參數(shù)資料
型號： L6924D013TR
廠商： 意法半導(dǎo)體
英文描述： Battery charger system with integrated power switch for Li-ION/Li-POLYMER
中文描述： 電池為鋰聚合物集成電源開關(guān)，充電系統(tǒng)
文件頁數(shù)： 21/38頁
文件大?。?/td> 1350K
代理商： L6924D013TR
L6924D
Applications information: charging process
21/38
7.6
Recharge flow chart
Figure 15. Recharge flow chart
7.7
Recharge threshold
When, from an End-of-Charge condition, the battery voltage goes lower than the recharging
threshold (V
RCH
), the device goes back in charging state. The value of the recharge threshold
is V
OPRG
–
150mV.
END of CHARGE
V
BAT
>
V
RCH
Detect Low
V
BAT
>
V
PRETH
FAST CHARGE
Detect High
V
BAT
>
V
RCH
BATTERY
ABSENT
PRE CHARGE
FAULT
IND FAULT
V
BAT
>
V
RCH
Detect High Fault
V
BAT
<
V
ABS
Detect Low Fault
V
BAT
>
V
PRETH
BATTERY
ABSENT
YES
NO
NO
NO
YES
YES
NO
YES
NO
NO
YES
YES
DETECT LOW
= a I
SINK
is sunk for a T
DET
from the battery
DETECT HIGH
= a I
INJ
is injected for a T
DET
in the battery
DETECT LOW FAULT
= a I
SINK
is sunk for a T
DET
from the battery
DETECT HIGH FAULT
= a I
INJ
is injected for a T
DET
in the battery
V
ABS
=
V
OPRG
– 50mV
V
RCH
=
V
OPRG
– 150mV
T
DET
= 100ms (Typ.)
I
SINK
=
I
INJ
= 1mA (Typ.)
RETURN TO CHARGING PROCESS
FLOW CHART
GO TO BATTERY ABSENT
FLOW CHART
FROM CHARGING PROCESS FLOW CHART
相關(guān)PDF資料
PDF描述
L6925 HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
L6925013TR HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
L6925D HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
L6926013TR High efficiency monolithic synchronous step down regulator
L6926D1 High efficiency monolithic synchronous step down regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L6924U 功能描述:電池管理 USB Battery Charger System w/integra RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
L6924U013TR 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:USB compatible battery charger system with integrated power switch for Li-Ion/Li-Polymer
L6924UTR 功能描述:電池管理 Battery Charger USB Compatible RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
L6925 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
L6925013TR 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
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