PRODUCT DATASHEET
AAT3177
ChargePump
TM
High Current, High Efficiency Charge Pump with Auto-Timer
Electrical Characteristics
1
C
IN
= 4.7μF, C
OUT
= 2.2μF, C
1
= C
2
= 1.0μF; T
A
= -40°C to +85°C, unless otherwise noted. Typical values are T
A
= 25°C,
V
IN
= 3.6V.
Symbol
Description
Conditions
Min
2.7
1X, No Load Current
3.0
≤
V
IN
≤
5.5, 1.5X Mode, No Load Current
3.0
≤
V
IN
≤
5.5, 2X Mode, No Load Current
EN = 0
V
F
= 3.6V
Programmed for 600mA; R
SET
= 187kΩ
300
2.0
3.0
800
540
200
0.7
V
IN
= 2.7V
V
IN
= 5.5V
0.4
1.4
0.3
50
75
500
500
1
75
660
Typ
Max
5.5
4.0
6.0
1.0
Units
V
μA
mA
μA
mA
mA
μs
V
V
V
μs
ns
μs
μs
μs
μA
Power Supply
Input Voltage Range
V
IN
I
CC
I
SHDN(MAX)
I
OUT(MAX)2
I
DX
T
SS
V
RSET
EN/SET
V
EN(L)
V
EN(H)
T
EN/SET LO
T
EN/SET HI
T
EN/SET HI MAX
T
OFF
T
LAT
Input Current
Operating Current
V
IN
Pin Shutdown Current
Maximum Output Current
Output Current Accuracy
Soft-Start Time
R
SET
Pin Voltage
Enable Threshold Low
Enable Threshold High
EN/SET Low Time
Minimum EN/SET High Time
Maximum EN/SET High Time
EN/SET Off Timeout
EN/SET Latch Timeout
EN/SET Input Leakage
-1
1. The AAT3177 is guaranteed to meet performance specifications from 0°C to 70°C. Specification over the -40°C to +85°C operating temperature range is assured by design,
characterization, and correlation with statistical process controls.
2. Mounted on an FR4 board.
4
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3177.2008.06.1.0
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