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參數(shù)資料
| 型號： | AAT1156 |
| 廠商： | Advanced Analogic Technologies, Inc. |
| 元件分類： | DC/DC變換器 |
| 英文描述： | 1MHz 700mA Step-Down DC-DC Converter |
| 中文描述： | 1MHz的700mA的降壓型DC - DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 435K |
| 代理商： | AAT1156 |
Electrical Characteristics
V
IN
= V
CC
= V
P
= 5V, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
= 25°C.
Symbol
V
IN
V
OUT
Description
Output Voltage Tolerance
Conditions
Min
2.7
-3
Typ
Max
5.5
3
Units
V
%
V
IN
= V
OUT
+ 0.2 to 5.5V,
I
OUT
= 0 to 700mA
V
IL
V
IH
Input Low Voltage
Input High Voltage
0.6
V
V
1.4
V
UVLO
Under-Voltage Lockout
V
IN
Rising, V
EN
= V
CC
V
IN
Falling, V
EN
= V
CC
2.5
V
1.2
V
UVLO(HYS)
I
IL
I
IH
I
Q
Under-Voltage Lockout Hysteresis
Input Low Current
Input High Current
Quiescent Supply Current
250
mV
μA
μA
μA
V
IN
= V
FB
= 5.5V
V
IN
= V
FB
= 0V
No Load, LL = 0V; V
FB
= 0V,
V
IN
= 4.2V, T
A
= 25°C
V
EN
= 0V, V
IN
= 5.5V
T
A
= 25°C
T
A
= 25°C
T
A
= 25°C
V
IN
= 4.2V, I
LOAD
= 0 to 700mA
V
IN
= 2.7 to 5.5V
T
A
= 25°C
1.0
1.0
350
220
I
SHDN
I
LIM
R
DS(ON)H
R
DS(ON)L
Shutdown Current
Current Limit
High Side Switch On Resistance
Low Side Switch On Resistance
Load Regulation
Line Regulation
Oscillator Frequency
Over-Temperature Shutdown
Threshold
Over-Temperature Shutdown
Hysteresis
1.0
μA
A
m
m
%
%/V
kHz
°C
1.2
110
100
±0.9
±0.1
1000
140
150
150
V
OUT
(V
OUT
*
V
IN
)
DV
OUT
/V
OUT
F
OSC
T
SD
750
1350
T
HYS
15
°C
AAT1156
1MHz 700mA Step-Down DC-DC Converter
4
1156.2005.11.1.2
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相關(guān)代理商/技術(shù)參數(shù) |
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| AAT1156_07 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:1MHz 700mA Step-Down DC-DC Converter |
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