AAT3172(2005) Просмотр технического описания (PDF) - Advanced Analogic Technologies
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AAT3172 Datasheet PDF : 14 Pages
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AAT3172
High Current LED Flash Driver Charge Pump IC
Typical Characteristics
VIN = 3.6V, CIN = 4.7µF, COUT = 2.2µF, C1 = C2 = 1µF, TA = 25°C, unless otherwise noted.
Voltage Mode Load Response
(VIN = 3.3V)
Voltage Mode Line Response
(100mA Load)
VOUT
(100mV/div)
IOUT
(100mA/div)
100mA
10mA
4.50V
VIN
(500mV/div)
VOUT
(200mV/div)
4.5V
4.0V
3.6V
5ms/div
1ms/div
TLAT vs. VIN
160
140
25°C
-40°C
120
100
80
85°C
60
40
20
0
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
Input Voltage (V)
TOFF vs. VIN
180
160
25°C
140
-40°C
120
100
85°C
80
60
40
20
0
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
Input Voltage (V)
VIH vs. VIN Over-Temperature
1.0
0.9
-40°C
0.8
0.7
85°C
25°C
0.6
0.5
0.4
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
Input Voltage (V)
VIL vs. VIN Over-Temperature
1.0
0.9
-40°C
0.8
0.7
0.6
25°C
85°C
0.5
0.4
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
Input Voltage (V)
3172.2005.11.1.1
7
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