AMG-LL9910B Datasheet, PDF (6/15 Pages) alpha microelectronics gmbh – Universal High Voltage Single Channel LED Driver

AMG-LL9910B
Universal High Voltage Single Channel LED Driver
7. Absolute Maximum Ratings
The Absolute Maximum Ratings may not be exceeded under any circumstances.
# Symbol Parameter
1 Vin
Supply input voltage
2
Vlogic
3 Tj
Voltage on CS, LD, PWMD, Gate
Junction temperature
4 TS
Storage temperature
5
Vddmax
Max. voltage at Vdd
6
Rthja
Thermal resistance junction ambient
7 Ptot@25°C Total power dissipation
Note: All voltages are with respect to GND
Min
Max
Unit
-0.5
470
V
-0.3
Vdd + 0.3 V
150
°C
-65
150
°C
-0.3
12
V
42
K/W
2.5
W
8. Electrical Characteristics
8.1. Operational Range
(Ta=25°C unless noted otherwise)
# Symbol Parameter
Min
1 Vin ¹⁾
Supply input voltage
10
2 Ta
Operating ambient temperature
-40
3 PWM
Duty Cycle
Note: ¹⁾ Also limited by maximum power dissipation, whichever is lower.
R 2)
thja
=
(Tj
–Ta)
/
Ptot
Max
450
125 ^{1) 2)}
100
Unit
V
°C
%
AMG-LL9910B Revision: B
09/13/12
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