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TPS2383PM Datasheet

  • TPS2383PM

  • OCTAL POWER SOURCING EQUIPMENT POWER MANAGER

  • 27頁

  • TI

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TPS2383
SLUS559B 鈭?APRIL 2003 鈭?REVISED JULY 2004
OCTAL POWER SOURCING EQUIPMENT
POWER MANAGER
FEATURES
D
Compliant to Power Over Ethernet IEEE
D
D
D
D
D
D
D
D
802.3af Standard
Two-Point 25-k鈩?Resistor Discovery
Capacitive Detection for Non-Compliant
Legacy Loads
Power Classification
Controlled di/dt Ramp Power-Up and
Power-Down for EMI Reduction
Current Management for Charging Powered
Device Bulk Capacitance
Electronic Circuit Breaker
Fault detection
Input Undervoltage Lockout (UVLO)
D
Load Overcurrent and Undercurrent
D
D
D
D
D
D
D
D
Detection
12-Bit Port Current and Voltage Acquisition
Standard Slave I
2
C Serial Interface
5-Bit Serial Address Selectability
Discovery and/or Classification Bypass
Modes Selectable Via Register
Opto-Coupler Compatible SDA and SCL
Lines for System Ground Isolation
Dual Color LED Driver for Port Status
Hardware FAULT Interrupt
Single +48-V Supply Capable
APPLICATIONS
D
PoE Switches
D
Mid-Span Injectors
POWERED DTR
APPLICATION DIAGRAM
SWITCH/HUB
CT Choke
TX
2
CT Choke
RX
6
4
PPTC Fuse
TPS2383
PSE P
(1 Port)
N
V48
GND
G
RS
5
7
8
w/blue
w/brn
brn
w/blue
w/brn
brn
5
7
PD
Signature
8
3
RJ鈭?5
w/grn
1
grn
w/org
org
blue
RJ鈭?5
w/grn
1
grn
w/org
org
blue
2
3
6
4
CT Choke
TX
CT Choke
RX
PD
DC/DC
Supply
568A
568A
Up to 350 feet of category 5 cable
RG
Optically Coupled
I2C Serial Bus
+
48鈭扸
Supply
鈭?/div>
MSP430
Controller
UDG鈭?3061
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
Copyright
錚?/div>
1999 鈭?2004, Texas Instruments Incorporated
www.ti.com
1

TPS2383PM 產(chǎn)品屬性

  • 160

  • 集成電路 (IC)

  • PMIC - 熱交換

  • -

  • 以太網(wǎng)供電控制器（PoE）

  • 遠(yuǎn)程外設(shè)（工業(yè)控制，相機(jī)，數(shù)據(jù)訪問）

  • 無

  • -

  • 44 V ~ 57 V

  • 0°C ~ 70°C

  • 表面貼裝

  • 64-LQFP

  • 64-LQFP（10x10）

  • 托盤

  • 296-15138

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