A8515 Ver la hoja de datos (PDF) - Allegro MicroSystems
Número de pieza
componentes Descripción
Lista de partido
A8515 Datasheet PDF : 34 Pages
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A8515
Wide Input Voltage Range, High Efficiency
Fault Tolerant LED Driver
ISET to LED Current Gain
versus Ambient Temperature
1000
995
990
985
980
975
970
965
960
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
LED Current versus Ambient Temperature
ISET = 120 μA
120.2
120.0
119.8
119.6
119.4
119.2
119.0
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
LED Current Setpoint Accuracy
versus Ambient Temperature
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
LED to LED Matching Accuracy
versus Ambient Temperature
0.5
0.3
0.1
-0.1
-0.3
-0.5
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
Input Disconnect Switch Gate to Source Voltage
versus Ambient Temperature
-6.3
-6.4
-6.5
-6.6
-6.7
-6.8
-6.9
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
VSENSE Pin Sink Current
versus Ambient Temperature
20.8
20.7
20.6
20.5
20.4
20.3
20.2
20.1
20.0
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
Allegro MicroSystems, Inc.
9
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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