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參數(shù)資料
| 型號： | MAX1811 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | USB-Powered Li+ Charger |
| 中文描述： | USB供電、Li+充電器 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大小： | 167K |
| 代理商： | MAX1811 |
M
USB-Powered Li+ Charger
_______________________________________________________________________________________
3
0
0.3
0.2
0.1
0.5
0.4
0.9
0.8
0.7
0.6
1.0
0
1
2
3
4
5
6
7
SUPPLY CURRENT
vs. INPUT VOLTAGE (ENABLED)
M
V
IN
(V)
I
I
V
IN
= V
EN
= V
SELV
V
SELI
= V
IN
V
SELI
= 0
0
1.0
0.5
2.5
2.0
1.5
4.0
3.5
3.0
4.5
0
2
3
1
4
5
6
7
SUPPLY CURRENT vs. INPUT VOLTAGE
(SHUTDOWN)
M
V
IN
(V)
I
I
μ
A
V
IN
= V
SELV
V
EN
= 0
0
150
100
50
200
250
300
350
400
450
500
0
1.0
0.5
1.5
2.0
2.5
3.0
CHARGE CURRENT
vs. INPUT VOLTAGE HEADROOM
M
V
IN
- V
BATT
(V)
I
B
V
BATT
= 4.1V
V
SELV
= V
IN
V
SELI
= V
IN
V
SELI
= 0
Typical Operating Characteristics
(
CHG
unconnected, C
BATT
= 2.2μF, T
A
= +25
°
C, unless otherwise noted.)
Note 1:
Specifications to -40
°
C are guaranteed by design and not production tested.
PARAMETER
CONDITIONS
MIN
4.35
3.75
TYP
MAX
6.50
4.05
3
6
UNITS
V
V
mA
μA
Input Supply Voltage
Input Undervoltage Lockout
I
IN
rising
Operating, EN = IN, no load
Shutdown, EN = GND
Input Supply Current
Precondition Threshold
BATT rising, transition from precondition to
charge mode
2.3
2.7
V
SELV = GND, I
BATT
= 0
SELV = IN, I
BATT
= 0
4.06
4.16
4.14
4.24
BATT Regulation Voltage
V
BATT Leakage Current (Input
Power Removed)
V
BATT
= 4.2V, IN = GND
10
μA
BATT Shutdown Current
EN = GND, V
BATT
= 4.2V
3
μA
ELECTRICAL CHARACTERISTICS
(V
IN
= 4.5V,
T
A
= -40
°
C to +85
°
C
, unless otherwise noted.) (Note1)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1811ESA | 功能描述:電池管理 USB-Powered Li+ Charger 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 |
| MAX1811ESA+ | 功能描述:電池管理 USB-Powered Li+ Charger 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 |
| MAX1811ESA+T | 功能描述:電池管理 USB-Powered Li+ Charger 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 |
| MAX1811ESA-T | 功能描述:電池管理 USB-Powered Li+ Charger 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 |
| MAX1812EUB | 功能描述:電源開關(guān) IC - USB Dual USB Switch w/Fault Blanking RoHS:否 制造商:Micrel 電源電壓-最小:2.7 V 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-8 封裝:Tube |
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