AIC1647 AIC [Analog Intergrations Corporation], AIC1647 Datasheet - Page 4
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AIC1647
Manufacturer Part Number
AIC1647
Description
WHITE LED STEP-UP CONVERTER IN SOT23
Manufacturer
AIC [Analog Intergrations Corporation]
Datasheet
1.AIC1647.pdf
(11 pages)
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TYPICAL PERFORMANCE CHARACTERISTICS
95.0
94.5
94.0
93.5
93.0
92.5
92.0
1.4
1.3
1.2
1.1
1.0
0.9
0.8
70
60
50
40
30
-50
2.5
2
Fig. 2 Feedback Voltage vs. Temperature
FB=V
Fig. 4 Supply Current vs. Supply Voltage
3.0
Fig. 6 R
IN
0
3
3.5
Supply Voltage (V)
Supply Voltage (V)
Temperature (°C)
DS-ON
4.0
vs. Supply Voltage
50
4
4.5
Non-Switching
5.0
100
5
5.5
150
6.0
6
100
1.6
1.4
1.2
1.0
0.8
0.6
0.4
1.6
1.4
1.2
1.0
0.8
0.6
Fig. 3
80
60
40
20
0
-50
2
0
Fig. 5
2KHz
1KHz
Fig. 7
500Hz
V
C
3LEDs
100Hz
IN
IN
FB=GND
=3.6V; L=10µH
=1µF, C
Switching Frequency vs. Temperature
& 200Hz
20
Supply Current vs. Supply Voltage
SHDN
Dimming Control by Shutdown PIN
0
3
OUT
Supply Voltage (V)
Temperature (°C)
=0.22µF
PIN PWM Duty (%)
40
3KHz
50
4
60
Switching
100
AIC1647
5
80
150
100
6
4