 A Step Down Regulator
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Fabricant  ALLEGRO [Allegro MicroSystems]
Site Internet  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

A8498 Fiches technique(HTML) 2 Page - Allegro MicroSystems

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Wide Input Voltage 3.0 A Step Down Regulator
A8498
2
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
Absolute Maximum Ratings
Characteristic
Symbol
Conditions
Min.
Typ.
Max.
Units
Load Supply Voltage, VIN pin
VIN
50
V
Input Voltage, VBIAS pin
VBIAS
–0.3
7
V
Switching Voltage
VS
–1
V
Input Voltage Range, ENB pin
VENB
Operating Ambient Temperature Range
TA
–20
85
°C
Junction Temperature
TJ(max)
150
°C
Storage Temperature
TS
–55
150
°C
*Output current rating may be limited by duty cycle, ambient temperature, and heat sinking. Under any set of conditions, do not exceed
the specified current ratings, or a junction temperature, TJ, of 150°C.
Package Thermal Characteristics*
Package
RθJA
(°C/W)
PCB
LJ
35
4-layer
* Additional information is available on the Allegro website.
Ordering Information
Use the following complete part numbers when ordering:
Part Numbera
Packingb
Description
A8498SLJTR-T
13 in. reel, 3000 pieces/reel
LJ package, SOIC surface mount with
exposed thermal pad
A8498SLJ-T
98 pieces/tube
aLeadframe plating 100% matte tin.
bContact Allegro for additional packing options.


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