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LTC4098EUDC-1#PBF PDF预览

LTC4098EUDC-1#PBF

更新时间： 2024-01-11 15:45:07
品牌 Logo 应用领域
凌特 - Linear /
页数 文件大小 规格书
32页 437K
描述
LTC4098/LTC4098-1 - USB Compatible Switching Power Managers/Li-Ion Chargers with Overvoltage Protection; Package: QFN; Pins: 20; Temperature Range: -40°C to 85°C

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中文翻译

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LTC4098EUDC-1#PBF 技术参数

是否Rohs认证： 符合生命周期：Transferred
零件包装代码：QFN包装说明：HVQCCN,
针数：20Reach Compliance Code：compliant
ECCN代码：EAR99HTS代码：8542.39.00.01
风险等级：7.61模拟集成电路 - 其他类型：BATTERY CHARGE CONTROLLER
控制模式：CURRENT-MODE控制技术：PULSE WIDTH MODULATION
最大输入电压：5.5 V最小输入电压：4.35 V
标称输入电压：5 VJESD-30 代码：R-PQCC-N20
JESD-609代码：e3长度：4 mm
湿度敏感等级：1功能数量：1
端子数量：20最高工作温度：85 °C
最低工作温度：-40 °C封装主体材料：PLASTIC/EPOXY
封装代码：HVQCCN封装形状：RECTANGULAR
封装形式：CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度（摄氏度）：NOT SPECIFIED
认证状态：Not Qualified座面最大高度：0.8 mm
表面贴装：YES切换器配置：BUCK-BOOST
最大切换频率：2650 kHz技术：CMOS
温度等级：INDUSTRIAL端子面层：Matte Tin (Sn)
端子形式：NO LEAD端子节距：0.5 mm
端子位置：QUAD处于峰值回流温度下的最长时间：NOT SPECIFIED
宽度：3 mmBase Number Matches：1

LTC4098EUDC-1#PBF 数据手册

 浏览型号LTC4098EUDC-1#PBF的Datasheet PDF文件第2页浏览型号LTC4098EUDC-1#PBF的Datasheet PDF文件第3页浏览型号LTC4098EUDC-1#PBF的Datasheet PDF文件第4页浏览型号LTC4098EUDC-1#PBF的Datasheet PDF文件第5页浏览型号LTC4098EUDC-1#PBF的Datasheet PDF文件第6页浏览型号LTC4098EUDC-1#PBF的Datasheet PDF文件第7页 
LTC4098/LTC4098-1  
USB Compatible Switching  
Power Managers/Li-Ion Chargers  
with Overvoltage Protection  
DESCRIPTION  
FEATURES  
The LTC®4098/LTC4098-1 are high efficiency USB Power-  
Path controllers and full-featured Li-Ion/Polymer battery  
chargers.Theyseamlesslymanagepowerdistributionfrom  
multiple sources including USB, wall adapter, automotive,  
Firewire or other high voltage DC/DC converters, and a  
Li-Ion/Polymer battery.  
n
Switching Regulator with Bat-Track™ Adaptive  
Output Control Makes Optimal Use of Limited  
Power Available from USB Port to Charge Battery  
and Power Application  
n
n
Overvoltage Protection Guards Against Damage  
Bat-Track External Step-Down Switching Regulator  
Control Maximizes Efficiency from Automotive,  
Firewire and Other High Voltage Input Sources  
180mΩ Internal Ideal Diode Plus External Ideal Diode  
Controller Seamlessly Provide Low Loss PowerPath™  
when Input Power is Limited or Unavailable  
Preset 4.2V Charge Voltage with 0.5% Accuracy  
(4.1V for LTC4098-1)  
4.1V Float Voltage (LTC4098-1) Improves Battery Life  
and High Temperature Safety Margin  
Instant-On Operation with Discharged Battery  
700mA Maximum Load Current from USB Port  
1.5A Maximum Charge Current with Thermal Limiting  
20-Lead 3mm × 4mm × 0.75mm QFN Package  
The LTC4098/LTC4098-1’s internal switching regulator  
automaticallylimitsitsinputcurrentforUSBcompatibility.  
For automotive and other high voltage applications, the  
LTC4098/LTC4098-1 interface with a Linear Technology  
external switching regulator to provide a high efficiency  
high voltage power path. Both the USB and the optional  
high voltage inputs feature Bat-Track optimized charging  
to provide maximum power to the application and ease  
thermal issues in high power density applications with  
input supplies from 5V to as high as 38V.  
n
n
n
n
n
n
n
An overvoltage circuit protects the LTC4098/LTC4098-1  
from high voltage damage on the USB/wall adaptor inputs  
with an N-channel FET and a resistor.  
APPLICATIONS  
The LTC4098/LTC4098-1 are available in a 20-lead, 3mm  
n
Media Players  
× 4mm × 0.75mm QFN surface mount package.  
n
GPS  
L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and  
Bat-Track and PowerPath are trademarks of Linear Technology Corporation.  
All other trademarks are the property of their respective owners.  
n
PDAs  
Smart Phones  
n
TYPICAL APPLICATION  
USB Switching Regulator Efficiency  
High Efficiency USB/Automotive Battery Charger with Overvoltage Protection  
to System Load (PVOUT/PVBUS  
)
INPUT  
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
AUTOMOTIVE,  
FIREWIRE, ETC.  
LT3653  
3.3μH  
SYSTEM  
LOAD  
INPUT  
USB  
BAT = 4.2V  
BAT = 3.3V  
V
BUS  
V
WALL  
SW  
V
C
10μF  
OVGATE  
OVSENS  
D0-D2  
OUT  
LTC4098/LTC4098-1  
6.04k  
3
TO μC  
BAT  
CLPROG  
PROG  
GND BATSENS  
V
I
= 5V  
10μF  
BUS  
= 0mA  
BAT  
10x MODE  
+
0.1μF 3.01k  
1k  
Li-Ion  
0.01  
0.1  
1
40981 TA01a  
I
(A)  
VOUT  
40981 TA01b  
40981fc  
1
1234567...32

中文翻译

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LTC4098EUDC-1#PBF 替代型号

型号 品牌 替代类型 描述 数据表
LTC4098EUDC-1#TRPBF Linear

完全替代

 LTC4098/LTC4098-1 - USB Compatible Switching Power Managers/Li-Ion Chargers with Overvolta

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