PRODUCT DATASHEET
AAT3151B
TM
ChargePump
High Efficiency 1X/1.5X Charge Pump For White LED Applications
Typical Characteristics
Enable Threshold High vs. Input Voltage
Enable Threshold Low vs. Input Voltage
1.2
1.1
1.2
1.1
1
1
-40°C
0.9
0.8
0.7
0.6
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
-40°C
25°C
85°C
25°C
85°C
0.5
0.4
0.3
0.2
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
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)
Input Voltage (V)
w w w . a n a l o g i c t e c h . c o m
3151B.2008.02.1.1
7