参数资料
型号: MAX8934DETI+T
厂商: Maxim Integrated Products
文件页数: 4/32页
文件大小: 0K
描述: IC LI+/LIPOLY BATT CHRGER 28WQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: Smart Power Selector™
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: 4.1 V ~ 6.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(4x4)
包装: 带卷 (TR)
MAX8934A–MAX8934E
Dual-Input Linear Chargers, Smart Power Selector
with Advanced Battery Temperature Monitoring
ELECTRICAL CHARACTERISTICS (continued)
(V DC = V PEN1 = V PEN2 = 5V, CEN = USUS = THMEN = GND, V BATT = 4V, V THM = 1.65V, USB, THMSW, CHG , DONE , OT , DOK ,
UOK , FLT are unconnected, C CT = 0.068 F F, T A = -40 N C to +85 N C, unless otherwise noted. Typical values are at T A = +25 N C.) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
BATTERY CHARGER
BATT-to-SYS On-Resistance
V DC = 0V, V BATT = 4.2V, I SYS = 1A
0.04
0.08
I
BATT-to-SYS Reverse
Regulation Voltage
V PEN1 = V PEN2 = 0V, I SYS = 200mA
T A = +25 N C, V THM_T1 < V THM <
V THM_T3
50
4.175
75
4.2
105
4.225
mV
BATT Regulation Voltage—Safety
Region 1 (MAX8934A)
I BATT = 0mA
T A = 0 N C to +85 N C, V THM_T1 <
V THM < V THM_T3
T A = +25 N C, V THM_T3 < V THM <
V THM_T4
4.158
4.05
4.2
4.075
4.242
4.1
V
T A = 0 N C to +85 N C, V THM_T3 <
V THM < V THM_T4
T A = +25 N C, V THM_T2 < V THM <
V THM_T3
T A = 0 N C to +85 N C, V THM_T2 <
V THM < V THM_T3
4.034
4.175
4.158
4.075
4.2
4.2
4.1
4.225
4.242
BATT Regulation Voltage—Safety
Region 2
I BATT = 0mA
T A = +25 N C, V THM_T1 < V THM <
V THM_T2 or V THM_T3 < V THM <
4.05
4.075
4.1
V
V THM_T4
T A = 0 N C to +85 N C, V THM_T1 <
V THM < V THM_T2 or V THM_T3 <
4.034
4.075
4.1
V THM < V THM_T4
BATT Recharge Threshold—
Safety Region 1 (MAX8934A)
BATT Recharge Threshold—
Safety Region 2
BATT Fast-Charge
Current Range
Change in V BATT
from DONE to fast-
charge restart
Change in V BATT
from DONE to fast-
charge restart
R ISET = 10k I to 2k I
V THM_T1 < V THM < V THM_T3
V THM_T3 < V THM < V THM_T4
V THM_T2 < V THM < V THM_T3
V THM_T1 < V THM < V THM_T2 or
V THM_T3 < V THM < V THM_T4
-145
-120
-145
-120
0.3
-104
-80
-104
-80
-65
-40
-65
-40
1.5
mV
mV
A
4
Maxim Integrated
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MAX8934EETI+T 功能描述:电池管理 Dual Linear Charger Smart Power Selector 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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MAX8934GETI+CAK 功能描述:电池管理 Dual Input Linear Chargers Smart Power Selector 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