Maxim > 方案 > GPS方案
电池电量计：集成方案
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| 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 |
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
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| QV PDF |
低成本、SC70封装、电压输出、高边电流检测放大器
MAX4073, MAX4073F, MAX4073H, MAX4073T
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| Key Specifications: Battery Chargers |
| Part Number |
Cell Chemistry |
Lithium Ion Cells |
Protected VIN
(V) |
Charging VIN
(V) |
Charge Rate Set by |
Max. ICHG
(A) |
Charge Termination |
Charge Regulation |
Features |
EV Kit |
Oper. Temp.
(°C) |
Package/Pins |
Smallest Available Pckg.
(mm2) |
| max |
max |
≥ |
max w/pins |
| MAX8856 |
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1 |
14 |
5.5 |
| Logic Input | | Preset | | Resistor |
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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 |
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Yes |
-40 to +85 |
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9.6 |
| MAX1551 |
7 |
7 |
Preset |
0.28 |
External Control |
| Dual USB/Adapter Input | | Internal FET/Transistor | | Stand Alone | | Thermal Die Regulation | | USB Input |
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No |
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8.3 |
| MAX1555 |
7 |
7 |
Preset |
0.28 |
External Control |
| Dual USB/Adapter Input | | Internal FET/Transistor | | Stand Alone | | Thermal Die Regulation | | USB Input |
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No |
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8.3 |
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See All Battery Chargers (60)
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| Key Specifications: Battery Protectors, Selectors and Monitors |
| Part Number |
Functions |
Battery Type |
Interface |
User Data Storage
(Bytes) |
Parameters Measured |
VSUPPLY
(V) |
VSUPPLY
(V) |
Package/Pins |
Smallest Available Pckg.
(mm2) |
Oper. Temp.
(°C) |
| min |
max |
max w/pins |
| DS2438 |
Status Monitor |
| 1-2 Cell Li-Ion | | 2-6 Cell NiMH |
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1-Wire |
40 EEPROM |
| Current | | Temperature | | Time | | Voltage |
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2.4 |
10 |
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30.9 |
-40 to +85 |
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See All Battery Protectors, Selectors and Monitors (25)
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| Key Specifications: Current Sense Amplifiers |
| Part Number |
CMVR
(V) |
CMVR
(V) |
VCC
(V) |
VCC
(V) |
ICC
(µA) |
Bi-Dir. Curr. Sense |
VSENSE_FS
(mV) |
Gain |
Gain Accuracy @25°C
(%) |
BW
(kHz) |
Comp-
arators |
Oper. Temp.
(°C) |
Package/Pins |
| min |
max |
min |
max |
typ |
recomm. |
max |
@ -3dB |
| MAX4073 |
2 |
28 |
3 |
28 |
500 |
No |
100 |
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4.5 |
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0 |
-40 to +125 |
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See All Current Sense Amplifiers (26)
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