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参数资料
| 型号： | MAX1898EUB41+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/12页 |
| 文件大小： | 0K |
| 描述： | IC CHARGER LI+ SNGL 10-UMAX |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion）、锂聚合物（Li-Pol） |
| 电源电压： | 4.5 V ~ 12 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-TFSOP，10-MSOP（0.118"，3.00mm 宽） |
| 供应商设备封装： | 10-µMAX |
| 包装： | 带卷 (TR) |
Linear Charger for Single-Cell Li+ Battery
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 8V, V BATT = 4V, EN/OK = open, RSET = 2.8k ? , RSTRT = GND, T A = 0 ° C to +85 ° C , unless otherwise noted. Typical values are
at T A = +25 ° C.)
PARAMETER
Maximum Voltage (V IN - V DRV )
V BATT = 3.5V
CONDITIONS
MIN
3.5
TYP
MAX
7
UNITS
V
V BATT Restart Threshold (As a
Percentage of Voltage-Loop Set
RSTRT = GND
92
95.25
98
%
Point)
RSTRT Internal Resistance
CURRENT LOOP
100
k ?
Internal Current-Sense Resistance
IN to CS pin-to-pin resistance
50
105
200
m ?
RMS Charge Current
1.4
A
Current-Sense Amplifier Gain, I SET
to I IN Fast Charge
Current-Sense Amplifier Gain, I SET
to I IN Prequal
Current-Loop Regulation Set Point
Current-Loop Gain
CHG Trip Threshold (As a
Percentage of Full Load Current)
I CS = 500mA, V SET = 1.4V
I CS = 50mA, V ISET = 0.14V,
V BATT = 2V
RSET = 2.8k ? , V BATT = 3.5V, closed-loop
performance
? V DRV / ? V ISET
I LOAD falling, RSET = 2.8k ?
I LOAD rising, RSET = 2.8k ?
0.95
0.73
450
15
17
1
1
500
26
20
22
1.05
1.30
550
25
27
mA/A
mA/A
mA
dB
%
TIMER FUNCTION
Timer Source/Sink Current
V CT = 0.9V
5
μA
Timer Accuracy
C CT = 100nF for 2 hours, 54 minutes nominal
-10
+10
%
CHG Output Low Current
CHG Output High Leakage
CHG Blink Rate
V CHG = 1V
V CHG = 12V
Fault state (50% duty cycle), CT = 100nF
4
1
5
1.5
6
1
2
mA
μA
Hz
ELECTRICAL CHARACTERISTICS
(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
Supply Voltage Range
Input OK Trip Point, IN Rising
(V IN - V BATT )
Input OK Trip Point, IN Falling
(V IN - V BATT )
V IN Input OK Trip Point, IN Rising
V IN Input OK Trip Point, IN Falling
EN/OK Sink Current (When Input
Power Not OK)
EN/OK Source Current (When Input
Power OK)
CONDITIONS
V IN = 3.9V, V BATT = 4V, V EN/OK = 0.8V
V EN/OK = 2V
MIN
4.5
45
30
4.0
3.9
100
5
MAX
12
100
85
4.5
4.4
20
UNITS
V
mV
mV
V
V
μA
μA
EN/OK Logic Input High
EN/OK Logic Input Low
4.5V ≤ V IN ≤ 12V
4.5V ≤ V IN ≤ 12V
2
0.6
V
V
_______________________________________________________________________________________
3
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| MAX1898EUB42 | 功能描述:电池管理 Linear Charger for 1-Cell Li+ Battery RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX1898EUB42+ | 功能描述:电池管理 Linear Charger for 1-Cell Li+ Battery RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX1898EUB42+T | 功能描述:电池管理 Linear Charger for 1-Cell Li+ Battery RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX1898EUB42-T | 功能描述:电池管理 Linear Charger for 1-Cell Li+ Battery RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX1898EVKIT | 功能描述:电池管理 Evaluation Kit for the MAX1898 RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
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