- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄375163 > AAT1276IRN-5.0-T1 (Advanced Analogic Technologies, Inc.) Boost Converter with USB Power Switch PDF資料下載
參數(shù)資料
| 型號(hào)： | AAT1276IRN-5.0-T1 |
| 廠商： | Advanced Analogic Technologies, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Boost Converter with USB Power Switch |
| 中文描述： | 加強(qiáng)與USB電源開關(guān)轉(zhuǎn)換器 |
| 文件頁數(shù)： | 15/18頁 |
| 文件大?。?/td> | 363K |
| 代理商： | AAT1276IRN-5.0-T1 |
AAT1276
Boost Converter with USB Power Switch
SwitchReg
TM
PRODUCT DATASHEET
1276.2007.11.1.1
15
w w w . a n a l o g i c t e c h . c o m
Step-Up Converter Design Example
Specifications
V
OUT
= 5V
I
OUT
= 300mA
V
IN
= 2.7V to 4.2V (3.6V nominal)
T
AMB
= 50°C
Output Inductor
V
OUT
- V
IN(MIN)
V
OUT
D
MAX
=
5V - 2.7V
5V
=
= 0.46
From the characterization curves, the switching frequency at room temperature with a 300mA load and 2.2
μ
H inductor
is about 800kHz.
V
IN(MIN)
· D
MAX
L · F
S
I
PP
=
I
O
1 - D
I
P
=
I
PP
2
I
PK
= I
P
+
I
V
= I
P
- I
PP
I
V
= I
P
- I
PP
= 0.9A - 0.7A = 0.20A
I
RMS
=
I
PK
2
+ I
PK
· I
V
+ I
V
3
2
=
= 0.59A
0.9A
2
+ 0.9A · 0.2A + 0.2A
2
3
For the Sumida CDRH2D14-2R2 inductor, I
SAT
= 1.0A, I
DC(MAX)
= 1.6A and DCR = 94m
Ω
.
P
LOSS(INDUCTOR)
= I
2RMS
·
DCR = (590mA)
2
· 94m
Ω
= 32mW
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AAT1276ITP-5.0-T1 | Boost Converter with USB Power Switch |
| AAT1351 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| AAT1351-S1 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| AAT1351-S1-T | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| AAT1351-S6 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AAT1276ITP-5.0-T1 | 制造商:Skyworks Solutions Inc 功能描述:DC TO DC CONVERTER |
| AAT1277IUT-T1 | 制造商:SKYWORKS SOLUTIONS INC 功能描述:1.5A FLASH DRIVER IC IN 18CSP TR 制造商:Skyworks Solutions Inc 功能描述:DC TO DC CONVERTER |
| AAT1278IUP-T1 | 制造商:Skyworks Solutions Inc 功能描述:DC TO DC CONVERTER |
| AAT1282IWO-T1 | 制造商:Skyworks Solutions Inc 功能描述:DC TO DC CONVERTER |
| AAT1290AIWO-T1C | 功能描述:IC REG CONV BOOST 1.5A 14TDFN 制造商:skyworks solutions inc. 系列:* 零件狀態(tài):最後搶購 標(biāo)準(zhǔn)包裝:1,500 |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。