LTC4271集成電路（IC）以太網(wǎng)供電（PoE）控制器規(guī)格書PDF中文資料
| 廠商型號(hào) |
LTC4271 |
| 參數(shù)屬性 | LTC4271 封裝/外殼為24-WFQFN 裸露焊盤；包裝為卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶；類別為集成電路（IC） > 以太網(wǎng)供電（PoE）控制器；產(chǎn)品描述：IC POE CNTRL 12/8 PORT 24QFN |
| 功能描述 | 8/16-Port IEEE 802.3at PoE PSE Controller with Power Management and LED Control |
| 文件大小 |
2.59776 Mbytes |
| 頁(yè)面數(shù)量 |
30 頁(yè) |
| 生產(chǎn)廠商 | Analog Devices |
| 企業(yè)簡(jiǎn)稱 |
AD【亞德諾】 |
| 中文名稱 | 亞德諾半導(dǎo)體技術(shù)有限公司官網(wǎng) |
| 原廠標(biāo)識(shí) |  |
| 數(shù)據(jù)手冊(cè) | |
| 更新時(shí)間 | 2024-11-5 22:30:00 |
LTC4271規(guī)格書詳情
DESCRIPTION
The LTC?9101-3/LTC9103 chipset is a 8/16-port power
sourcing equipment (PSE) controller and power manager
designed for use in IEEE 802.3at compliant Power
over Ethernet (PoE) systems. The LTC9101-3 manages a
user-defined system-level power budget across all ports.
Port power is automatically assigned based on system
power availability, initial physical classification and after
power up, port dynamic power consumption.
The LTC9101-3 prioritizes port power by port number (port 1
is highest priority) and automatically removes power from
lower priority ports to accommodate higher priority ports.
The LTC9101-3 features an interface to control an external
serial LED driver. LED indications include Port On, Port
Off, Port Power Denied, and Port Fault states. A Supply
Overload LED indicates system power usage is near
power limit or a port is being denied power.
The LTC9101-3 operates without a host present.
Configuration is accomplished by pin settings and I2Cbased
flash programming.
The LTC9101-3 autonomously performs compliant
802.3at detection, classification power up, power on, and
fault management.
FEATURES
- Fully Compliant IEEE 802.3at (Type 2) PSE
- Up to 16 PSE Ports
- Fully Autonomous System-Level Power Manager
- No Host Processor Required
- System-Level PoE LED Controller
- Per-Port Status and Fault LEDs
- Supply Overload LED with Hysteresis
- eFlash-Programmable System Settings
- Port- and System-Level Power Thresholds
- LED Mapping and Blink Rate
- Port Power Priority
- ECC-Protected eFlash and Data RAMs
- Very High Reliability Multipoint PD Detection
- Lowest Per-Port Power Path Dissipation
- 100mΩ Sense Resistance
- 57mΩ or Lower MOSFET RDS(ON)
- Chipset Isolation Eliminates Isolated 3.3V Supply
- Available in a 64-Lead 7mm × 11mm (LTC9103) and
24-Lead 4mm × 4mm (LTC9101-3) QFN Packages
APPLICATIONS
- Small Business PoE PSE Switches/Routers
LTC4271屬于集成電路（IC） > 以太網(wǎng)供電（PoE）控制器。亞德諾半導(dǎo)體技術(shù)有限公司制造生產(chǎn)的LTC4271以太網(wǎng)供電（PoE）控制器以太網(wǎng)供電 (PoE) 控制器允許設(shè)計(jì)人員通過單個(gè)以太網(wǎng)連接傳輸電流和數(shù)據(jù)。遠(yuǎn)程設(shè)備通過以太網(wǎng)電纜供電，因此無(wú)需電池、本地電源適配器和其他電源電纜。橋式整流器和 N+1 O-Ring 是兩種 PoE 控制器類型。可用特性可能包括 N 和 P 溝道 FET、內(nèi)部開關(guān)和汽車認(rèn)證。
產(chǎn)品屬性
更多- 產(chǎn)品編號(hào)：
LTC4271IUF#TRPBF
- 制造商：
Analog Devices Inc.
- 類別：
集成電路（IC） > 以太網(wǎng)供電（PoE）控制器
- 包裝：
卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶
- 類型：
控制器（PSE）
- 內(nèi)部開關(guān)：
無(wú)
- 輔助作用：
無(wú)
- 標(biāo)準(zhǔn)：
802.3at（PoE）
- 電壓 - 供電：
3V ~ 3.6V
- 電流 - 供電：
10mA
- 工作溫度：
-40°C ~ 85°C
- 安裝類型：
表面貼裝型
- 封裝/外殼：
24-WFQFN 裸露焊盤
- 供應(yīng)商器件封裝：
24-QFN（4x4）
- 描述：
IC POE CNTRL 12/8 PORT 24QFN
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
LT |
2018+ |
QFN |
6000 |
全新原裝正品現(xiàn)貨,假一賠佰 |
詢價(jià) | ||
LT |
1419+ |
QFN24 |
163 |
一級(jí)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力 |
詢價(jià) | ||
ADI/亞德諾 |
22+ |
QFN |
100000 |
代理渠道/只做原裝/可含稅 |
詢價(jià) | ||
ADI/亞德諾 |
20+ |
24-LeadQFN(4mmx4mmx0 |
33680 |
ADI全新原裝-可開原型號(hào)增稅票 |
詢價(jià) | ||
ADI/亞德諾 |
21+ |
QFN |
2500 |
詢價(jià) | |||
LT |
23+ |
NA |
1221 |
專業(yè)電子元器件供應(yīng)鏈正邁科技特價(jià)代理QQ1304306553 |
詢價(jià) | ||
ADI |
2048+ |
QFN-24 |
6584 |
艾宇特只做原裝正品假一賠十! |
詢價(jià) | ||
ADI |
24+ |
24-Lead QFN (4mm x 4mm x 0.75m |
3660 |
十年信譽(yù),只做全新原裝正品現(xiàn)貨,以優(yōu)勢(shì)說(shuō)話 !! |
詢價(jià) | ||
LINEAR/凌特 |
QFN-24 |
209565 |
一級(jí)代理原裝正品,價(jià)格優(yōu)勢(shì),支持實(shí)單! |
詢價(jià) | |||
LINEAR |
1725+ |
QFN |
6528 |
只做原裝正品現(xiàn)貨或訂貨!假一賠十! |
詢價(jià) |
