参数资料
型号: LTC1732EMS-8.4#TR
厂商: Linear Technology
文件页数: 12/12页
文件大小: 0K
描述: IC BATTCHRG CNTRLR LI-ION 10MSOP
标准包装: 2,500
功能: 充电管理
电池化学: 锂离子,镍镉,镍氢
电源电压: 4.5 V ~ 12 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 带卷 (TR)
其它名称: LTC1732EMS-8.4TR
LTC1732EMS8.4TR
LTC1732-8.4
TYPICAL APPLICATIO
2-Cell 8.4V Linear Charger Using a PNP Pass Transistor
V IN = 10V
MBRM120T3
CHARGE
R2
2k
2
8
C1
1nF
R1
10k
R SENSE
0.25 ?
C3
1 μ F
STATUS
2k
3
SEL V CC
CHRG SENSE
9
Q2
ZTX749
10
4
LTC1732-8.4
DRV
ACPR
BAT
TIMER
PROG
7
1
6
Q1
2N5087
I BAT = 400mA
C TIMER *
0.1 μ F
GND
5
R PROG
19.6k
+
2-CELL
Li-ION
C2
10 μ F
RELATED PARTS
*AVX 0603ZC104KAT1A
1732 TA02
PART NUMBER
LT ? 1510-5
LT1512
LTC1571-1/
LTC1571-2/
LTC1571-5
LT1620
LTC1729
LTC1730/
LTC4052
LTC1731
LTC1732-4/
LTC1732-4.2
LTC1733
LTC1734/
LTC1734L
LTC4050
LTC4053
LTC4412
DESCRIPTION
500kHz Constant-Voltage/Constant-Current Battery Charger
SEPIC Battery Charger
200kHz/500kHz 1.5A Constant-Current/Constant-Voltage
Battery Charger
Rail-to-Rail Current Sense Amplifier
Termination Controller for Li-Ion
Complete Li-Ion Pulse Battery Charger with Internal FET
and Thermal Regulation
Complete Li-Ion Linear Battery Charger Controller
Complete Linear Battery Charger Controller
for Single Cell Li-Ion Battery
CompleteLi-Ion Linear Battery Charger with Internal FET
ThinSOT Li-Ion Linear Charger
Complete Li-Ion Linear Charger with Thermistor Interface
USB Compatible Li-Ion Linear Battery Charger
Low Loss PowerPath TM Controller in ThinSOT TM
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
Precise Output Current Programming, Up to 32V OUT , Up to 10A I OUT
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 and 2-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,
50mA to 700mA Charge Current
No Firmware Required, AC Adapter Indicator
Automatic Charge and Recharge
Operate from Wall Adapter Input and/or USB Input, 100mA/500mA up
to 1.25A Charge Current, Thermal Limit Prevent Over Heating,
Standalone Charger.
Automatic Switching Between DC Sources, Load Sharing,
Replaces ORing Diodes
ThinSot and PowerPath are trademarks of Linear Technology Corporation.
17328f
(408) 432-1900 q FAX: (408) 434-0507 www.linear.com
12
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
q
LT/TP 0203 2K ? PRINTED IN THE USA
? LINEAR TECHNOLOGY CORPORATION 2001
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