ACT6330
WLED BIAS DC/DC CONVERTER (REG1)
ELECTRICAL CHARACTERISTICS
( V
IN
= 3.6V, T
A
= 25°C, unless otherwise specified.)
Rev0, 02-Apr-08
PARAMETER
IN Operating Voltage Range
UVLO Voltage Threshold
UVLO Hysteresis
Supply Current
FB1 Feedback Voltage
FB1 Input Current
Oscillator Frequency
Minimum On-Time
Maximum Duty Cycle
Switch Current Limit
Switch On-Resistance
Switch Leakage Current
Logic High Input Voltage
Logic Low Input Voltage
ON1 Leakage Current
Over-Voltage Threshold
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
TEST CONDITIONS
IN Voltage Rising
IN Voltage Falling
ON1 = IN, V
FB1
= 0.3V
ON1 = GA, I
LOAD
= 0mA
MIN
3.1
2.9
TYP
3
100
75
0.1
MAX
6
3.1
UNIT
V
V
mV
150
1
0.275
µA
µA
V
nA
0.235
0.255
50
1.35
1.6
100
1.85
MHz
ns
%
mA
87
Duty = 83%, L1 = 22uH, C
OUT1
= 4.7uF
I
SW1
= 100mA
V
SW1
= 25V, ON1 = GA
ON1
ON1
V
ON1
= 0V to 5.5V
21
Temperature rising
Temperature falling
1.4
500
92
750
0.67
1.1
10
Ω
µA
V
0.4
1
22
160
20
23
V
µA
V
°C
°C
Innovative Power
TM
ActivePMU
TM
-6-
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