AAT1415-Q8-T AAT [Advanced Analog Technology, Inc.], AAT1415-Q8-T Datasheet - Page 6

• Manufacturer Part Number: AAT1415-Q8-T
• Description: FIVE-CHANNEL DC-DC CONVERTER WITH A 2.5V LDO
• Manufacturer: AAT [Advanced Analog Technology, Inc.]

ELECTRICAL CHARACTERISTICS
(
CH2 (Boost / Buck)
T
IN2 Regulation Voltage
IN2 to EO2 Transconductance
CH2 Maximum Duty Cycle
IN2 Input Leakage Current
Current-Sense Amplifier
Transresistance
OUT2 Leakage Current
SW2 Leakage Current
Switch On-Resistance
SW2 Peak Current Limit
Soft-Start Interval
OUT2 Under-Voltage Lockout in
Buck Mode
OUT2 Under-Voltage Lockout in
Hysteresis
C
= 25 C
° ,
PARAMETER
V
DD
= OUT2 = 3.6V, unless otherwise specified.)
Advanced Analog Technology, Inc.
SYMBOL
I
I
R
R
LIMIT2(N)
LIMIT2(P)
V
V
I
–
LSW 2
ON2(N)
ON2(P)
UVLO2
UHYS2
V
I
LO2
I
IN2
L2
–
Advanced Analog Technology, Inc . –
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Version 3.00
Page 6 of 32
IN2 = EO2
IN2 = EO2
Boost Mode (SEL2 =
Buck Mode (SEL2 = GND)
IN2 = 0V to 1.5V
Boost Mode (SEL2 =
Buck Mode (SEL2 = GND)
N Channel
Boost Mode (SEL2 =
SEL2 = GND
P Channel
Buck Mode (SEL2 = GND)
V
V
SW 2
SW 2
TEST CONDITION
= 0V, OUT2 = 3.6V
= OUT2 = 3.6V
–
V
V
V
DD
DD
DD
)
)
)
AAT1415/AAT1415A
1.231
–100
MIN
2.45
85
1.250
4,096
TYP
0.01
0.25
2.50
100
150
0.5
0.1
0.1
0.8
70
90
95
80
3
1.269
MAX
+100
2.55
5.0
5.0
95
May 2008
Cycles
UNIT
OSC
m
V/A
V/A
µ
µ
µ
mV
nA
%
%
V
A
A
V
S
A
A