欢迎访问ic37.com |
会员登录 免费注册
发布采购

AAT1143IJS-2.5-T1 参数 Datasheet PDF下载

AAT1143IJS-2.5-T1图片预览
型号: AAT1143IJS-2.5-T1
PDF下载: 下载PDF文件 查看货源
内容描述: 1MHz的400毫安降压转换器 [1MHz 400mA Step-Down Converter]
分类和应用: 转换器稳压器开关式稳压器或控制器电源电路开关式控制器
文件页数/大小: 20 页 / 594 K
品牌: ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
 浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第1页浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第2页浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第3页浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第5页浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第6页浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第7页浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第8页浏览型号AAT1143IJS-2.5-T1的Datasheet PDF文件第9页  
AAT1143
1MHz 400mA Step-Down Converter
Electrical Characteristics
1
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
V
IN
Rising
Hysteresis
V
IN
Falling
I
OUT
= 0 to 400mA,
V
IN
= 2.7V to 5.5V
Fixed Output Version
Adjustable Output Version
2
No Load, 0.6V Adjustable
Version
EN = AGND = PGND
100
1.8
-3.0
0.6
0.6
25
+3.0
4.0
2.5
50
1.0
600
0.45
0.40
V
IN
= 5.5V, V
LX
= 0 to V
IN
,
EN = GND
V
IN
= 2.7V to 5.5V
0.6V Output, No Load
T
A
= 25°C
0.6V Output
>0.6V Output
T
A
= 25°C
1
0.2
597
600
615
0.2
250
0.7
1.0
140
15
1.5
Typ
Max
5.5
2.6
Units
V
V
mV
V
%
V
µA
µA
mA
µA
%/V
mV
µA
kΩ
MHz
°C
°C
V
V
µA
Step-Down Converter
V
IN
Input Voltage
V
UVLO
V
OUT
V
OUT
I
Q
I
SHDN
I
LIM
R
DS(ON)H
R
DS(ON)L
I
LXLEAK
∆V
Linereg
V
OUT
I
OUT
R
OUT
F
OSC
T
SD
T
HYS
EN
V
EN(L)
V
EN(H)
I
EN
Enable Threshold Low
Enable Threshold High
Input Low Current
UVLO Threshold
Output Voltage Tolerance
Output Voltage Range
Quiescent Current
Shutdown Current
P-Channel Current Limit
High Side Switch On Resistance
Low Side Switch On Resistance
LX Leakage Current
Line Regulation
Out Threshold Voltage Accuracy
Out Leakage Current
Out Impedance
Oscillator Frequency
Over-Temperature Shutdown Threshold
Over-Temperature Shutdown Hysteresis
0.6
V
IN
= V
FB
= 5.5V
1.4
-1.0
1.0
1. The AAT1143 is 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.
2. For adjustable version with higher than 2.5V output, please consult your AnalogicTech representative.
4
1143.2005.09.1.7