AAT2842INJ-EE-T1 Advanced Analog Technology, Inc., AAT2842INJ-EE-T1 Datasheet - Page 6
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AAT2842INJ-EE-T1
Manufacturer Part Number
AAT2842INJ-EE-T1
Description
High-Current Charge Pump with S2Cwire Control and Dual LDO for Backlight and Flash
Manufacturer
Advanced Analog Technology, Inc.
Datasheet
1.AAT2842INJ-EE-T1.pdf
(22 pages)
Electrical Characteristics
V
otherwise noted. Typical values are at T
1. The AAT2842 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured
6
Enable/Set
T
Linear Regulators
R
T
T
R
IN
T
I
T
V
T
BENS
T
I
V
T
I
by design, characterization, and correlation with statistical process controls.
BENS(H-MIN)
BENS(H-MAX)
V
Symbol
FENS(H-MAX)
OUTA(DCHG)
V
OUTA(MAX)
V
T
FENS(H-MIN)
OUTB(MAX)
OUTA(DCHG)
PSRR
V
V
BENS(OFF)
t
T
FBA
BENS(LAT)
PSRR
FENS(OFF)
OUTA(DO)
V
FENS(LAT)
V
= 3.6V; C
OUTB(DO)
ENL(DLY)
BENS(H)
BENS(L)
BENS(L)
FENS(H)
FENS(L)
FENS(L)
ENL(H)
ENL(L)
I
, V
, I
IN
FENS
FBB
A
B
,
,
,
,
,
,
,
,
,
,
, BENS, FENS Maximum
IN
Description
BENS, FENS Low Threshold
BENS, FENS High Threshold
BENS, FENS Input Leakage
Current
BENS, FENS Low Time
BENS, FENS Minimum
High Time
High Time
BENS, FENS Off Timeout
BENS, FENS Latch Timeout
FB Voltage Tolerance
IN Operating Current
OUTA, OUTB Maximum Load
Current
OUTA, OUTB Dropout Voltage
ENL Enable Low Voltage
Threshold
ENL Enable High Voltage
Threshold
ENL Enable Delay
OUTA, OUTB Auto-Discharge
Resistance
OUTA, OUTB Power Supply
Rejection Ratio
= 4.7µF; C
OUT
= 2.2µF; C
1
A
Control and Dual LDO for Backlight and Flash
1
= 25°C.
= C
Conditions
V
I
ENL = IN, BENS = FENS = AGND
I
REF = Open
I
OUT
OUT
OUT
BENS
High-Current Charge Pump with S
2
= 1.0µF; R
= 1mA to 200mA
= 150mA
=10mA, C
or V
FENS
REF
BSET
= V
= 10nF, 1kHz
IN
= R
= 5V
FSET
= 280kΩ; T
Min
1.17
200
1.4
0.3
1.4
-1
A
= -40°C to +85°C, unless
Typ
150
1.2
50
85
15
20
50
AAT2842
Max
1.23
500
500
150
300
0.4
0.4
75
75
1
2842.2007.09.1.2
2
Cwire™
Units
mA
mV
µA
µA
dB
µs
ns
µs
µs
µs
µs
Ω
V
V
V
V
V