AAT3140_07 ANALOGICTECH [Advanced Analogic Technologies], AAT3140_07 Datasheet - Page 9
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AAT3140_07
Manufacturer Part Number
AAT3140_07
Description
High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
Manufacturer
ANALOGICTECH [Advanced Analogic Technologies]
Datasheet
1.AAT3140_07.pdf
(16 pages)
Typical Characteristics
V
3140.2007.03.1.3
IN
= 3.5V, C
40
35
30
25
20
15
10
90
80
70
60
50
40
30
20
10
0
2.7
2.7
V
Diode Current vs. Input Voltage
Input Current vs. Input Voltage
DIODE
3.1
3.1
IN
= C
= 3.0V
3.5
3.5
(30mA, 15mA Settings)
CP
Input Voltage (V)
Input Voltage (V)
= C
V
V
V
(4x10mA)
DIODE
DIODE
3.9
3.9
DIODE
1
= C
= 3.4V
= 3.4V
= 3.4V
4.3
4.3
2
= 1µF, T
4.7
4.7
A
= 25°C, unless otherwise noted.
5.1
5.1
High Efficiency 1X/1.5X/2X Charge Pump
5.5
5.5
0.850
0.825
0.800
0.775
0.750
0.725
0.700
0.675
0.650
0.625
0.600
300
250
200
150
100
50
0
2.7
2.5
for White LED Applications
V
Input Current vs. Input Voltage
3.1
DIODE
3.0
V
= 3.0V
IH
3.5
V
IH
3.5
Input Voltage (V)
Input Voltage (V)
and V
V
(4x30mA)
V
3.9
IL
DIODE
4.0
IL
= 3.4V
4.3
vs. V
4.5
AAT3140
IN
4.7
5.0
5.1
5.5
5.5
9