A2559 Datasheet, PDF (2/8 Pages) Allegro MicroSystems – PROTECTED QUAD POWER DRIVER

2559
PROTECTED
QUAD POWER DRIVER
FUNCTIONAL BLOCK DIAGRAM
(1 of 4 Channels)
V _CC
K
ENABLE
IN _N
THERMAL
LIMIT
OUTN
UDx2559EB
GROUND 5
6
7
8
9
10
GROUND 11
NC
25 GROUND
24
23
22
21
20
19 GROUND
NC
V_CC
Dwg. PP-019-1
<<1 Ω
Dwg. FP-041
5
R _θJT = 6°C/W
4
SUFFIX 'EB', R_θJA = 36°C/W
3
SUFFIX 'B', R_θJA = 43°C/W
2
1
0
25
SUFFIX 'LB', R _θJA = 90°C/W
50
75
100
TEMPERATURE IN °C
125
150
Dwg. GP-004-2B
P_D = (V_OUT1 x I_OUT1 x dc) + … + (V_OUTn x I_OUTn x dc)
+ (V_CC x I_CC) = (T_J - T_A)/R_θJA
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Copyright © 1995, 2002 Allegro MicroSystems, Inc.