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| 型号： | TPS2383PMR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP64 |
| 封装： | GREEN, PLASTIC, LQFP-64 |
| 文件页数： | 1/28页 |
| 文件大小： | 397K |
| 代理商： | TPS2383PMR |
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TPS2383
SLUS559B APRIL 2003 REVISED JULY 2004
OCTAL POWER SOURCING EQUIPMENT
POWER MANAGER
1
www.ti.com
FEATURES
D Compliant to Power Over Ethernet IEEE
802.3af Standard
D Two-Point 25-k Resistor Discovery
D Capacitive Detection for Non-Compliant
Legacy Loads
D Power Classification
D Controlled di/dt Ramp Power-Up and
Power-Down for EMI Reduction
D Current Management for Charging Powered
Device Bulk Capacitance
D Electronic Circuit Breaker
D Fault detection
D Input Undervoltage Lockout (UVLO)
D Load Overcurrent and Undercurrent
Detection
D 12-Bit Port Current and Voltage Acquisition
D Standard Slave I2C Serial Interface
D 5-Bit Serial Address Selectability
D Discovery and/or Classification Bypass
Modes Selectable Via Register
D Opto-Coupler Compatible SDA and SCL
Lines for System Ground Isolation
D Dual Color LED Driver for Port Status
D Hardware FAULT Interrupt
D Single +48-V Supply Capable
APPLICATIONS
D PoE Switches
D Mid-Span Injectors
APPLICATION DIAGRAM
UDG03061
P
N
G
RS
V48
GND
TPS2383
PSE
(1 Port)
+
PPTC Fuse
RG
MSP430
Controller
Optically Coupled
I2C Serial Bus
1
2
3
6
4
5
7
8
1
2
3
6
4
5
7
8
568A
brn
w/brn
w/blue
blue
brn
w/brn
w/blue
org
w/org
grn
w/grn
org
w/org
grn
Up to 350 feet of category 5 cable
48V
Supply
RJ45
CT Choke
TX
RX
PD
Signature
PD
DC/DC
Supply
SWITCH/HUB
POWERED DTR
TX
RX
CT Choke
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
1999 2004, Texas Instruments Incorporated
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相关代理商/技术参数 |
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|---|---|
| TPS2383PMRG4 | 功能描述:热插拔功率分布 Pwr Over Ethernet Sw Side Manager RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| TPS23841PAP | 功能描述:热插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| TPS23841PAPG4 | 功能描述:热插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| TPS23841PAPR | 功能描述:热插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| TPS23841PAPRG4 | 功能描述:热插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
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