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参数资料
| 型号： | LTC3553EUD#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20 |
| 封装： | 3 X 3 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, QFN-20 |
| 文件页数： | 30/36页 |
| 文件大小： | 518K |
| 代理商： | LTC3553EUD#PBF |
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LTC3553
36
3553fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2009
LT 0910 REV A PRINTED IN USA
RELATED PARTS
PART
NUMBER
DESCRIPTION
COMMENTS
LTC3455
Dual DC/DC Converter with USB Power
Manager and Li-Ion Battery Charger
Seamless Transition Between Input Power Sources: Li-Ion Battery, USB and 5V Wall
Adapter, 4mm × 4mm QFN-24 Package
LTC3456
2-Cell, Multioutput DC/DC Converter with
USB Power Manager
Seamless Transition Between 2-Cell Battery, USB and AC Wall Adapter Input Power Sources,
4mm × 4mm QFN-24 Package
LTC3554
Micropower USB Power Manager with
Li-Ion Charger and Dual Buck Regulators
PMIC with 10μA Standby Mode Quiescent Current, Compact 3mm × 3mm × 0.55mm
20-Pin UTQFN Package
LTC3557
USB Power Manager with Li-Ion Charger,
Triple Step-Down DC/DC Regulators
Triple Step-Down Switching Regulators (600mA, 400mA, 400mA); 4mm × 4mm QFN-28
Package
LTC3559
USB Charger with Dual Buck Regulators
Adjustable, Synchronous Buck Converters, 3mm × 3mm QFN-16 Package
LTC4080
500mA Standalone Charger with 300mA
Synchronous Buck
Charges Single-Cell Li-Ion Batteries, Timer Termination + C/10, Thermal Regulation,
Buck Output: 0.8V to VBAT, Buck Input VIN: 2.7V to 5.5V, 3mm × 3mm DFN-10 Package
VBUS
NTC
PROG
HPWR
SUSP
BUCK_ON
SEQ
STBY
LDO_ON
PBSTAT
ON
VOUT
CHRG
BAT
BVIN
SW
BUCK_FB
VINLDO
LDO
LDO_FB
GND
Li-Ion
BATTERY
C1
10μF
C7
10μF
R3
R1
100k
20
16
1
19
7
2
6
5
3
4
PB1
9
10
11
8
13
12
17
18
14
15
RPROG
1.87k
T
C4
10μF
C2
2.2μF
RUP1
RUP2
2.05M
RLO1
649k
3.3V
LDO
1.8V
C3
10pF
C6
4.7μF
332k
RLO2
649k
1.2V
C5
2.2μF
L1 4.7μH
SYSTEM LOAD
4.35V TO 5.5V
USB INPUT
LTC3553
I/O
CORE
PBSTAT
LDO_ON
STBY
BUCK_ON
SUSP
HPWR
3553 TA03
C
MEMORY
EN
R2
100k
R3
100k
+
USB PowerPath With Li-Ion Battery (NTC Qualied Charging),
and LDO Regulator Driven by Buck Regulator
TYPICAL APPLICATION
相关PDF资料 |
PDF描述 |
|---|---|
| LTC3554EPD#TRPB | 0.5 A BATTERY CHARGE CONTROLLER, 1295 kHz SWITCHING FREQ-MAX, PQCC20 |
| LTC3560IS6#TRPBF | 2.1 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO6 |
| LTC3563EDC | 1.75 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO6 |
| LTC3568EDD#TR | 4 A SWITCHING REGULATOR, 4000 kHz SWITCHING FREQ-MAX, PDSO10 |
| LTC3568IDD | 4 A SWITCHING REGULATOR, 4000 kHz SWITCHING FREQ-MAX, PDSO10 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3554 | 制造商:LINER 制造商全称:Linear Technology 功能描述:Micropower USB Power Manager with Li-Ion Charger and Two Step-Down Regulators |
| LTC3554EPD | 制造商:LINER 制造商全称:Linear Technology 功能描述:Micropower USB Power Manager with Li-Ion Charger and Two Step-Down Regulators |
| LTC3554EPD#PBF | 功能描述:IC USB POWER MANAGER 20-UTQFN RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 标准包装:1 系列:- 应用:手持/移动设备 电流 - 电源:- 电源电压:3 V ~ 5.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:14-WFDFN 裸露焊盘 供应商设备封装:14-LLP-EP（4x4） 包装:Digi-Reel® 配用:LP3905SD-30EV-ND - BOARD EVALUATION LP3905SD-30 其它名称:LP3905SD-30DKR |
| LTC3554EPD#TRPBF | 功能描述:IC USB POWER MANAGER 20-UTQFN RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像，声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP（8x8） 包装:管件 |
| LTC3554EPDPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Micropower USB Power Manager with Li-Ion Charger and Two Step-Down Regulators |
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