參數(shù)資料
型號(hào)： AAT1145IDE-1.8-T1
廠商： Advanced Analogic Technologies, Inc.
英文描述： 1.2A Step-Down Converter
中文描述： 1.2A的降壓轉(zhuǎn)換器
文件頁數(shù)： 3/16頁
文件大?。?/td> 307K
代理商： AAT1145IDE-1.8-T1
AAT1145
1.2A Step-Down Converter
SwitchReg
TM
PRODUCT DATASHEET
1145.2007.11.1.1
3
w w w . a n a l o g i c t e c h . c o m
Absolute Maximum Ratings
1
Symbol
IN, AIN
V
FB
, V
LX
V
EN
PGND, AGND
T
A
T
STORAGE
T
LEAD
Description
Input Supply Voltages
FB, LX Voltages
EN Voltage
Ground Voltages
Operating Temperature Range
Storage Temperature
Lead Temperature (Soldering, 10s)
Value
-0.3 to 6.0
-0.3 to V
IN
+ 0.3
-0.3 to V
IN
+ 0.3
-0.3 to 6.0
-40 to +85
-65 to 150
300
Units
V
V
V
V
°C
°C
°C
Thermal Information
3
Symbol
θ
JA
P
D
Description
Thermal Resistance
2
Maximum Thermal Dissipation at T
A
= 25°C
Value
45
2.2
Units
°C/W
W
1. Absolute Maximum Ratings are those values beyond which the life of a device may be impaired.
2. T
J
is calculated from the ambient temperature T
A
and power dissipation P
D
according to the following formula: T
J
= T
A
+ P
D
·
θ
JA
.
3. Thermal Resistance is specified with approximately 1 square inch of 1 oz. copper.
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