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AIC1648 Fiches technique(PDF) 3 Page - Analog Intergrations Corporation

No de pièce AIC1648
Description  Built-in OVP White LED Step-Up Converter
Download  10 Pages
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Fabricant  AIC [Analog Intergrations Corporation]
Site Internet  http://www.analog.com.tw
Logo AIC - Analog Intergrations Corporation

AIC1648 Fiches technique(HTML) 3 Page - Analog Intergrations Corporation

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AIC1648
ELECTRICAL CHARACTERISTICS
(VSHDN=3V, VIN=3V, TA=25°C, unless otherwise specified.) (Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Minimum Operating Voltage
VIN
2.5
V
Maximum Operating Voltage
VIN
5.5
V
Switching
1
5
mA
Non switching
70
100
Supply Current
IIN
VSHDN= 0V
0.1
1.0
µA
ERROR AMPLIFIER
Feedback Voltage
VFB
85
95
105
mV
FB Input Bias Current
IFB
VFB=95mV
1
nA
OSCILLATOR
Switching Frequency
fOSC
0.8
1.2
1.6
MHz
Maximum Duty Cycle
DC
85
90
%
POWER SWITCH
SW ON Resistance
RDS(ON)
1.4
5
Switch Leakage Current
ISW(OFF) VSW=33V
0.1
1
µA
CONTROL INPUT
SHDN
Voltage High
VIH
ON
1.5
V
SHDN
Voltage Low
VIL
OFF
0.3
V
OVER VOLTAGE PROTECTION
OVP Input Resistance
ROVP
0.6
1.2
1.8
M
OVP Threshold
VOVP
1V Hysteresis typical
22
27
32
V
Note 1: Specifications are production tested at TA=25°C. Specifications over the -40°C to 85°C operating
temperature range are assured by design, characterization and correlation with Statistical Quality
Controls (SQC).
3


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