Maxim > 方案 > 心脏监护仪
电池监视器
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| 显示 |
标题/型号 |
关键优势 |
| QV PDF |
DS2745评估板
DS2745K
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| QV PDF |
低成本I²C电池监视器
DS2745
| 低成本电池电量计，用于监视电流、电压与温度 |
| 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
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| Key Specifications:
Battery Protectors, Selectors and Monitors |
| Part Number |
Functions |
Battery Type |
Interface |
Parameters Measured |
Supply Voltage (min) (V) |
Supply Voltage (max) (V) |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX6775
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-
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-
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-
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-
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-
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-
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µDFN/6
SC70/5
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2
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-40 to +85
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DS2745
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1 Cell Li-Ion
3-Cell NiMH
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2-Wire
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Current
Temperature
Voltage
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2.5
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5.5
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µMAX/8
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16
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-40 to +85
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| See All Battery Protectors, Selectors and Monitors (26) |
| Key Specifications:
Supervisors (1 Monitored Voltage) |
| Part Number |
Reset Threshold Range (V) |
Active-Low Reset Output |
Min. Reset Timeout Range |
Watchdog Feature |
Supervisor Features |
Reset Thresh. Acc. (% @+25°C) |
Max. ICC (µA) |
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MAX6775
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
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Push-Pull
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<1ms
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No Watchdog
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Low Battery Detect
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1
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7
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MAX6776
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
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Open Drain
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<1ms
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No Watchdog
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Low Battery Detect
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1
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7
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MAX6777
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
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Push-Pull
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<1ms
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No Watchdog
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Low Battery Detect
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1
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7
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MAX6778
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
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Open Drain
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<1ms
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No Watchdog
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Low Battery Detect
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1
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7
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| 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) |
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MAX6779
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R/C Adjustable
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
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Push-Pull
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<1ms
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No Watchdog
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Low Battery Detect
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1
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7
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MAX6780
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R/C Adjustable
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
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Open Drain
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<1ms
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No Watchdog
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Low Battery Detect
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1
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7
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MAX6781
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R/C Adjustable
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
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Open Drain
Push-Pull
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<1ms
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No Watchdog
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Low Battery Detect
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1
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7
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| See All Supervisors (2 Monitored Voltages) (84) |
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