- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄381232 > AAT2550ISK-CAA-T1 (Advanced Analog Technology,lnc.) Total Power Solution for Portable Applications PDF資料下載
參數(shù)資料
| 型號： | AAT2550ISK-CAA-T1 |
| 廠商： | Advanced Analog Technology,lnc. |
| 英文描述： | Total Power Solution for Portable Applications |
| 中文描述： | 總功率便攜式應(yīng)用解決方案 |
| 文件頁數(shù)： | 32/35頁 |
| 文件大?。?/td> | 914K |
| 代理商： | AAT2550ISK-CAA-T1 |
第1頁第2頁第3頁第4頁第5頁第6頁第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁第27頁第28頁第29頁第30頁第31頁當(dāng)前第32頁第33頁第34頁第35頁
Step-Down Converter Design Example
Specifications
V
O1
= 2.5V @ 400mA (adjustable using 0.6V version), pulsed load
Δ
I
LOAD
= 300mA
V
O2
= 1.8V @ 400mA (adjustable using 0.6V version), pulsed load
Δ
I
LOAD
= 300mA
V
IN
= 2.7V to 4.2V (3.6V nominal)
F
S
= 1.4MHz
T
AMB
= 85°C
2.5V V
O1
Output Inductor
(see Table 5)
For Sumida inductor CDRH3D16, 6.8μH, DCR = 170m
Ω
.
1.8V V
O2
Output Inductor
(see Table 5)
For Sumida inductor CDRH3D16, 4.7μH, DCR = 105m
Ω
.
V
V
1.8
V
1.8V
Δ
I2 =
1 - =
1 - = 156mA
L
F
S
V
IN
4.7
H
1.4MHz
4.2V
I
PK2
= I
O2
+
Δ
I2 = 0.4A + 0.078A = 0.48A
2
P
L2
= I
O2
2
DCR = 0.4A
2
105m
Ω
= 17mW
L2 = 3 A
V
O2
= 3 A
1.8V = 5.4
μ
H
μ
sec
μ
sec
V
V
2.5
V
2.5V
Δ
I1 =
1 - =
1 - = 106mA
L1
F
S
V
IN
6.8
H
1.4MHz
4.2V
I
PK1
= I
O1
+
Δ
I1 = 0.4A + 0.053A = 0.453A
2
P
L1
= I
O1
2
DCR = 0.45
2
170m
Ω
= 0.45
2
A
2
170m
Ω
= 34mW
L1 = 3 A
V
O1
= 3 A
2.5V = 7.5
μ
H
μ
sec
μ
sec
AAT2550
Total Power Solution for Portable Applications
32
2550.2006.07.1.0
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AAT2550 | Total Power Solution for Portable Applications |
| AAT2554 | Total Power Solution for Portable Applications |
| AAT2554IRN-CAP-T1 | Total Power Solution for Portable Applications |
| AAT2554IRN-CAQ-T1 | Total Power Solution for Portable Applications |
| AAT2554IRN-CAT-T1 | Total Power Solution for Portable Applications |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AAT2552 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:Total Power Solution for Portable Applications |
| AAT2552_08 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:Total Power Solution for Portable Applications |
| AAT2552IRN-CAE-T1 | 功能描述:電荷泵 Total Pwr Solution for Portable App RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| AAT2554 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:Total Power Solution for Portable Applications |
| AAT2554IRN-CAP-T1 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:Total Power Solution for Portable Applications |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。