AAT2848 Analogic Corporation, AAT2848 Datasheet - Page 6

• Manufacturer Part Number: AAT2848
• Manufacturer: Analogic Corporation

Typical Characteristics
(200mA/div)
6
6
ChargePump
ChargePump
100
100
90
80
70
60
50
40
90
80
70
60
50
40
(2V/div)
(2V/div)
(2V/div)
V
2.7
2.7
EN/SET
Backlight Efficiency vs. Input Voltage
V
V
OUT
BLX
Flash Efficiency vs. Input Voltage
I
IN
3.1
3.1
0V
0V
0V
0A
Turn-On to 1x Mode Backlight
3.5
3.5
TM
TM
(V
Input Voltage (V)
Input Voltage (V)
IN
= 4.5V; 30mA/Channel)
3.9
3.9
Time (100μs/div)
High-Current Charge Pump For Backlight Display and Flash Applications
High-Current Charge Pump For Backlight Display and Flash Applications
4.3
4.3
30mA/ch, V
15mA/ch, V
7.5mA/ch, V
151mA/ch, V
70mA/ch, V
4.7
4.7
F
F
F
F
5.1
5.1
= 3.4V
= 3.2V
F
= 2.9V
= 3.0V
= 3.0V
5.5
5.5
w w w . a n a l o g i c t e c h . c o m
w w w . a n a l o g i c t e c h . c o m
(200mA/div)
Backlight Current Matching vs. Temperature
Flash Current Matching vs. Temperature
30.5
30.0
29.5
29.0
152
151
150
149
148
147
(2V/div)
(2V/div)
(2V/div)
V
-40
-40
EN/SET
V
V
OUT
BLX
I
IN
D1
D2
0V
0V
0V
0A
(V
(V
Turn-On to 1.5x Mode Backlight
-15
-15
IN
IN
= 3.6V; 150mA/Channel)
PRODUCT DATASHEET
PRODUCT DATASHEET
= 3.6V; 30mA/Channel)
(V
Temperature (°C)
Temperature (°C)
IN
10
10
= 3.6V; 30mA/Channel)
Time (100μs/div)
AAT2848
AAT2848
35
35
2848.2008.05.1.0
2848.2008.05.1.0
60
60
D1
D2
D3
D4
85
85