參數(shù)資料
型號： AAT1150
廠商： Advanced Analogic Technologies, Inc.
英文描述： GT 2C 2#4 SKT RECP
中文描述： 1MHz的第1A降壓型DC / DC轉(zhuǎn)換器
文件頁數(shù)： 14/16頁
文件大?。?/td> 279K
代理商： AAT1150
Design Example
Specifications
I
OUT
= 1.0A
I
RIPPLE
= 30% of Full Load at Max V
IN
V
OUT
= 1.5V
V
IN
= 2.7V to 4.2V (3.6V nominal)
F
s
= 830kHz
Maximum Input Capacitor Ripple
Inductor Selection
Select Sumida inductor CDRH5D18, 4.1μH, 57m
, 2.0mm height.
Output Capacitor Dissipation
I
RMS
V
OUT
(V
IN
- V
OUT
)
L
F
V
IN
1.5V
(4.2V - 1.5V)
4.1
μ
H
830kHz
4.2V
=
=
= 82mA
RMS
1
2
3
1
2
3
P
ESR
= ESR
COUT
I
RMS
2
= 5m
0.082
2
A = 33
μ
W
V
V
1.5
V
1.5V
I =
1 - =
1- = 280mA
L
F
V
IN
4.1
H
830kHz
4.2V
I
PK
= I
OUT
+
I = 1.0A + 0.14A = 1.14A
2
P = I
O
2
DCR = 57mW
V
V
1.5
V
1.5V
L = I
1 - V
1 - 4.2V
μ
H
O
k
F
IN
1.0A
0.3
830kHz
V
O
V
O
I
O
V
IN
V
IN
2
I
RMS
= I
O
1- = = 0.5A
RMS
, V
IN
= 2
×
V
O
P = ESR
COUT
I
RMS
2
= 5m
0.5
2
A = 1.25mW
AAT1150
1MHz 1A Step-Down DC/DC Converter
14
1150.2005.03.1.2
相關PDF資料
PDF描述
AAT1150IKS-1.0-T1 GT 2C 2#4 SKT RECP
AAT1150IKS-1.5-T1 GT 4C 4#4 PIN RECP
AAT1150IKS-1.8-T1 Circular Connector; MIL SPEC:MIL-C-5015; Body Material:Metal; Series:GT; No. of Contacts:4; Connector Shell Size:32; Connecting Termination:Solder; Circular Shell Style:Square Flange Receptacle; Body Style:Straight
AAT1150IKS-2.5-T1 1MHz 1A Step-Down DC/DC Converter
AAT1150IKS-3.3-T1 1MHz 1A Step-Down DC/DC Converter
相關代理商/技術(shù)參數(shù)
參數(shù)描述
AAT1150_06 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:1MHz 1A Step-Down DC/DC Converter
AAT1150IKS-1.0-T1 制造商:Skyworks Solutions Inc 功能描述:SKYAAT1150IKS-1.0-T1 DC/DC CONVERTERS (S 制造商:SKYWORKS SOLUTIONS 功能描述:AAT1150 Series 5.5 V 1 MHz 1 A Synchronous Buck DC/DC Converter - MSOP-8 制造商:Skyworks Solutions Inc 功能描述:DC TO DC CONVERTER
AAT1150IKS-1.5-T1 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:1MHz 1A Step-Down DC/DC Converter
AAT1150IKS-1.8-T1 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:1MHz 1A Step-Down DC/DC Converter
AAT1150IKS-2.5-T1 制造商:SKYWORKS SOLUTIONS 功能描述:AAT1150 Series 5.5 V 1 MHz 1 A Synchronous Buck DC/DC Converter - MSOP-8
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