AAT2846INJ-EE-T1 AnalogicTech, AAT2846INJ-EE-T1 Datasheet - Page 6

• Manufacturer Part Number: AAT2846INJ-EE-T1
• Description: High Current Charge Pump with Dual LDO for Backlight and Flash Applications
• Manufacturer: AnalogicTech

Electrical Characteristics
V
noted. Typical values are T
1. The AAT2846 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured
6
ENS, FEN Logic Control (continued)
Linear Regulators
V
IN
I
V
I
V
Symbol
t
OUTA(MAX)
t
OUTB(MAX)
by design, characterization, and correlation with statistical process controls.
t
PSRR
t
ENS(OFF)
t
FBA
PSRR
ENS(LAT)
V
FEN(OFF)
OUTA(DO)
V
FEN(LAT)
OUTB(DO)
EN _ (DLY)
= 3.6V; C
EN _ (H)
EN _ (L)
I
, V
IN
FBB
A
B
,
,
,
,
,
IN
Description
ENS, FEN Off Timeout
ENS, FEN Serial Interface
Latch Timeout
Feedback Voltage Tolerance
Ground Pin Current
OUTA, OUTB Maximum Load
Current
OUTA, OUTB Dropout Voltage
OUTA, OUTB Power Supply
Rejection Ratio
ENA, ENB Voltage Low Threshold
ENA, ENB Voltage High Threshold
ENA, ENB Enable Delay
= 4.7µF; C
OUT
A
= 25°C.
= 2.2µF; C
1
1
= C
High Current Charge Pump with Dual LDO
2
= 1µF; R
Conditions
I
ENA = ENB = IN, ENS = AGND
ENA = IN, ENB = AGND or ENA =
AGND, ENB = IN, ENS = AGND
I
I
REF = Open
OUT
OUT
OUT
= 1mA to 200mA
= 150mA
= 10mA, C
for Backlight and Flash Applications
FSET
= 280kΩ; T
REF
= 10nF, 1kHz
A
= -40°C to +85°C, unless otherwise
1.17
Min
200
1.4
Typ
150
1.2
50
15
AAT2846
Max Units
1.23
500
500
200
150
300
0.4
2846.2007.08.1.0
mA
mV
µA
dB
µs
µs
µs
V
V
V