參數(shù)資料
型號： AAT2556
廠商： Advanced Analog Technology,lnc.
英文描述： Battery Charger and Step-Down Converter for Portable Applications
中文描述： 電池充電器和降壓轉(zhuǎn)換器為便攜式應用
文件頁數(shù)： 7/29頁
文件大?。?/td> 708K
代理商： AAT2556
Typical Characteristics – Step-Down Converter
N-Channel R
DS(ON)
vs. Input Voltage
Input Voltage (V)
R
D
Ω
)
300
350
400
450
500
550
600
650
700
750
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
120
°
C
100
°
C
85
°
C
25
°
C
P-Channel R
DS(ON)
vs. Input Voltage
Input Voltage (V)
R
D
Ω
)
300
400
500
600
700
800
900
1000
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
120
°
C
100
°
C
85
°
C
25
°
C
No Load Quiescent Current vs. Input Voltage
Input Voltage (V)
S
10
15
20
25
30
35
40
45
50
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
85
°
C
25
°
C
-40
°
C
Frequency Variation vs. Input Voltage
(V
OUT
= 1.8V)
Input Voltage (V)
F
-4.0
-3.0
-2.0
-1.0
0.0
1.0
2.0
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Switching Frequency Variation
vs. Temperature
(V
IN
= 3.6V; V
OUT
= 1.8V)
Temperature (
°
C)
V
-10.0
-8.0
-6.0
-4.0
-2.0
0.0
2.0
4.0
6.0
8.0
10.0
-40
-20
0
20
40
60
80
100
Output Voltage Error vs. Temperature
(V
IN
= 3.6V; V
OUT
= 1.8V; I
OUT
= 250mA)
Temperature (
°
C)
O
-3.0
-2.0
-1.0
0.0
1.0
2.0
3.0
-40
-20
0
20
40
60
80
100
AAT2556
Battery Charger and Step-Down
Converter for Portable Applications
2556.2006.09.1.2
7
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AAT2556IWP-CA-T1 制造商:AAT 制造商全稱:AAT 功能描述:Battery Charger and Step-Down Converter for Portable Applications
AAT2557 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:500mA Battery Charger and 300mA LDO Regulator for Portable Systems
AAT2557ITO-CT-T1 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:500mA Battery Charger and 300mA LDO Regulator for Portable Systems
AAT2557ITO-CW-T1 功能描述:電池管理 500 mA Battery Chrg 300 mA LDO Reg RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
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