A2557 Ver la hoja de datos (PDF) - Allegro MicroSystems
Número de pieza
componentes Descripción
Fabricante
A2557 Datasheet PDF : 12 Pages
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2557
PROTECTED QUAD DRIVER
WITH FAULT DETECTION
& SLEEP MODE
FUNCTIONAL BLOCK DIAGRAM
ENABLE
IN N
SLEEP
CONTROL
V CC
COMMON CONTROL
ONE OF FOUR DRIVERS
60 µA
– 2.5 V
+
THERMAL
LIMIT
CURRENT
LIMIT
FAULT
K
OUTN
30 µA
Dwg. FP-007-2
A2557xEB (PLCC)
GROUND 5
6
7
8
9
10
GROUND 11
NC
25 GROUND
24
23
22
21
20
19 GROUND
NC
VCC
Dwg. PP-019-2
<<1 Ω
5
4
R θJT = 6°C/W
SUFFIX 'EB', RθJA = 36°C/W
3
SUFFIX 'B', RθJA = 43°C/W
2
1
0
25
SUFFIX 'LB', RθJA = 90°C/W
50
75
100
TEMPERATURE IN °C
125
150
Dwg. GP-004-2B
115 Northeast Cutoff, Box 15036
3
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 1998, 2006 Allegro MicroSystems, Inc.
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