參數(shù)資料
型號(hào): LTC4011EFE#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: BATTERY CHARGE CONTROLLER, 615 kHz SWITCHING FREQ-MAX, PDSO20
封裝: 4.40 MM, PLASTIC, TSSOP-20
文件頁數(shù): 24/24頁
文件大?。?/td> 228K
代理商: LTC4011EFE#PBF
9
LTC4011
4011p
OPERATIO
U
CHARGE
QUALIFICATION
SHUTDOWN
DC ADAPTER PRESENT
NiCd OR
NiMH – V
VCELL < 1.325V
*tMAX IS PROGRAMMED MAXIMUM FAST CHARGE DURATION
**OPTIONAL TEMPERATURE LIMITS APPLY
4011 F01
VCELL < 900mV
VCELL > 900mV
VCELL
> 900mV
VCELL < 900mV
VCELL < 1.22V AT tMAX*/12
OR TIME = tMAX
VCELL > 350mV, ADEQUATE VCC,
CHARGER ENABLED AND
TEMPERATURE OK (OPTIONAL)
CHECK
BATTERY
PRECHARGE**
(C/5 FOR
tMAX/12)
FAST CHARGE**
(1C)
AUTOMATIC
RECHARGE
FAULT
VCELL > 1.95V
OR PWM FAULTS
TOP-OFF
CHARGE**
(C/10)
NiMH
T/t
NO DC ADAPTER
tMAX/3
NO BATTERY
OR
VCC < 4.25V
Figure 1. LTC4011 State Diagram
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