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 |
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%的电池监测器，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 |
VSUPPLY
(V) |
VSUPPLY
(V) |
Package/Pins |
Smallest Available Pckg.
(mm2) |
Oper. Temp.
(°C) |
| min |
max |
max w/pins |
| MAX6775 |
- |
- |
- |
- |
- |
- |
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1.6 |
-40 to +85 |
| DS2745 |
Fuel Gauge |
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2-Wire |
| Current | | Temperature | | Voltage |
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2.5 |
5.5 |
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16.2 |
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See All Battery Protectors, Selectors and Monitors (25)
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| Key Specifications: Supervisors (1 Monitored Voltage) |
| Part Number |
Reset Thresh.
(V) |
Reset Out |
tRESET |
Watchdog Feature |
Supervisor Features |
Reset Thresh. Accur.
(%) |
ICC
(µA) |
| Active Low |
min |
@ +25°C |
max |
| MAX6775 |
| 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 |
<1ms |
No Watchdog |
Power Fail Comparator/Low Battery Detect |
1 |
7 |
| MAX6776 |
Open Drain |
| MAX6777 |
Push-Pull |
| MAX6778 |
Open Drain |
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See All Supervisors (1 Monitored Voltage) (274)
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| Key Specifications: Supervisors (2 Monitored Voltages) |
| Part Number |
Interface |
Reset Thresh.
(V) |
Reset Out |
tRESET |
Watchdog Feature |
Supervisor Features |
Reset Thresh. Accur.
(%) |
ICC
(µA) |
| Active Low |
min |
@ +25°C |
max |
| 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 |
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Push-Pull |
<1ms |
No Watchdog |
Power Fail Comparator/Low Battery Detect |
1 |
7 |
| MAX6780 |
Open Drain |
| MAX6781 |
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See All Supervisors (2 Monitored Voltages) (84)
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