AAT1271 Datasheet, PDF (8/19 Pages) Advanced Analogic Technologies – 1.5A Step-Up Current Regulator for Flash LEDs

SwitchReg^TM
Typical Characteristics
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
2.7
EN, FLEN Low Threshold Voltage
vs. Input Voltage
85°C
25°C
-40°C
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
PRODUCT DATASHEET
AAT1271
1.5A Step-Up Current Regulator for Flash LEDs
EN/SET Off Timeout vs. Input Voltage
300
250
200
150
85°C
100
25°C
-40°C
50
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
EN/SET Latch Timeout vs. Input Voltage
300
85°C
25°C
250
-40°C
200
150
100
50
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
8
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1271.2008.08.1.1