AAT2803ISK-4.5-T1 AnalogicTech, AAT2803ISK-4.5-T1 Datasheet - Page 6

• Manufacturer Part Number: AAT2803ISK-4.5-T1
• Description: Six-Channel White LED Backlight Charge Pump with Flash
• Manufacturer: AnalogicTech

Typical Characteristics–Flash Driver Charge Pump Section
6
(20mA/div)
(10mV/div)
EN_FLSH
(1V/div)
(1V/div)
4.60
4.56
4.52
4.48
4.44
4.40
V
V
OUT_FL
OUT_FL
0.1
I
OUT
(V
Output Voltage vs. Output Current
2.7V
OUT_FL
3.6V
3.0V
V
IN
= 3.5V
= 4.5V; EN_FL = V
Load Response vs. Time
1.0
3.3V
Output Current (mA)
Start-Up Time
(50mA Load)
(50mA Load)
100μ μ s/div
5ms/div
10.0
IN
; EN/SET = GND)
100.0
1000.0
(50mA/div)
(10mV/div)
EN_FLSH
(1V/div)
(1V/div)
450
400
350
300
250
200
150
100
V
Maximum Current Pulse vs. Supply Voltage
Six-Channel White LED Backlight
50
V
0
OUT_FL
3.0
OUT_FL
I
One-shot pulse duration = 250ms
V
OUT
OUT
(V
3.1
OUT_FL
> 4.0V
V
3.2
IN
= 4.5V; EN_FL = V
= 3.5V
Load Response vs. Time
3.3
Charge Pump with Flash
Supply Voltage (V)
3.4
Start-Up Time
(100mA Load)
(100mA Load)
3.5
100μ μ s/div
5ms/div
3.6
IN
3.7
; EN/SET = GND)
3.8
3.9
2803.2006.04.1.5
4.0
4.1
4.2