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Maxim > 方案 > MP3和便携式媒体播放器

电池电量计:分离方案

Battery Fuel Gauges: Discrete

数据资料
显示 标题/型号 关键优势
QV  PDF USB/AC适配器、线性Li+电池充电器,集成50mΩ电池开关,TDFN封装
MAX8856

为手持设备提供高度安全的快速充电,可由USB/AC适配器为单节Li+电池充电
QV  PDF 低成本、UCSP/SOT23封装、微功耗、高端电流检测放大器,带有电压输出
MAX4372, MAX4372F, MAX4372H, MAX4372T

微型、1mm x 1.5mm UCSP是业内最小的电流检测放大器



Key Specifications:   Battery Chargers
Part Number Cell Chemistry Number of Lithium-Ion cells Protected VIN (max) (V) Charging VIN (max) (V) Charge Rate Set by Max. Charge Current (A) Max. Charge Current (A) Charge Termination Charge Regulation Features EV-Kit Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX8856  Li-Ion
Li-Polymer
1 14 5.5 Logic Input
Preset
Resistor
1 1 Min. Charge Current Linear
Dual USB/Adapter Input
Input Current Limit
Internal FET/Transistor
Smart Power Selector
Thermal Die Regulation
Thermistor Input
USB Input
Yes TDFN-EP/14 10 -40 to +85
See All Battery Chargers (62)

Key Specifications:   Current Sense Amplifiers
Part Number CMVR (min) (V) CMVR (max) (V) VCC (min) (V) VCC (max) (V) ICC (typ) (µA) Bidirectional Current-Sense VSENSE_FS (recommended) (mV) VOS (max) @25°C (µV) AV (Gain) Gain Accuracy @25°C (max) (%) -3dB BW (kHz) Comparators Package Operating Temp. Range (°C)
MAX4372  0 28 2.7 28 30 No 100
150
1,300 20 V/V
50 V/V
100 V/V
2.5 110
200
275
0 SOIC(N)/8
SOT/5
UCSP/5
-40 to +85
See All Current Sense Amplifiers (25)



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