參數(shù)資料
型號: LTC1479CG
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Low-Power LinCMOS(TM) Dual Comparator 10-CFP -55 to 125
中文描述: 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO36
封裝: 0.209 INCH, PLASTIC, SSOP-36
文件頁數(shù): 16/24頁
文件大小: 466K
代理商: LTC1479CG
16
LTC1479
APPLICATIO
S I
N
FOR
ATIO
U
W
U
DCIN
DCIN
DCDIV
BAT1
BAT2
+
+
V
+
SW V
GG
1
μ
F
50V
1
μ
F
50V
1mH*
V
CC
+
R
SENSE
0.033
SW A
SW B
SW C
SW D
SW E
SW F
GA
330
GB
GC
GD
GE
GF
SAB
SCD
SEF
SENSE
+
SENSE
2
5
+
V
CCP
2.2
μ
F
16V
0.1
μ
F
V
BAT
POWER
MANAGEMENT
μ
P
BDIV
V
BKUP
BACKUP
REGULATOR
LTC1538-AUX
TRIPLE, HIGH EFFICIENCY,
SWITCHING REGULATOR
0.1
μ
F
LTC1479
LT1510
Li-ION BATTERY
CHARGER
GG SG
GH SH
CHGMON
3.3V
5V
SW G
SW H
DCIN
Li-ION
BATTERY
PACK #1
Li-ION
BATTERY
PACK #2
1479 F08
BACKUP
NiCD
*COILCRAFT 1812LS-105 XKBC (708) 639-1469
12V AUX
R
B2
R
B1
R
DC2
R
DC1
cropower DC/DC converter. As shown in Figure 9, the
LT1304 monitors the input supply voltage and activates
when it drops below 6V.
Power for the DCIN and battery monitors and the logic
supply in the LTC1479 is then obtained from the output of
the LT1304 step-up regulator.
Charger System Interface
The LTC1479 is designed to work directly with constant-
voltage (CV), constant-current (CC) battery chargers such
as the LT1510 and LT1511.
LT1510 Battery Charger Interface
As illustrated in Figure 10, the LT1510 CV/CC battery
charger, takes power from the DC adapter input through
Schottky diode D1. The output of the charger is directed to
FROM
PowerPath
CONTROLLER
BACKUP
NiCD
CELL
TO INPUT
OF DC/DC
CONVERTER
L1*
10
μ
H
(BOLD LINES INDICATE HIGH CURRENT PATHS)
5V
FROM
DC/DC
D1
MBR0530
R4
390k
1%
R5
100k
1%
SW
+
FB
SHDN
V
IN
GND
LT1304
C1
0.1
μ
F
C3
0.1
μ
F
I
LIM
R3
22k
LBI
R2
470k
4
8
7
3
5
1479 F09
C2
0.1
μ
F
1
6
2
LBO
5V
CC
FROM
DC/DC
D2
BAS16LT1
Q1
2N7002
ROHM
DTA144E
R1
10k
Figure 9. LT1304 Micropower Backup Converter Circuit
Figure 8. Simplified Dual Li-Ion Battery Power Management System
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1479CG#PBF 功能描述:IC CTRLR DUAL BATT SYS 36-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 其它有關(guān)文件:STC3100 View All Specifications 特色產(chǎn)品:STC3100 - Battery Monitor IC 標(biāo)準(zhǔn)包裝:4,000 系列:- 功能:燃料,電量檢測計/監(jiān)控器 電池化學(xué):鋰離子(Li-Ion) 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-TSSOP,8-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:8-MiniSO 包裝:帶卷 (TR) 其它名稱:497-10526-2
LTC1479CG#TR 功能描述:IC CTRLR POWERPATH BATT 36SSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 功能:電池監(jiān)控器 電池化學(xué):堿性,鋰離子,鎳鎘,鎳金屬氫化物 電源電壓:1 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 供應(yīng)商設(shè)備封裝:SOT-6 包裝:帶卷 (TR)
LTC1479CG#TRPBF 功能描述:IC CTRLR DUAL BATT SYS 36-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 功能:電池監(jiān)控器 電池化學(xué):堿性,鋰離子,鎳鎘,鎳金屬氫化物 電源電壓:1 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 供應(yīng)商設(shè)備封裝:SOT-6 包裝:帶卷 (TR)
LTC1479IG 功能描述:IC CNTRLR FORDUAL BATTSYS 36SSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 功能:電池監(jiān)控器 電池化學(xué):堿性,鋰離子,鎳鎘,鎳金屬氫化物 電源電壓:1 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 供應(yīng)商設(shè)備封裝:SOT-6 包裝:帶卷 (TR)
LTC1479IG#PBF 功能描述:IC CNTRLR FORDUAL BATTSYS 36SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 其它有關(guān)文件:STC3100 View All Specifications 特色產(chǎn)品:STC3100 - Battery Monitor IC 標(biāo)準(zhǔn)包裝:4,000 系列:- 功能:燃料,電量檢測計/監(jiān)控器 電池化學(xué):鋰離子(Li-Ion) 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-TSSOP,8-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:8-MiniSO 包裝:帶卷 (TR) 其它名稱:497-10526-2