AAT1415 Datasheet, PDF (7/32 Pages) Advanced Analog Technology, Inc. – FIVE-CHANNEL DC-DC CONVERTER WITH A 2.5V LDO

Advanced Analog Technology, Inc.
May 2008
AAT1415/AAT1415A
ELECTRICAL CHARACTERISTICS
( T_C = 25 ° C , V_DD = OUT3 = 3.6V, unless otherwise specified.)
CH3 (Buck)
PARAMETER
IN3 Regulation Voltage
IN3 to EO3 Transconductance
CH3 Maximum Duty Cycle
IN3 Input Leakage Current
Current-Sense Amplifier
Transresistance
SW3 Leakage Current
Switch On-Resistance
SW3 Current Limit
Soft-Start Interval
SW3 Peak Current Limit
Soft-Start Interval
C3RDY Output Low Voltage
C3RDY Leakage Current
SYMBOL
V_IN3
TEST CONDITION
IN3 = EO3 (AAT1415)
IN3 = EO3 (AAT1415A)
IN3 = EO3
I_L3
IN3 = 0V to 1.5V
I_{LSW 3}
R _ON3(N)
R_ON3(P)
I_LIMIT3
V_SW3 = 0V to 3.6V
N Channel
P Channel
I_LIMIT3(N)
V_C3RDY
I_C3RDY
0.1mA Into C3RDY
EN3 = GND
MIN
1.231
0.784
−100
TYP
1.250
0.800
70
100
0.01
0.5
0.1
95
150
0.8
4,096
0.8
2,048
0.01
0.01
MAX
1.269
0.816
+100
5.0
0.10
1.00
UNIT
V
µS
%
nA
V/A
µA
mΩ
A
OSC
Cycles
A
OSC
Cycles
V
µA
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Version 3.00
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