AAT2847IML-QG-T1 Advanced Analog Technology, Inc., AAT2847IML-QG-T1 Datasheet - Page 7

• Manufacturer Part Number: AAT2847IML-QG-T1
• Description: Four-Channel Backlight Driver with Dual LDOs
• Manufacturer: Advanced Analog Technology, Inc.

ChargePump
ChargePump
Typical Characteristics
(20mV/div)
(40mV/div)
(20mV/div)
(20mV/div)
(40mV/div)
(40mV/div)
2847.2008.05.1.2
2847.2008.05.1.2
20
15
10
5
0
V
V
2.7
V
V
OUT
OUT
V
V
DX
DX
IN
IN
Shutdown Current vs. Input Voltage
(V
Backlight Operating Characteristic
Backlight Operating Characteristic
(V
IN
IN
3.1
= 3.5V; 1.5X Mode; 14mA/Channel Load;
= 2.9V; 2X Mode; 14mA/Channel Load;
3.5
TM
TM
(
V
EN/SET
Input Voltage (V)
AC Coupled)
Time (500ns/div)
AC Coupled)
Time (500ns/div)
-40°C
3.9
= V
ENA/ENB
25°C
4.3
= 0V)
4.7
85°C
5.1
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
5.5
Four-Channel Backlight Driver with Dual LDOs
Four-Channel Backlight Driver with Dual LDOs
(20mV/div)
(40mV/div)
(20mV/div)
(20mV/div)
(40mV/div)
(40mV/div)
V
V
V
V
OUT
OUT
V
V
DX
DX
IN
IN
(V
Backlight Operating Characteristic
Backlight Operating Characteristic
(V
IN
IN
= 3.7V; 1.5X Mode; 20mA/Channel Load;
= 2.9V; 2X Mode; 20mA/Channel Load;
PRODUCT DATASHEET
PRODUCT DATASHEET
AC Coupled)
Time (500ns/div)
AC Coupled)
Time (500ns/div)
AAT2847
AAT2847
7
7