A6275EA 데이터 시트보기 (PDF) - Allegro MicroSystems
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A6275EA Datasheet PDF : 12 Pages
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A6275
Serial-Input Constant-Current Latched LED Driver
with Open LED Detection and Dot Correction
100
80
60
40
20
0
0
ALLOWABLE OUTPUT CURRENT AS A FUNCTION OF DUTY CYCLE (cont.)
A Package
LW Package
100
V CE = 1 V
V CE = 0.7 V
80
V CE = 2 V
V CE = 1 V
V CE = 3 V
60
V CE = 4 V
V CE = 2 V
V CE = 3 V
40
V CE = 4 V
TA = +85°C
V DD = 5 V
R θJA = 60°C/W
TA = +85°C
20
V DD = 5 V
R θJA = 94°C/W
20
40
60
DUTY CYCLE IN PER CENT
0
80
100
0
Dwg. GP-062-1
20
40
60
DUTY CYCLE IN PER CENT
80
100
Dwg. GP-062A
TYPICAL CHARACTERISTICS
60
40
20
T A = +25°C
R EXT = 500 Ω
0
0
0.5
1.0
V CE IN VOLTS
1.5
2.0
Dwg. GP-063
Allegro MicroSystems, Inc.
8
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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