參數(shù)資料
型號: MAX5940AESA+
廠商: Maxim Integrated Products
文件頁數(shù): 5/15頁
文件大?。?/td> 0K
描述: IC IEEE 802.3AF PD INTFC 8-SOIC
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 100
控制器類型: 供電設備接口控制器(PD)
接口: IEEE 802.3af
電源電壓: 48V
電流 - 電源: 1mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SOIC
包裝: 管件
MAX5940A/MAX5940B/MAX5940C/MAX5940D
IEEE 802.3af PD Interface Controller
For Power-Over-Ethernet
______________________________________________________________________________________
13
60V
68nF
UVLO
GND
VEE
GATE
RCLASS
PGOOD
DC-DC CONVERTER
GND
-48V
WALL
ADAPTER
SUPPLY
RCL
D1
GND
V+
VREG
OUT
1
2
3
4
5
6
7
8
COUT
CGATE
RDISC
25.5k
Ω
SS_SHDN
MAX5014
MAX5940B
MAX5940D
LOAD
Typical Application Circuits (continued)
Application Circuit 4
If the wall adapter supply comes up first, it provides
power to the load and pollute the discovery and classi-
fication signatures. If the power-over-ethernet comes
up first, it powers the load until taken over by a wall
adapter with higher output voltage.
Figure 7. Adding Wall Adapter Input Supply (the One with Higher Voltage Provides Power to the Load)
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MAX5940AESA+ 功能描述:輸入/輸出控制器接口集成電路 IEEE 802.3af PD Int Controller RoHS:否 制造商:Silicon Labs 產品: 輸入/輸出端數(shù)量: 工作電源電壓: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-64 封裝:Tray
MAX5940AESA+T 功能描述:輸入/輸出控制器接口集成電路 IEEE 802.3af PD Int Controller RoHS:否 制造商:Silicon Labs 產品: 輸入/輸出端數(shù)量: 工作電源電壓: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-64 封裝:Tray
MAX5940AESA-T 功能描述:輸入/輸出控制器接口集成電路 RoHS:否 制造商:Silicon Labs 產品: 輸入/輸出端數(shù)量: 工作電源電壓: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-64 封裝:Tray
MAX5940BCSA+ 制造商:Maxim Integrated Products 功能描述:- Rail/Tube
MAX5940BCSA+T 制造商:Maxim Integrated Products 功能描述:IEEE 802.3AF PD INTERFACE CONTROLLER FOR POWER-OVER-ETHERNET - Tape and Reel