參數(shù)資料
型號(hào)： AAT2513IVN-AA-T1
廠(chǎng)商： Advanced Analog Technology,lnc.
英文描述： Dual 600mA Step-Down Converter with Synchronization
中文描述： 雙600mA降壓轉(zhuǎn)換器的同步
文件頁(yè)數(shù)： 4/22頁(yè)
文件大?。?/td> 693K
代理商： AAT2513IVN-AA-T1
Electrical Characteristics
1
V
IN
= V
CC
= 3.6V, T
A
= -40°C to +85°C, unless noted otherwise. Typical values are at T
A
= 25°C.
Symbol
Power Supply
V
CC
,
V
IN1
, V
IN2
Description
Conditions
Min
Typ
Max
Units
Input Voltage
2.7
5.5
V
UVLO
Under-Voltage Lockout
V
CC
Rising
V
CC
Falling
V
EN1
= V
EN2
= V
CC
, No Load
EN1 = EN2 = GND
2.7
V
2.35
60
I
Q
Quiescent Current
Shutdown Current
120
1.0
μA
μA
I
SHDN
Each Converter
V
FB
Feedback Voltage Tolerance
I
OUT
= 0 to 600mA, V
IN
= 2.9 to 5.5V
I
OUT
= 0 to 450mA, V
IN
= 2.7 to 5.5V
-3.0
-3.0
%
V
OUT
Output Voltage Range
LX Reverse Leakage Current
(Fixed)
LX Leakage Current
Feedback Leakage
P-Channel Current Limit
High Side Switch On Resistance
Low Side Switch On Resistance
0.6
V
IN
V
I
LX_LEAK
V
IN
Open, V
LX
= 5.5V, EN = GND
1.0
μA
I
LX_LEAK
I
FB
I
LIM
R
DS(ON)H
R
DS(ON)L
Δ
V
OUT
/
V
OUT
/
Δ
I
OUT
Δ
V
OUT
/
V
OUT
/
Δ
V
IN
V
IN
= 5.5V, V
LX
= 0 to V
IN
V
FB
= 1.0V
Each Converter
1.0
0.2
μA
μA
A
Ω
Ω
1.0
0.45
0.40
Load Regulation
I
LOAD
= 0 to 600 mA
0.002
%/mA
Line Regulation
V
IN
= 2.7 to 5.5V, I
LOAD
= 100 mA
0.125
%/V
V
FB
Feedback Threshold Voltage
Accuracy
Oscillator Frequency
No Load, T
A
= 25°C
0.591
0.600 0.609
V
F
OSC
1.7
MHz
T
S
Start-Up Time
From Enable to Output Regulation;
Both Channels
150
μs
Logic
T
SD
Over-Temperature Shutdown
Threshold
Over-Temperature Shutdown
Hysteresis
EN, MODE/SYNC, PS Logic
Low Threshold
EN, MODE/SYNC, PS Logic
High Threshold
140
°C
T
HYS
15
°C
V
IL
0.6
V
V
IH
1.4
V
I
EN
,
I
MODE/SYNC
,
I
PS
Logic Input Current
V
IN
= V
FB
= 5.5V
-1.0
1.0
μA
AAT2513
Dual 600mA Step-Down
Converter with Synchronization
4
2513.2007.04.1.1
1. The AAT2513 guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured
by design, characterization and correlation with statistical process controls.
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