參數(shù)資料
型號(hào)： AAT1151_07
廠商： Advanced Analog Technology,lnc.
英文描述： 850kHz 700mA Synchronous Buck DC/DC Converter
中文描述： 850kHz 700mA的同步降壓DC / DC轉(zhuǎn)換器
文件頁數(shù)： 4/16頁
文件大?。?/td> 535K
代理商： AAT1151_07
AAT1151
850kHz 700mA Synchronous
Buck DC/DC Converter
4
1151.2007.01.1.6
Electrical Characteristics
1
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
Description
Conditions
Min
Typ
Max
Units
V
IN
V
OUT
Input Voltage Range
Output Voltage Tolerance
2.7
-3.0
5.5
+3.0
V
%
V
IN
= V
OUT
+ 0.2 to 5.5V,
I
OUT
= 0 to 700mA
V
IN
Rising
V
IN
Falling
V
UVLO
Under-Voltage Lockout
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
μ
A
μ
A
μ
A
V
IN
= V
FB
= 5.5V
V
IN
= V
FB
= 0V
No Load, 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
I
OUT
= 300mA, V
IN
= 3.5V
V
IN
= 4.2V, I
LOAD
= 0 to 700mA
V
IN
= 2.7V to 5.5V
T
A
= 25°C
1.0
1.0
300
210
I
SHDN
I
LIM
R
DS(ON)H
R
DS(ON)L
η
Shutdown Current
Current Limit
High Side Switch On Resistance
Low Side Switch On Resistance
Efficiency
Load Regulation
Line Regulation
Oscillator Frequency
Enable Threshold Low
Enable Threshold High
Over-Temperature Shutdown
Threshold
Over-Temperature Shutdown
Hysteresis
1.0
μ
A
A
m
Ω
m
Ω
%
%
%/V
kHz
V
V
°C
1.2
110
100
92
±
0.9
±
0.1
850
150
150
Δ
V
OUT
(V
OUT
*
Δ
V
IN
)
Δ
V
OUT
/V
OUT
F
OSC
V
EN(L)
V
EN(H)
T
SD
600
1200
0.6
1.4
140
T
HYS
15
°C
1. The AAT1151 is guaranteed to meet performance specifications over the -40°C to +85°C operating range and is assured by design,
characterization, and correlation with statistical process controls.
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AAT1151IKS-1.0-T1 850kHz 700mA Synchronous Buck DC/DC Converter
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AAT1151IKS-1.0-T1 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:850kHz 700mA Synchronous Buck DC/DC Converter
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AAT1151IKS-2.5-T1 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:850kHz 700mA Synchronous Buck DC/DC Converter
AAT1151IKS-3.3-T1 制造商:Skyworks Solutions Inc 功能描述:DC TO DC CONVERTER
AAT1151IVN-1.0-T1 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:850kHz 700mA Synchronous Buck DC/DC Converter
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