參數(shù)資料
型號: LTC3711
廠商: Linear Technology Corporation
英文描述: 4A, High Efficiency, Standalone Li Battery Charger
中文描述: 第4A,高效,獨立鋰電池充電器
文件頁數(shù): 20/20頁
文件大?。?/td> 241K
代理商: LTC3711
20
LTC4007
4007i
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2003
LT/TP 0103 1.5K PRINTED IN USA
RELATED PARTS
PART NUMBER
LT
1511
DESCRIPTION
Constant-Current/Constant-Voltage 3A Battery
Charger with Input Current Limiting
SEPIC Constant- or Programmable-Current/
Constant-Voltage Battery Charger
1.5A Switching Charger
2-Phase, Dual Synchronous Step-Down Controller
2-Phase, Dual Synchronous Step-Down Controller
with VID
COMMENTS
High Efficiency Current Mode PWM with 4A Internal Switch
LT1513
Charger Input Voltage May Be Higher, Equal to or Lower Than Battery Voltage;
Charges Any Number of Cells Up to 20V, 500kHz Switching Frequency
1- or 2-Cell Li-Ion, 500kHz or 200kHz Switching Frequency, Termination Flag
Minimizes C
IN
and C
OUT
, Power Good Output, 3.5V
V
IN
36V
Up to 42A Output, Minimum C
IN
and C
OUT
, Uses Smallest Components for
Intel and AMD Processors
LT1571
LTC1628-PG
LTC1709
LTC1729
LT1769
2A Switching Battery Charger
Constant-Current/Constant-Voltage Switching Regulator, Input Current
Limiting Maximizes Charge Current
2% to 90% Duty Cycle at 200kHz, Stable with Ceramic C
OUT
LTC1778
Wide Operating Range, No R
SENSE
Synchronous
Step-Down Controller
Dual Battery Charger/Selector with SPI Interface
LTC1960
Simultaneous Charge or Discharge of Two Batteries, DAC Programmable
Current and Voltage, Input Current Limiting Maximizes Charge Current
3.5V
V
IN
36V, 0.925V
V
OUT
2V, for Transmeta, AMD and Intel
Mobile Processors
Constant-Current/Constant-Voltage Switching Regulator with Termination
Timer, AC Adapter Current Limit and Thermistor Sensor in a Small
16-Pin Package
Constant-Current/Constant-Voltage Switching Regulator, Resistor Voltage/
Current Programming, AC Adapter Current Limit and Thermistor Sensor
LTC3711
No R
SENSE
with VID
Small, High Efficiency, Fixed Voltage,
Lithium-Ion Battery Charger
TM
Synchronous Step-Down Controller
LTC4006
LTC4008
High Efficiency, Programmable Voltage/Current
Battery Charger
No R
SENSE
is a trademark of Linear Technology Corporation.
12.6V, 4A Li-Ion Battery Charger
3C4C
CHEM
LOBAT
I
CL
ACP
SHDN
FAULT
CHG
FLAG
NTC
R
T
LOBAT
I
CL
ACP
SHDN
FAULT
CHG
FLAG
DCIN
INFET
CLP
CLN
TGATE
BGATE
PGND
CSP
BAT
PROG
ITH
GND
LTC4007
R9 32.4k 1%
R
RT
309k
1%
C7
0.47
μ
F
THERMISTOR
10k
NTC
TIMING RESISTOR
(~2 HOURS)
R12
100k
*
R11
100k
R10
100k
V
LOGIC
DCIN
0V TO 20V
3A
C1
0.1
μ
F
Q3
INPUT SWITCH
C4
15nF
Q1
Q2
D1
C2
20
μ
F
L1
10
μ
H 4A
R1
4.9k
1%
R4
3.01k 1%
R5 3.01k 1%
R
0.025
1%
R
CL
0.033
1%
C3
20
μ
F
BAT
CHARGING
CURRENT
MONITOR
SYSTEM
LOAD
C6
0.12
μ
F
R7
6.04k
1%
R
26.7k
1%
C5
0.0047
μ
F
*PIN OPEN
D1: MBRS130T3
Q1: Si4431ADY
Q2: FDC645N
4007 TA02
TYPICAL APPLICATIO
U
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LTC3711EGN#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 24-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
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