PROPRIETARY INFORMATION PRODUCT DATASHEET
AAT1271A
SwitchReg
TM
Typical Characteristics
EN, FLEN Low Threshold Voltage
vs. Input Voltage
1.4
1.3
300
1.5A Step-Up Current Regulator for Flash LEDs
EN/SET Off Timeout vs. Input Voltage
V
EN/SET(L)
, V
FLEN(L)
(V)
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
2.7
3.1
3.5
3.9
4.3
4.7
5.1
T
EN/SET(OFF)
(µs)
85°C
25°C
-40°C
250
200
150
100
50
2.7
85°C
25°C
-40°C
3.1
3.5
3.9
4.3
4.7
5.1
5.5
5.5
Input Voltage (V)
Input Voltage (V)
EN/SET Latch Timeout vs. Input Voltage
300
250
T
EN/SET(LAT)
(µs)
85°C
25°C
-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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1271A.2008.07.1.0