參數(shù)資料
型號(hào): MAX5957AETN+T
廠商: Maxim Integrated
文件頁數(shù): 19/25頁
文件大?。?/td> 634K
描述: IC TRPL PCI EXP/HOT-PLUG 56-TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
類型: 熱交換控制器
應(yīng)用: 通用型,PCI Express?
內(nèi)部開關(guān):
電源電壓: 3.3V,12V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 56-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 56-TQFN-EP(7x7)
包裝: 帶卷 (TR)
Triple PCI Express, Hot-Plug Controllers
______________________________________________________________________________________   19
ENABLE CHARGE ON
INTERNAL AUXILIARY
MOSFET DRIVING 3.3AUXO_.
START COUNTING t
SU
FAULT ON 12V
OR 3.3V OUTPUTS
RESET t
FAULT
COUNTER
FAULT
STILL PRESENT?
Y
Y
Y
Y
Y
SHUT DOWN
12V AND 3.3V OUTPUTS.
ASSERT FAULT_
STAY WAITING FOR
t
RESTART
t
FAULT
 ELAPSED?
N
N
N
N
3.3VAUXIN IS OK,
AUXON_ IS HIGH,
PRES_DET IS LOW
RESET FAULT_
START COUNTING
t
FAULT
Y
N
N
N
ARE ALL
MAIN OUTPUTS OK?
NO FAULT
DETECTED
LATCH-OFF
OPTION?
N
ON_ TOGGLED
HIGH e LOW e HIGH
MAIN INPUTS ARE
OK, ON_ IS HIGH
Y
Y
N
ENABLE CHARGE
 ON 3.3G_ AND 12G_.
START
COUNTING t
SU
t
SU
 
ELAPSED?
Y
START PGOOD
THRESHOLD
MONITORING
START COUNTING
t
FAULT
ALL PGOOD
THRESHOLDS
REACHED?
N
N
N
N
Y
Y
Y
Y
ASSERT PWRGD_
AFTER t
POR_HL
 
DELAY
RESET PWRGD_
POWER ON
AUXILIARY OUTPUT.
FAULT_ AND PWRGD_ ARE
HIGH IMPEDANCE
SHUT DOWN ALL OUTPUTS.
ASSERT FAULT_.
STAY WAITING
FOR tRESTART
RESET FAULT_
ON_ AND
AUXON_ TOGGLED
HIGH e LOW
e HIGH
t
SU
 
ELAPSED?
AUX OUTPUT OK?
NO FAULT DETECTED
FAULT ON 3.3AUXO_?
N
N
t
FAULT
 ELAPSED?
Y
FAULT
STILL PRESENT?
N
Y
Y
LATCH-OFF
OPTION?
RESET t
FAULT
COUNTER
Figure 6. Fault Management Flowchart
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MAX5957LETN+T 功能描述:熱插拔功率分布 Triple PCIe Hot Plug Controller 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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MAX5958AETN+T 功能描述:熱插拔功率分布 Triple PCIe Hot Plug Controller 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
MAX5958LETN+ 功能描述:熱插拔功率分布 Triple PCIe Hot Plug Controller 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