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TPS2383 PDF预览

TPS2383

更新时间: 2024-11-14 22:52:59
品牌 Logo 应用领域
德州仪器 - TI /
页数 文件大小 规格书
27页 392K
描述
OCTAL POWER SOURCING EQUIPMENT POWER MANAGER

TPS2383 数据手册

 浏览型号TPS2383的Datasheet PDF文件第2页浏览型号TPS2383的Datasheet PDF文件第3页浏览型号TPS2383的Datasheet PDF文件第4页浏览型号TPS2383的Datasheet PDF文件第5页浏览型号TPS2383的Datasheet PDF文件第6页浏览型号TPS2383的Datasheet PDF文件第7页 
SLUS559B − APRIL 2003 − REVISED JULY 2004  
ꢆ ꢇꢀꢈꢉ ꢁ ꢆ ꢊꢋ ꢌ ꢂꢆ ꢍꢌꢇ ꢎꢏꢐ ꢋꢑ ꢍꢎ ꢁꢒ ꢋꢏꢀ  
ꢁꢆ ꢊ ꢋꢌ ꢒ ꢈꢏꢈꢐ ꢋꢌ  
D
Load Overcurrent and Undercurrent  
Detection  
FEATURES  
D
Compliant to Power Over Ethernet IEEE  
802.3af Standard  
D
D
D
D
D
D
D
D
12-Bit Port Current and Voltage Acquisition  
2
Standard Slave I C Serial Interface  
D
Two-Point 25-kResistor Discovery  
Capacitive Detection for Non-Compliant  
Legacy Loads  
5-Bit Serial Address Selectability  
D
Discovery and/or Classification Bypass  
Modes Selectable Via Register  
D
D
Power Classification  
Opto-Coupler Compatible SDA and SCL  
Lines for System Ground Isolation  
Controlled di/dt Ramp Power-Up and  
Power-Down for EMI Reduction  
Dual Color LED Driver for Port Status  
Hardware FAULT Interrupt  
D
Current Management for Charging Powered  
Device Bulk Capacitance  
Single +48-V Supply Capable  
D
D
D
Electronic Circuit Breaker  
Fault detection  
APPLICATIONS  
Input Undervoltage Lockout (UVLO)  
D
PoE Switches  
D
Mid-Span Injectors  
APPLICATION DIAGRAM  
SWITCH/HUB  
POWERED DTR  
RJ−45  
RJ−45  
w/grn  
CT Choke  
w/grn  
CT Choke  
CT Choke  
1
2
3
6
4
5
7
8
1
2
3
6
4
5
7
8
TX  
RX  
RX  
TX  
grn  
grn  
CT Choke  
w/org  
org  
w/org  
org  
blue  
w/blue  
w/brn  
brn  
blue  
PPTC Fuse  
w/blue  
w/brn  
brn  
TPS2383  
PSE  
P
(1 Port)  
N
PD  
DC/DC  
Supply  
PD  
Signature  
V48  
G
568A  
568A  
GND  
RS  
RG  
Up to 350 feet of category 5 cable  
Optically Coupled  
I2C Serial Bus  
+
48−V  
Supply  
MSP430  
Controller  
UDG−03061  
ꢀꢟ  
Copyright 1999 − 2004, Texas Instruments Incorporated  
ꢛ ꢟ ꢜ ꢛꢔ ꢕꢩ ꢗꢖ ꢚ ꢢꢢ ꢠꢚ ꢘ ꢚ ꢙ ꢟ ꢛ ꢟ ꢘ ꢜ ꢤ  
1
www.ti.com  

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