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Maxim > 方案 > 无绳电话

电池监视器/电压检测器

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 低功耗、精度达1%的电池监视器，提供µDFN和SC70封装
MAX6775, MAX6776, MAX6777, MAX6778, MAX6779, MAX6780, MAX6781
QV  PDF 超低功耗电压检测器及微处理器监控电路
MAX6461, MAX6462, MAX6463, MAX6464, MAX6465, MAX6466
QV  PDF 高压、低电流电压监测器，SOT封装
MAX6457, MAX6458, MAX6459, MAX6460
QV  PDF 低功耗、单/双电位电平监测器，带有滞回和集成微处理器复位电路
MAX6439, MAX6440, MAX6441, MAX6442
QV  PDF 3引脚、超低功耗、SC70/SOT23封装电压检测器
MAX6375, MAX6376, MAX6377, MAX6378, MAX6379, MAX6380

业内尺寸最小、功耗最低的电压检测器



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:   Battery Protectors, Selectors and Monitors
Part Number Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6775  µDFN/6
SC70/5 		2 -40 to +85
See All Battery Protectors, Selectors and Monitors (26)

Key Specifications:   Supervisors (1 Monitored Voltage)
Part Number Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX6775  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Push-Pull  -  <1ms No Watchdog Low Battery Detect 1 7
MAX6776  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  <1ms No Watchdog Low Battery Detect 1 7
MAX6777  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Push-Pull  -  <1ms No Watchdog Low Battery Detect 1 7
MAX6778  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  <1ms No Watchdog Low Battery Detect 1 7
MAX6461  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  <1ms No Watchdog  -  1 3.5
MAX6462  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull <1ms No Watchdog  -  1 3.5
MAX6463  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -  1 3.5
MAX6464  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  85ms to 300ms No Watchdog  -  2.5 3.5
MAX6465  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 85ms to 300ms No Watchdog  -  2.5 3.5
MAX6466  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  85ms to 300ms No Watchdog  -  2.5 3.5
MAX6457  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  85ms to 300ms
<1ms 		No Watchdog High Voltage (>6V)
Latched Output 		 -  12.5
MAX6458  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  85ms to 300ms
<1ms 		No Watchdog High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor 		 -  12.5
MAX6460  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		 -  Open Drain <1ms No Watchdog High Voltage (>6V)
Overvoltage/Window Monitor 		 -  12.5
MAX6439  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  85ms to 300ms
>1s 		No Watchdog Low Battery Detect
Manual Reset 		2.5 2.5
MAX6440  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  85ms to 300ms
>1s 		No Watchdog Low Battery Detect
Manual Reset 		2.5 2.5
MAX6441  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  85ms to 300ms
>1s 		No Watchdog Low Battery Detect
Manual Reset 		2.5 2.5
MAX6442  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  85ms to 300ms
>1s 		No Watchdog Low Battery Detect
Manual Reset 		2.5 2.5
MAX6375  1.8 to 2.5
2.5 to 3.3 		Open Drain
Push-Pull 		Push-Pull <1ms No Watchdog  -  2.5 0.5
MAX6376  1.8 to 2.5
2.5 to 3.3 		Open Drain
Push-Pull 		Push-Pull <1ms No Watchdog  -  2.5 0.5
MAX6377  1.8 to 2.5
2.5 to 3.3 		Open Drain  -  <1ms No Watchdog  -  2.5 0.5
MAX6378  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -  2.5 0.5
MAX6379  2.5 to 3.3
3.3 to 5.5 		Open Drain Push-Pull <1ms No Watchdog  -  2.5 0.5
MAX6380  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -  2.5 0.5
See All Supervisors (1 Monitored Voltage) (270)

Key Specifications:   Supervisors (2 Monitored Voltages)
Part Number Interface Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX6779  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Push-Pull <1ms No Watchdog Low Battery Detect 1 7
MAX6780  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain <1ms No Watchdog Low Battery Detect 1 7
MAX6781  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain
Push-Pull 		<1ms No Watchdog Low Battery Detect 1 7
MAX6459  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor 		 -  12.5
See All Supervisors (2 Monitored Voltages) (84)
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