Maxim > 方案 > 蜂窝手机
电池监视器/电压检测器
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| 显示 |
标题/型号 |
关键优势 |
| QV PDF |
电流监测器和累加器，内置检流电阻
DS2741
| 高边电流检测能够检测下游电路的失效，并可消除地线干扰 |
| QV PDF |
具有电池切换功能的高压OVP
MAX4959, MAX4960
| 具有电池切换功能的高压OVP，提供过压、欠压锁存 |
| 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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| 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
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| QV PDF |
高压、低电流电压监测器，SOT封装
MAX6457, MAX6458, MAX6459, MAX6460
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| QV PDF |
150mA、SOT23封装、低压差线性稳压器，内置微处理器复位电路
MAX6329, MAX6349
| 完备的LDO和µP监控复位电路，采用SOT23封装 |
| 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 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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DS2741
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1 Cell Li-Ion
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2-Wire
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Current
Temperature
Time
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2.5
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4.5
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See Data Sheet
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-
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-20 to +70
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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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| See All Battery Protectors, Selectors and Monitors (26) |
| Key Specifications:
Linear Regulators |
| Part Number |
Regulators per Pkg. |
Min. VIN (V) |
Max. VIN (V) |
Preset VOUT (V) |
Min. Adjustable VOUT (V) |
Max. Adjustable VOUT (V) |
Typ. VDROPOUT@ Rated ILOAD (V) |
Rated ILOAD (mA) |
Max. ICC (µA) |
Low Battery/ Power Fail Output |
Nominal POK/Reset Threshold (V) |
Watchdog |
Reverse Battery Protection |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX6329
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1
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2.5
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5.5
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1.8
2.5
3.3
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1.23
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5
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0.3
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150
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50
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No
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Vout-10%
Vout-5%
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No
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No
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SOT/6
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9
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0 to +85
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MAX6349
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1
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2.5
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5.5
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1.8
2.5
3.3
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1.23
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5
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0.3
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150
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50
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No
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Vout-10%
Vout-5%
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No
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No
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SOT/6
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9
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-40 to +85
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| See All Linear Regulators (145) |
| 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) |
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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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-
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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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-
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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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-
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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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-
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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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MAX6461
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
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Push-Pull
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-
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<1ms
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No Watchdog
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-
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1
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3.5
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MAX6462
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
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-
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Push-Pull
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<1ms
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No Watchdog
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-
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1
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3.5
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MAX6463
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
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Open Drain
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-
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<1ms
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No Watchdog
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-
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1
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3.5
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MAX6464
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
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Push-Pull
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-
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85ms to 300ms
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No Watchdog
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-
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2.5
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3.5
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MAX6465
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
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-
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Push-Pull
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85ms to 300ms
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No Watchdog
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-
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2.5
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3.5
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MAX6466
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1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
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Open Drain
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-
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85ms to 300ms
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No Watchdog
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-
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2.5
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3.5
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MAX6457
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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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-
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85ms to 300ms
<1ms
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No Watchdog
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High Voltage (>6V)
Latched Output
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-
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12.5
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MAX6458
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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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-
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85ms to 300ms
<1ms
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No Watchdog
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High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor
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-
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12.5
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MAX6460
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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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-
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Open Drain
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<1ms
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No Watchdog
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High Voltage (>6V)
Overvoltage/Window Monitor
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-
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12.5
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MAX6375
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1.8 to 2.5
2.5 to 3.3
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Open Drain
Push-Pull
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Push-Pull
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<1ms
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No Watchdog
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-
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2.5
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0.5
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MAX6376
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1.8 to 2.5
2.5 to 3.3
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Open Drain
Push-Pull
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Push-Pull
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<1ms
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No Watchdog
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-
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2.5
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0.5
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MAX6377
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1.8 to 2.5
2.5 to 3.3
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Open Drain
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-
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<1ms
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No Watchdog
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-
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2.5
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0.5
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MAX6378
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2.5 to 3.3
3.3 to 5.5
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Open Drain
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-
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<1ms
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No Watchdog
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-
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2.5
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0.5
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MAX6379
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2.5 to 3.3
3.3 to 5.5
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Open Drain
|
Push-Pull
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<1ms
|
No Watchdog
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-
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2.5
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0.5
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MAX6380
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2.5 to 3.3
3.3 to 5.5
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Open Drain
|
-
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<1ms
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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) |
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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
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<1ms
|
No Watchdog
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Low Battery Detect
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1
|
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
|
<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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MAX6459
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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
|
<1ms
|
No Watchdog
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Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
|
-
|
12.5
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| See All Supervisors (2 Monitored Voltages) (84) |
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