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| AAT2603_08 Datasheet, PDF (6/26 Pages) Advanced Analogic Technologies – Total Power Solution for Portable Applications | |||
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PRODUCT DATASHEET
AAT2603
Total Power Solution for Portable Applications
Electrical Characteristics1
VAIN = VINB1 = VINB2 = VINL12 = VINL34 = 3.6V, CBYP = 10nF, TA = -40°C to 85°C, unless noted otherwise. Typical values are
at TA = 25°C.
Symbol Description
400mA LDO Regulators (LDO1, LDO2)
VOUT_RANGE Output Voltage Range
VFB_ACC
Feedback Voltage Accuracy
VFB_TOL
ÎVOUT/ÎIOUT
ÎVOUT/ÎVIN
IOUT(MAX)
ILIM
VDO
PSRR
Feedback Voltage Tolerance
Load Regulation
Line Regulation
Maximum Output Current
Output Current Limit
Dropout Voltage
Power Supply Rejection Ratio
tS
Start-Up Time
200mA LDO Regulators (LDO3, LDO4)
VOUT_RANGE Output Voltage Range
VFB_ACC
Feedback Voltage Accuracy
VFB_TOL
Feedback Voltage Tolerance
ÎVOUT/ÎIOUT Load Regulation
ÎVOUT/ÎVIN Line Regulation
IOUT(MAX)
Maximum Output Current
ILIM
Output Current Limit
VDO
Dropout Voltage
PSRR
Power Supply Rejection Ratio
eN
RMS Output Noise
tS
Start-Up Time
Logic Inputs/Outputs
VEN(H)
VEN(L)
Input Logic High Voltage
Input Logic Low Voltage
IEN
Thermal
Logic Input Current
TSD
TSD(HYS)
Over-Temperature Shutdown Threshold
Over-Temperature Shutdown Hysteresis
Conditions
TA = 25°C, 1mA Load
TA = -40°C to 85°C, 1mA Load
0mA to 400mA Load, VIN = 2.7V to 5.5V
1mA to 400mA Load
VIN = 3.3V to 5.5V, 100mA Load
400mA Load
f < 10KHz, COUTL1,2 = 4.7μF, 10mA Load
VBYP already enabled; COUT = 4.7μF
TA = 25°C, 1mA Load
TA = -40°C to +85°C, 1mA Load
0mA to 200mA Load, VIN = 2.7V to 5.5V
0mA to 200mA Load
VIN = 3.3V to 5.5V, 100mA Load
200mA Load
f < 10KHz, COUTL3,4 = 4.7μF, 10mA Load
Power BW: 100~100KHz
VBYP already enabled; COUT = 4.7μF
VEN = 1.4V2
Min Typ Max
1.5
1.182
1.17
1.164
400
1.2
1.2
1.2
0.3
0.08
1500
300
50
200
VINL12
1.218
1.23
1.236
500
1.2
1.182
1.17
1.164
200
1.2
1.2
1.2
0.2
0.02
750
200
50
45
200
VINL34
1.218
1.23
1.236
350
1.4
0.4
1.5
140
15
Units
V
V
V
V
%
%/V
mA
mA
mV
dB
μs
V
V
V
V
%
%/V
mA
mA
mV
dB
μVrms
μs
V
V
μA
°C
°C
1. The AAT2603 is guaranteed to meet performance specification from -40°C to +85°C and is assured by design, characterization and correlation with statistical process controls.
2. The enable pins have internal 1.6MΩ pull-down resistors.
6
www.analogictech.com
2603.2008.10.1.2
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