參數(shù)資料
型號(hào): BQ24003RGWTR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20
封裝: 5 X 5 MM, PLASTIC, QFN-20
文件頁(yè)數(shù): 5/31頁(yè)
文件大小: 1000K
代理商: BQ24003RGWTR
bq24001
bq24002
bq24003
SLUS462E SEPTEMBER 2000 REVISED NOVEMBER 2004
www.ti.com
13
Yes
No
22.5min Timer
Expired?
No
Yes
Indicate Fault
POR?
or
APG/THERM toggle?
or
EN toggle?
Yes
No
Yes
Charge timer
Expired?
No
Indicate Pre
Charge
Regulate
I(PRECHG)
Indicate Charge
Regulate Current
or Voltage
Reset and Start
22.5 min Timer
POR
Reset All Timers,
Start Charge Timer
(TMR SEL input )
No
Fault Condition
No
Yes
Indicate DONE
Turn Off Charge
Taper
Detected?
No
Yes
No
Yes
No
Yes
22.5min Timer
Expired?
Yes
Indicate DONE
Start 22.5 minute
Timer
VI(VSENSE) < V(HIGHV)?
or
POR?
or
APG/THERM Toggle?
or
EN Toggle?
VI(VSENSE) < V(LOWV)?
VI(VSENSE) > V(OVERV)?
VI(VSENSE) < V(LOWV)?
Figure 15. Operational Flow Chart
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