AAT3193 Datasheet, PDF (7/18 Pages) Advanced Analogic Technologies – 3-Channel Charge-Pump LED Driver

ChargePump^TM
Typical Characteristics
Turn On to 1X Mode
(V_IN = 4.2V; 20mA/ch)
EN/SET
(2V/div)
V_F
(2V/div)
V_SINK
(2V/div)
I_IN
(200mA/div)
Time (200µs/div)
EN Input High Threshold Voltage
vs. Input Voltage
1.2
1.0
0.8
0.6
-40°C
25°C
85°C
0.4
0.2
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
EN/SET Input Latch Timeout vs. Input Voltage
350
85°C
300
250
200
25°C
150
-40°C
100
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
PRODUCT DATASHEET
AAT3193
3-Channel Charge-Pump LED Driver
Maximum LED Current vs R_SET
32
28
24
20
16
12
8
4
0
8
13
18
23
28
33
R_SET (kΩ)
EN Input Low Threshold Voltage
vs. Input Voltage
1.2
1.0
0.8
0.6
-40°C
0.4
25°C
85°C
0.2
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
EN/SET Input OFF Timeout vs. Input Voltage
350
85°C
300
250
25°C
200
-40°C
150
100
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
3193.2008.07.1.3
www.analogictech.com
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