参数资料
型号: MAX1874ETE+
厂商: Maxim Integrated Products
文件页数: 3/17页
文件大小: 0K
描述: IC LI+ CHARGER DUAL-IN 16-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
功能: 充电管理
电池化学: 锂离子(Li-Ion)
电源电压: 4.35 V ~ 6.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-TQFN-EP(5x5)
包装: 托盘
产品目录页面: 1410 (CN2011-ZH PDF)
Dual-Input, USB/AC Adapter, 1-Cell
Li+ Charger with OVP and Thermal Regulation
ELECTRICAL CHARACTERISTICS (continued)
(V USB = V DC = V DCLV = V EN = V USEL = 5V, V BATT = 4.2V, V THRM = V REF / 2, Circuit of Figure 2, T A = 0 ° C to +85 ° C , unless otherwise
noted. Typical values are at T A = +25 ° C.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
BATTERY CHARGING AND PRECHARGE CURRENT
DCI Voltage Range
0.1 x V REF
V REF
V
DCI Voltage to BATT Current
USB Charging Current
Soft-Start Current-Ramp Time
Prequal Charging Current
BATT Input Current
BATT Shutdown Current
V DCI = V REF
V DCI = V REF / 2
USEL = high
USEL = low
Measured from 10% to 90%
V BATT = 2.5V
No DC or USB power, V BATT = 4.2V
EN = GND, USB- and/or DC-powered
950
490
35
1000
520
455
82
7
55
5
1
1050
550
495
95
70
7.5
2
mA
mA
ms
mA
μA
μA
THERMISTOR MONITOR AND DIE-TEMPERATURE REGULATION
THRM COLD Trip Level
THRM HOT Trip Level
THRM Disable Threshold
(Note 2)
(Note 2)
0.72
0.28
50
0.74
0.29
100
0.76
0.30
150
V REF
V REF
mV
Internal Die Thermal Limit
LOGIC INPUT/OUTPUTS AND GATE DRIVERS
+105
° C
PON High Output Resistance
PON Low Output Resistance
DCOK Low Output Resistance
DCOK Off-Leakage Current
UOK Output Resistance
UOK Off-Leakage Current
PON pulled up to active input (DCLV or USB),
V DCLV or V USB = 5V
PON resistance to GND, V DCLV = V USB = 0
DCOK pulled low
V DCOK = 12V, V DC = 0V
UOK resistance to GND, V DC = 0
V UOK = 6.5V
25
120
25
25
1
1
?
k ?
?
μA
?
μA
DC input (% of charge current set at DCI)
8
12.5
19
CHG Threshold to Indicate Battery Full,
Battery Current Falling (Note 3)
CHG Logic-Low Output
CHG Leakage Current
USB input, USEL = 5V (% of USB charging current)
USB input with USEL = 0
Sinking 10mA sink
V CHG = 6.5V
20
25
Voltage
mode
30
0.4
1
%
V
μA
EN, USEL Logic-Input High Level
EN, USEL Logic-Input Low Level
EN, USEL Input Bias Current
1.6
0.4
1
V
V
μA
_______________________________________________________________________________________
3
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MAX1874ETE+ 功能描述:电池管理 Dual-Input USB/AC Adapter 1-Cell Li+ 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
MAX1874ETE+T 功能描述:电池管理 Dual-Input USB/AC Adapter 1-Cell Li+ 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
MAX1874ETE-T 功能描述:电池管理 Dual-Input USB/AC Adapter 1-Cell Li+ 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
MAX1874EVKIT 功能描述:电池管理 Evaluation Kit for the MAX1874 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
MAX1875AEEG 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK