參數(shù)資料
型號(hào): TWL2214CAGQER
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBGA48
封裝: MICRO, BGA-48
文件頁(yè)數(shù): 19/36頁(yè)
文件大?。?/td> 511K
代理商: TWL2214CAGQER
TWL2214CA
POWER SUPPLY MANAGEMENT IC AND
LiIon BATTERY CHARGE CONTROL
SLVS321A – OCTOBER 2001 – REVISED JANUARY 2002
26
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
Non-Charging
Mode
Standby
XRST = Low or CHGSTR = Low
XRST = High and CHGSTR = High
Wake Up
Precharge
Fast-Charge
CC Mode
Fast-Charge
CV Mode
Charge
Complete
Power Up
and not CV Time-Out
Time-Out or
CC Time-Out or
Terminate
Charge
Suspended
Temperature
Out of Range
Temperature In Range
Temperature Out of Range
Temperature In Range
Temperature Out of Range
Temperature In Range
Temperature Out of Range
VBAT < 3.2 V
VBAT ≥ 4.1 V or 4.2 V
VBAT < 2.0 V or VBAT > 4.45 V
VCHG < 4.5 V or
VCHG > 6.5 V
ICHG > ITERMINATE
4.5 V
≤ VCHG ≤ 6.5 V
VBAT < 3.2 V
VBAT > 4.45 V
VBAT < 4.1 V or 4.2 V
VBAT > 4.45 V
VBAT ≥ 4.3 V
VBAT 3.2 V
VBAT ≥ 3.2 V
ICHG ≤ ITERMINATE or
CV Time-Out
Figure 16. Charger State Diagram
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