LDS8846
ABSOLUTE MAXIMUM RATINGS
Parameter
V IN , LEDx voltage
V OUT voltage
EN, CTRL0, CTRL1, CTRL2 voltage
Storage Temperature Range
Junction Temperature Range
Soldering Temperature (10s)
ESD protection HBM
Rating
-0.3 to 6
-0.3 to 6
V IN + 0.7V
-65 to +150
-40 to +125
300
2
Unit
V
V
V
°C
°C
°C
kV
NOTE: Stresses listed above may cause permanent damage to thje device. Functional operation of the device at these or any other conditio ns
beyond those indicated in the “Recommended Operating Conditions” is not impiled. Exposure to abslute maximum rating conditions for
extended periods may remain possibility to affect device reliability.
RECOMMENDED OPERATING CONDITIONS
Parameter
V IN
Ambient Temperature Range
Rating
2.7 to 5.5
-40 to +85
Unit
V
°C
ELECTRICAL OPERATING CHARACTERISTICS
(Over recommended operating conditions unless specified otherwise) V IN = 3.6V, EN = High, T AMB = 25°C
Name
Quiescent Current
Shutdown Current
LED Current
LED Current Setting Range
LED Current Accuracy
LED Channel Matching
Current Sink Dropout Voltage*
Short Circuit Output Current Limit
Conditions
I LED = 20mA per channel
EN = 0V
R SET = 24k
R SET = 96k
2.7 < V IN < 5.5V
To set value
(I LED MAX - I LED MIN ) / (I LED
MAX + I LED MIN )
V OUT = 0V
Min
2
-8
-5
Typ
1.3
0.1
20
5
3
3
20
22
Max
1.5
1
30
+8
+5
30
25
Units
mA
μA
mA
mA
%
%
mV
mA
EN, CTRL0,
CTRL1,
CTRL2 pins
Leakage Current
Logic Level
Threshold
High
Low
High
Low
Input Voltage = V IN
Input Voltage = 0
-1
1.3
1
0.4
μA
V
PWM frequency
PWM duty cycle
Thermal Shutdown
Thermal Hysteresis
Under Voltage Lockout (UVLO)
100
1
150
20
2.4
100000
100
Hz
%
°C
V
Threshold
*) Voltage drop at led pin, at which LED current falls 10% below set value
? 2009 IXYS Corp.
Characteristics subject to change without notice
2
Doc. No. 8846DS, Rev. N1.6
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