參數(shù)資料
型號： MAX1898EUB41
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 電源管理
英文描述： Linear Charger for Single-Cell Li Battery
中文描述： 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
封裝： MICRO MAX PACKAGE-10
文件頁數(shù)： 4/12頁
文件大小： 210K
代理商： MAX1898EUB41
M
Linear Charger for Single-Cell Li+ Battery
4
_______________________________________________________________________________________
Note 1:
Specifications to -40
°
C are guaranteed by design and not production tested.
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= 8V, V
BATT
= 4V, EN/OK = open, RSET = 2.8k
, RSTRT = GND,
T
A
= -40
°
C to +85
°
C
, unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
MAX
UNITS
Done, RSTRT = GND, V
BATT
= 4.1V for
MAX1898EUB42 and 4.0V for MAX1898EUB41
Done, RSTRT = open, V
BATT
= 4.1V for
MAX1898EUB42 and 4.0V for MAX1898EUB41
EN/OK = GND
V
IN
= 4V
V
IN
= V
BATT
= 4V (I
IN
+ I
CS
)
V
IN
= 12V, (I
IN
+ I
CS
), done, RSTRT = open
100
10
10
10
10
5
BATT Input Current
μA
μA
mA
IN, CS Input Current
VOLTAGE LOOP
MAX1898EUB42
MAX1898EUB41
4.137
4.038
2.394
2.337
3.5
3
4.263
4.162
2.646
2.583
Voltage-Loop Set Point
V
MAX1898EUB42
MAX1898EUB41
V
BATT
Prequal Voltage Threshold
Timers running
V
DRV Sink Current
Maximum Voltage (V
IN
- V
DRV
)
V
DRV
= V
IN
- 1V, V
BATT
= 3.5V
V
BATT
= 3.5V
mA
V
7
V
BATT
Restart Threshold (As a
Percentage of Voltage-Loop Set
Point)
RSTRT = GND
92
98
%
CURRENT LOOP
Internal Current-Sense Resistance
RMS Charge Current
Current-Sense Amplifier Gain, I
SET
to I
IN
Fast Charge
Current-Sense Amplifier Gain, I
SET
to I
IN
Prequal
IN to CS pin-to-pin resistance
50
200
1.4
m
A
I
CS
= 500mA, V
SET
= 1.4V
0.93
1.07
mA/A
I
CS
= 50mA, V
ISET
= 0.14V,
V
BATT
= 2V
RSET = 2.8k
, V
BATT
= 3.5V, closed-loop
performance
I
LOAD
falling, RSET = 2.8k
I
LOAD
rising, RSET = 2.8k
C
CT
= 100nF for 2 hours, 54 minutes nominal
V
CHG
= 1V
V
CHG
= 12V
Fault state (50% duty cycle), CT = 100nF
0.6
1.50
mA/A
Current-Loop Regulation Set Point
440
560
mA
15
17
-13
3.5
25
27
+13
7
1
2
CHG
Trip Threshold (As a
Percentage of Full Load Current)
%
Timer Accuracy
CHG
Output Low Current
CHG
Output High Leakage
CHG
Blink Rate
%
mA
μA
Hz
1
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1898EUB41+ 功能描述:電池管理 Linear Charger for 1-Cell Li+ Battery 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
MAX1898EUB41+T 功能描述:電池管理 Linear Charger for 1-Cell Li+ Battery 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
MAX1898EUB41-T 功能描述:電池管理 Linear Charger for 1-Cell Li+ Battery 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
MAX1898EUB42 功能描述:電池管理 Linear Charger for 1-Cell Li+ Battery 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
MAX1898EUB42+ 功能描述:電池管理 Linear Charger for 1-Cell Li+ Battery 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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