參數(shù)資料
型號: LTC1731-8.2
廠商: 光寶科技股份有限公司
英文描述: LITHIUM - LON LINEAR BATTERY CHARGER CONTROLLER
中文描述: 鋰-倫敦股票交易所線性電池充電控制器
文件頁數(shù): 12/12頁
文件大?。?/td> 175K
代理商: LTC1731-8.2
12
LTC1731-8.2/LTC1731-8.4
sn1731 17318fs
LT/TP 0602 2K PRINTED IN USA
PART NUMBER
LT
1510-5
LT1512
LT1571-1/-2/-5
DESCRIPTION
500kHz Constant-Voltage/Constant-Current Battery Charger
SEPIC Battery Charger
200kHz/500kHz 1.5A Constant-Current/Constant-Voltage
Battery Charger
SOT-23 Step-Up Switching Regulator
Rail-to-Rail Current Sense Amplifier
Low Noise Doubler Charge Pump
Termination Controller for Li-Ion
COMMENTS
Most Compact, Up to 1.5A, Charges NiCd, NiMH, Li-Ion Cells
V
IN
Can Be Higher or Lower Than Battery Voltage, 1.5A Switch
Charges 1- or 2-Cell Li-Ion Batteries, Preset and Adjustable
Battery Voltages,
C
/10 Charge Detection
1.2V
V
IN
15V; Up to 34 Output; I
Q
= 20
μ
A
Precise Output Current Programming, Up to 32V V
OUT
Output Noise = 60
μ
V
RMS
; 2.5V to 5.5V Output
Time or Charge Current Termination, Automatic Charger/Battery
Detection, Status Output, Preconditioning, 8-Lead MSOP
Efficient 1.5A Charger with Many Features Including
Overcurrent Battery Protection
Single Cell Li-Ion;
C
/10 Detection; Complete Charger
No Firmware Required; AC Adapter Indicator
Automatic Charge and Recharge
1.5A Charger with Many Features Including Thermal Feedback for
Increased Charge Current without Exceeding Maximum
Temperature
Only Two External Components; V
PROG
Tracks I
CHARGE
No Diode Needed, No Sense Resistor Needed
I
OUT
= 50mA; 2V
V
IN
4.4V; for Backlight White LED
No Firmware required, AC Adapter Indicator
Automatic Charge and Recharge
LTC1615
LT1620
LTC1682
LTC1729
LTC1730
Complete Li-Ion Pulse Battery Charger with Internal FET
and Thermal Regulation
Complete Li-Ion Linear Battery Charger Controller
Complete Li-Ion Linear Battery Charger Controller
LTC1731-4.1/-4.2
LTC1732
LTC1733
Complete Li-Ion Linear Battery Charger with Internal FET
LTC1734
ThinSOT Li-Ion Charger
LTC1754
LTC4050
ThinSOT Charge Pump
Complete Li-Ion Charger with Thermistor Interface
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
LINEAR TECHNOLOGY CORPORATION 2000
Linear Charger Using a PNP Transistor
U
TYPICAL APPLICATIO
V
CC
V
IN
= 9V
SENSE
DRV
R2
2k
R
0.25
R1
10k
R
19.6k
2-CELL
Li-ION
LTC1731-8.4
BAT
CHRG
8
7
MBRM120T3
C2
10
μ
F
C1
1nF
1731 TA02
C3
1
μ
F
I
BAT
= 400mA
C
*
0.1
μ
F
Q1
2N5087
6
1
5
4
2
3
TIMER
PROG
GND
Q2
ZTX749
*AVX 0603ZC104KAT1A
+
CHARGE
STATUS
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LTC1731EMS8-4.1 功能描述:IC CTRLR BATT CHRGR LI-ION 8MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子(Li-Ion)、鋰聚合物(Li-Pol) 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN(6x3)裸露焊盤 包裝:管件
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LTC1731EMS8-4.1#TR 功能描述:IC CTRLR BATT CHRGR LI-ION 8MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子(Li-Ion)、鋰聚合物(Li-Pol) 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN(6x3)裸露焊盤 包裝:管件
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