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): 5/30頁
文件大小: 1292K
代理商: LP3918TLX-L
LDO Output Voltage Programming
The following table summarizes the supported output voltages for the LP3918. Default voltages after startup are highlighted in
bold
.
TABLE 4.
Data Code
(Reg 01 - 07)
LDO1
V
LDO2
V
VLDO3
V
LDO4
V
LDO5
V
LDO6
V
LDO7
V
8h'00
1.5
8h'01
1.8
1.8
8h'02
1.85
8h'03
2.5
8h'04
2.6
8h'05
2.7
8h'06
2.75
8h'07
2.8
8h'08
2.85
8h'09
2.9
8h'0A
2.95
8h'0B
3.0
3.0
8h'0C
3.05
8h'0D
3.1
8h'0E
3.2
8h'0F
3.3
Charger Control Register 2
Note that Bits 7,6,5 are not used and must be set to 0 during write to this register.
CHARGER CURRENT PROGRAMMING
The following table summarizes the supported charging current values for the LP3918.
Default charge current after startup is highlighted in bold
TABLE 5. LP3918 Charger Current Programming
Address
Register ID
Current Selection Prog_ICHG<4..0> Bit 0 to Bit 4
8h'11
CHGCNTL2
00000
00001
00010
00011
00100
00101
00110
50mA
100mA
150mA
200mA
250mA
300mA
350mA
Address
Register ID
Current Selection Prog_ICHG<4..0> Bit 0 to Bit 4
8h'11
CHGCNTL2
00111
01000
01001
01010
01011
01100
01101
400mA
450mA
500mA
550mA
600mA
650mA
700mA
Address
Register ID
Current Selection Prog_ICHG<4..0> Bit 0 to Bit 4
8h'11
CHGCNTL2
01110
01111
10000
10001
10010
750mA
800mA
850mA
900mA
950mA
13
www.national.com
LP3918
相關(guān)PDF資料
PDF描述
LPB-5015 PULSE TRANSFORMER FOR GENERAL PURPOSE APPLICATION(S)
LPC870-F2G2-1 SINGLE COLOR LED, PURE GREEN
LPD3015-682MTD 2 ELEMENT, 6.8 uH, FERRITE-CORE, GENERAL PURPOSE INDUCTOR, SMD
LPD3015-682MSD 2 ELEMENT, 6.8 uH, FERRITE-CORE, GENERAL PURPOSE INDUCTOR, SMD
LPD3015-682MSB 2 ELEMENT, 6.8 uH, FERRITE-CORE, GENERAL PURPOSE INDUCTOR, SMD
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LP3919 制造商:NSC 制造商全稱:National Semiconductor 功能描述:CDMA Power Management Unit
LP3919RL-A/NOPB 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
LP3919RL-B/NOPB 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
LP3919RL-C/NOPB 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
LP3919RL-D/NOPB 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel