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| 型號： | TPS23841_07 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | HIGH-POWER, WIDE VOLTAGE RANGE, QUAD-PORT ETHERNET POWER SOURCING EQUIPMENT MANAGER |
| 中文描述： | 大功率，寬電壓范圍，四端口以太網(wǎng)供電設(shè)備管理器 |
| 文件頁數(shù)： | 33/52頁 |
| 文件大?。?/td> | 1011K |
| 代理商： | TPS23841_07 |
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www.ti.com
TPS23841
SLUS745–NOVEMBER 2006
Table 5. Common Control Write, Register Select = 0001
BIT
FUNCTION
STATE
PRESET
STATE
0
0
0
D7
D6
D5
Unused
Unused
Thermal shutdown fault
(1)
0
0
0 = active
1 = disable
0 = off
1 = AC_HI driver on
0 = off
1 = AC_LO driver on
0 = disable
1 = active
0 = normal operation
1 = all ports shut down (no ramp)
0 = normal operation
1 = reset all circuits and start a POR timing cycle
D4
AC high
0
D3
AC low
0
D2
Port over/under voltage faults
0
D1
All ports disable
(2)
0
D0
Software RESET
0
(1)
(2)
Register 0001, bit D5 operation inhibited after device probe.
Consult factory for alternative B, semi-auto mode implementations which write to bit D1.
Table 6. Port Control Write 1, Register Select = 0010 (One Per Port)
BIT
FUNCTION
STATE
PRESET
STATE
0
0
D7
D6
Unused
Unused
0
0
0 = normal operation
1 = disable internal discovery fault limits (19 k
to 29.5 k
)
0 = DC Disconnect active
1 = DC Disconnect disable (for AC Disconnect)
0000 = Disable function (power down and reset all functions)
0001 = Discovery 1 function
0010 = Discovery 2 function
0011 = port voltage sample function (V sample)
0100 = legacy detection function
0101 = classification function
0110 = ramp up/power function (rup pwr)
0111 = continuous sample function C Sample)
1000 = ramp power down function R
DWN
)
1001 = ac low
1010 = ac high
1011 = port current sample function (I sample)
1100 = die temperature sample function (T sample)
1101 = spare
1110 = spare
1111 = spare
D5
Discovery fault disable
0
D4
DC Disconnect disable
0
D3
D2
D1
Function Bit 3
Function Bit 2
Function Bit 1
0000
D0
Function Bit 0
33
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| TPS23841PAP | 功能描述:熱插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS23841PAPG4 | 功能描述:熱插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS23841PAPR | 功能描述:熱插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS23841PAPRG4 | 功能描述:熱插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS23841PJD | 功能描述:熱插拔功率分布 HP Wide Volt Range Quad Part Ethernet RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
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