參數(shù)資料
型號: LP3918TLX-L
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 電源管理
英文描述: Battery Charge Management and Regulator Unit
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBGA25
封裝: 2.50 X 2.50 MM, MICRO, SMD-25
文件頁數(shù): 4/30頁
文件大?。?/td> 1292K
代理商: LP3918TLX-L
Register Information, Slave Address Code 7h’7E
TABLE 3. Control Registers
Addr
Register
(default value)
D7
D6
D5
D4
D3
D2
D1
D0
8h'00
OP_EN
(0000 0101)
X
LDO7_EN
LDO3_EN
X
LDO1_EN
8h'01
LDO1PGM O/P
(0000 0001)
X
V1_OP[3]
V1_OP[2]
V1_OP[1]
V1_OP[0]
8h'02
LDO2PGM O/P
(0000 1011)
X
V2_OP[3]
V2_OP[2]
V2_OP[1]
V2_OP[0]
8h'03
LDO3PGM O/P
(0000 1011)
X
V3_OP[3]
V3_OP[2]
V3_OP[1]
V3_OP[0]
8h'04
LDO4PGM O/P
(0000 1011)
X
V4_OP[3]
V4_OP[2]
V4_OP[1]
V4_OP[0]
8h'05
LDO5PGM O/P
(0000 1011)
X
V5_OP[3]
V5_OP[2]
V5_OP[1]
V5_OP[0]
8h'06
LDO6PGM O/P
(0000 1011)
X
V6_OP[3]
V6_OP[2]
V6_OP[1]
V6_OP[0]
8h'07
LDO7PGM O/P
(0000 1011)
X
V7_OP[3]
V7_OP[2]
V7_OP[1]
V7_OP[0]
8h'0C
STATUS
(0000 0000)
PWR_ON
_TRIG
HF_PWR
_TRIG
CHG_IN
_TRIG
X
8h'10
CHGCNTL1
(0000 1001)
USBMODE
_EN
CHGMODE
_EN
Force EOC
TOUT_
doubling
EN_Tout
En_EOC
X
EN_CHG
8h'11
CHGCNTL2
(0000 0001)
Prog_
ICHG[4]
Prog_
ICHG[3]
Prog_
ICHG[2]
Prog_
ICHG[1]
Prog_
ICHG[0]
8h'12
CHGCNTL3
(0001 0010)
VTERM[1]
VTERM[0]
Prog_
EOC[1]
Prog_
EOC[0]
Prog_
VRSTRT[1]
Prog_
VRSTRT[0]
8h'13 CHGSTATUS1
Batt_Over
_Out
CHGIN_
OK_Out
EOC
Tout_
Fullrate
Tout_
Prechg
LDO Mode
Fullrate
PRECHG
8h'14 CHGSTATUS2
Tout_
ConstV
Bad_Batt
8h'1C MISC Control1
APU_TSD_EN
PS_HOLD
_DELAY
X
Not Used
(R/O)
Bits are Read Only type.
Codes other than those shown in the table are disallowed.
Note that for Serial Interface operation and thus register control, LDO2 must be active to provide the power for the internal logic.
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LP3918
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