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| 型号： | PS501-I/SS |
| 厂商： | Microchip Technology |
| 文件页数： | 22/42页 |
| 文件大小： | 0K |
| 描述： | IC FIELD REPROG BATT MGR 28SSOP |
| 标准包装： | 47 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion）、锂聚合物（Li-Pol） |
| 电源电压： | 5.6 V ~ 18 V |
| 工作温度： | -20°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 28-SSOP |
| 包装： | 管件 |
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PS501
8.1.12
AverageCurrent (0x0b)
BatteryMode’s CAPACITY_MODE bit. This is an impor-
Returns a one-minute rolling average based on at least
60 samples of the current being supplied (or accepted)
tant distinction because use of the wrong calculation
mode may result in inaccurate return values.
through the battery’s terminals (mA).
8.1.20
AverageTimeToFull (0x13)
8.1.13
MaxError (0x0c)
Returns a one-minute rolling average of the predicted
Returns the expected margin of error (%) in the State-
Of-Charge calculation. For example, when MaxError
remaining time until the Smart Battery reaches full
charge (minutes).
returns 10% and RelativeStateOfCharge returns 50%,
the RelativeStateOfCharge is actually between 50%
8.1.21
ChargingCurrent (0x14)
and 60%. The MaxError of a battery is expected to
increase until the Smart Battery identifies a condition
that will give it higher confidence in its own accuracy.
For example, when a Smart Battery senses that it has
Sets the maximum charging current for the Smart
Charger to charge the battery. This can be written to the
Smart Charger from the Smart Battery or requested by
the Smart Charger from the battery.
been fully charged from a fully discharged state, it may
use that information to reset or partially reset MaxError .
8.1.22
ChargingVoltage (0x15)
The Smart Battery can signal when MaxError has
become too high by setting the CONDITION_FLAG bit
in BatteryMode .
Sets the maximum charging voltage for the Smart
Charger to charge the battery. This can be written to the
Smart Charger from the Smart Battery or requested by
8.1.14
RelativeStateOfCharge (0x0d)
the Smart Charger from the battery.
Returns the predicted remaining battery capacity
8.1.23
BatteryStatus (0x16)
expressed as a percentage of FullChargeCapacity (%).
Returns the Smart Battery’s status word (flags). Some of the
8.1.15
AbsoluteStateOfCharge (0x0e)
BatteryStatus flags, like REMAINING_CAPACITY_ALARM
and REMAINING_TIME_ALARM, are calculated based
Returns the predicted remaining battery capacity
expressed as a percentage of DesignCapacity (%).
Note that AbsoluteStateOfCharge can return values
greater than 100%.
on either current or power, depending on the setting of
the BatteryMode’s CAPACITY_MODE bit. This is impor-
tant because use of the wrong calculation mode may
result in an inaccurate alarm. The BatteryStatus function
is used by the power management system to get alarm
8.1.16
RemainingCapacity (0x0f)
and status bits, as well as error codes, from the Smart
Returns the predicted remaining battery capacity. The
RemainingCapacity value is expressed in either current
(mAh) or power (10 mWh), depending on the setting of
the BatteryMode’s CAPACITY_MODE bit.
Battery. This is basically the same information returned
by the SBData AlarmWarning function except that the
AlarmWarning function sets the error code bits all high
before sending the data. Also, information broadcasting
is disabled in the PS501.
8.1.17
FullChargeCapacity (0x10)
Battery Status Bits:
Returns the predicted pack capacity when it is fully
charged. It is based on either current or power,
depending on the setting of the BatteryMode’s
CAPACITY_MODE bit.
bit 15:
bit 14:
bit 13:
bit 12:
bit 11:
OVER_CHARGED_ALARM
TERMINATE_CHARGE_ALARM
Reserved
OVER_TEMP_ALARM
TERMINATE_DISCHARGE_ALARM
8.1.18
RunTimeToEmpty (0x11)
bit 10:
Reserved
Returns the predicted remaining battery life at
the present rate of discharge (minutes). The
RunTimeToEmpty value is calculated based on either
current or power, depending on the setting of the
BatteryMode’s CAPACITY_MODE bit. This is an impor-
tant distinction because use of the wrong calculation
bit 9:
bit 8:
bit 7:
bit 6:
bit 5:
bit 4:
REMAINING_CAPACITY_ALARM
REMAINING_TIME_ALARM
INITIALIZED
DISCHARGING
FULLY_CHARGED
FULLY_DISCHARGED
mode may result in inaccurate return values.
The Host system assumes responsibility for detecting
8.1.19
AverageTimeToEmpty (0x12)
and responding to Smart Battery alarms by reading the
BatteryStatus to determine if any of the alarm bit flags
Returns a one-minute rolling average of the
predicted remaining battery life (minutes). The
AverageTimeToEmpty value is calculated based on
either current or power, depending on the setting of the
DS21818C-page 22
are set. At a minimum, this requires the system to poll
the Smart Battery BatteryStatus every 10 seconds at all
times the SMBus is active.
? 2004 Microchip Technology Inc.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| PS501T | 功能描述:电池管理 SBS1.1 Fuel Gauge RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| PS501T-I/SS | 功能描述:IC BATTERY MANAGER REPROG 28SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电池管理 系列:- 产品变化通告:BQ77908, BQ77910 Discontinuation 20/Mar/2012 标准包装:1 系列:- 功能:电池监控器，过压/欠压保护 电池化学:锂离子（Li-Ion）、锂聚合物（Li-Pol） 电源电压:5.6 V ~ 35 V 工作温度:-25°C ~ 85°C 安装类型:表面贴装 封装/外壳:38-TFSOP（0.173"，4.40mm 宽） 供应商设备封装:38-TSSOP 包装:剪切带 (CT) 其它名称:296-28784-1 |
| PS502 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Optoelectronic |
| PS-5020APL05 | 制造商: 功能描述: 制造商:undefined 功能描述: |
| PS5022 | 制造商:PREMO 制造商全称:PREMO CORPORATION S.L 功能描述:SMD Power Inductors Shielded |
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