參數(shù)資料
型號: 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
文件頁數(shù): 4/31頁
文件大?。?/td> 1000K
代理商: BQ24003RGWTR
bq24001
bq24002
bq24003
SLUS462E SEPTEMBER 2000 REVISED NOVEMBER 2004
www.ti.com
12
APPLICATION INFORMATION
FUNCTIONAL DESCRIPTION
The bq2400x supports a precision current- and voltage-regulated Li-Ion charging system suitable for cells with either coke
or graphite anodes. See Figure 14 for a typical charge profile and Figure 15 for an operational flowchart.
Preconditioning
Phase
Regulation Voltage
(VOUT)
Current Regulation
Phase
Voltage Regulation and
Charge TerminationPhase
Regulation Current
(Ilim)
Minimum Charge
Voltage (LowV)
Preconditioning
Current (IPRECHG)
Charge Voltage
Charge Current
22.5 Minutes
Charge Timer (3, 4.5 or 6 Hours)
Taper Detect
Figure 14. Typical Charge Profile
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