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Maxim > 方案 > GPS方案

电池电量计：集成方案

数据资料
显示 标题/型号 关键优势
QV  PDF USB/AC Adapter, Li+ Linear Battery Charger with Integrated 50mΩ Battery Switch in TDFN
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 SOT23封装、双输入、USB/AC适配器、单节Li+电池充电器
MAX1551, MAX1555

首款USB/AC适配器双输入Li+电池充电器，SOT23封装，无需外部FET或二极管
QV  PDF 智能电池监视器
DS2438
QV  PDF 低成本、SC70封装、电压输出、高端电流检测放大器
MAX4073, MAX4073F, MAX4073H, MAX4073T



Key Specifications:   Battery Chargers
Part Number Cell Chemistry Number of Lithium-Ion cells Protected VIN (max) (V) Charging VIN (max) (V) Internal FET/Transistor Charger (V) Charge Rate Set by Max. Charge Current (A) Charge Termination Charge Regulation Features EV-Kit Package Operating Temp. Range (°C)
MAX1551  Li-Ion
Li-Polymer 		1 7 7 Yes 4.2 Preset 0.28 External Control Linear
•Dual USB/Adapter Input
•Stand Alone
•Thermal Die Regulation
•USB Input
 No SOT-23/5 -40 to +85
MAX1555  Li-Ion
Li-Polymer 		1 7 7 Yes 4.2 Preset 0.28 External Control Linear
•Dual USB/Adapter Input
•Stand Alone
•Thermal Die Regulation
•USB Input
 No SOT-23/5 -40 to +85
See All Battery Chargers (60)

Key Specifications:   Battery Protectors, Selectors and Monitors
Part Number Functions Battery Type Interface User Data Storage (bytes) Parameters Measured Supply Voltage (min) (V) Supply Voltage (max) (V) Features Package Operating Temp. Range (°C)
DS2438 
•Status Monitor
 1/2 Cell Li-Ion
2-6 Cell NiMH 		1-Wire 40 EEPROM Current
Temperature
Time
Voltage 		2.4 10
•Digital Current Accumulation
•Unique ID
 SOIC/8 -40 to +85
See All Battery Protectors, Selectors and Monitors (22)

Key Specifications:   Current Sense Amplifiers
Part Number CMVR (max) (V) VCC (min) (V) VCC (max) (V) ICC (typ) (µA) Bidirectional Current-Sense VSENSE_FS (recommended) (mV) AV (Gain) Gain Accuracy @25°C (max) (%) -3dB BW (kHz) Comparators Package Operating Temp. Range (°C)
MAX4073  28 3 28 500 No 100 100 V/V
20 V/V
50 V/V 		4.5 1600
1700
1800 		0 SC-70/5
SOT-23/6 		-40 to +125
See All Current Sense Amplifiers (19)


         


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