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AIC1648 Fiches technique(PDF) 4 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) 4 Page - Analog Intergrations Corporation

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AIC1648
TYPICAL PERFORMANCE CHARACTERISTICS
-50
0
50
100
150
92.0
92.5
93.0
93.5
94.0
94.5
95.0
Temperature (
°C)
Fig. 2 Feedback Voltage vs. Temperature
-50
0
50
100
150
0.4
0.6
0.8
1.0
1.2
1.4
1.6
Temperature (
°C)
Fig. 3
Switching Frequency vs. Temperature
Supply Voltage (V)
Fig. 4 Supply Current vs. Supply Voltage
2
3
4
5
6
30
40
50
60
70
FB=VIN
Non-Switching
Supply Voltage (V)
Fig. 5
Supply Current vs. Supply Voltage
2
3
4
5
6
0.6
0.8
1.0
1.2
1.4
1.6
FB=GND
Switching
Supply Voltage (V)
Fig. 6 RDS-ON vs. Supply Voltage
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
0.8
0.9
1.0
1.1
1.2
1.3
1.4
SHDN PIN PWM Duty (%)
0
20
40
60
80
100
0
20
40
60
80
100
100Hz & 200Hz
500Hz
1KHz
3KHz
2KHz
VIN=3.6V; L=10µH
CIN=1µF, COUT=0.22µF
3LEDs
Fig. 7
Dimming Control by Shutdown PIN
4


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