AAT2505 Analogic Corporation, AAT2505 Datasheet - Page 5

• Manufacturer Part Number: AAT2505
• Manufacturer: Analogic Corporation

Electrical Characteristics
I
1. The AAT2505 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured
2505.2006.06.1.1
OUT
Buck Converter
Logic Signals
by design, characterization, and correlation with statistical process controls.
Symbol
R
ΔV
R
= 600mA; typical values are T
I
V
V
V
QBUCK
I
DS(ON)H
I
V
V
DS(ON)L
F
I
T
SHDN
V
R
T
EN(H)
I
LXLK
V
UVLO
I
EN(L)
EN(H)
Linereg
T
OSC
OUT
OUT
LIM
HYS
FB
SD
FB
FB
IN
S
Description
Input Voltage
UVLO Threshold
Output Voltage Tolerance
Output Voltage Range
Step-Down Converter
Quiescent Current
Shutdown Current
P-Channel Current Limit
High Side Switch On Resistance
Low Side Switch On Resistance
LX Leakage Current
Line Regulation
FB Threshold Voltage Accuracy
FB Leakage Current
FB Impedance
Start-Up Time
Oscillator Frequency
Over-Temperature Shutdown
Threshold
Over-Temperature Shutdown
Hysteresis
Enable Threshold Low
Enable Threshold High
Leakage Current
A
= 25°C, V
1
IN
= V
Conditions
V
V
I
V
0.6V Adjustable Version
EN = SGND = PGND,
ENLDO = GND
V
EN = SGND = PGND
V
0.6V Output, No Load,
T
0.6V Output
> 0.6V Output
From Enable to Output
Regulation
T
Hysteresis
ENLDO = GND, No Load,
OUT
A
A
IN
IN
IN
IN
IN
CC
= 25°C
= 25°C
Rising
Falling
= 2.7V to 5.5V
= 5.5V, V
= 2.7V to 5.5V
= 0 to 600mA,
= V
P
= 3.6V.
LX
= 0 to V
Converter/Linear Regulator
Dual Channel, Step-Down
IN
,
Min
-3.0
800
591
250
-1.0
2.7
1.8
1.0
1.4
0.6
0.45
0.40
Typ
100
600
150
140
0.1
1.4
27
15
Max
609
5.5
2.7
3.0
V
1.0
1.0
0.2
2.0
0.6
1.0
70
IN
Units
MHz
%/V
mV
mA
mV
µA
µA
µA
µA
kΩ
µA
µs
°C
°C
%
V
V
V
V
Ω
Ω
V
V
5