參數(shù)資料
型號(hào): MAX5952CUAX+
廠商: Maxim Integrated
文件頁(yè)數(shù): 40/50頁(yè)
文件大?。?/td> 1006K
描述: IC PSE CNTRLR FOR POE 36-SSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 30
類(lèi)型: 以太網(wǎng)供電控制器(PoE)
應(yīng)用: 遠(yuǎn)程外設(shè)(工業(yè)控制,相機(jī),數(shù)據(jù)訪問(wèn))
內(nèi)部開(kāi)關(guān): 無(wú)
工作溫度: 0°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 36-BSOP(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 36-SSOP
包裝: 管件
High-Power, Quad, PSE Controller
for Power-Over-Ethernet
40   ______________________________________________________________________________________
Table 32. Miscellaneous Configurations 2
ADDRESS = 29h
SYMBOL
BIT
R/W
DESCRIPTION
7

Reserved
6

Reserved
5

Reserved
4

Reserved
3

Reserved
Reserved
2

Reserved
1
R/W
IVEE[1]
IVEE
0
R/W
IVEE[0]
Table 34a. ICUT Registers 1 and 2
ADDRESS = 2Ah
SYMBOL
BIT
R/W
DESCRIPTION
Reserved
7

Reserved
6
R/W
ICUT2[2]
5
R/W
ICUT2[1]
ICUT2
4
R/W
ICUT2[0]
Reserved
3

Reserved
2
R/W
ICUT1[2]
1
R/W
ICUT1[1]
ICUT1
0
R/W
ICUT1[0]
Table 34b. ICUT Registers 3 and 4
ADDRESS = 2Bh
SYMBOL
BIT
R/W
DESCRIPTION
Reserved
7

Reserved
6
R/W
ICUT4[2]
5
R/W
ICUT4[1]
ICUT4
4
R/W
ICUT4[0]
Reserved
3

Reserved
2
R/W
ICUT3[2]
1
R/W
ICUT3[1]
ICUT3
0
R/W
ICUT3[0]
Table 33. Current-Limit Scaling Register
IVEE[1:0]
(ADDRESS = 29h)
CURRENT LIMIT
(%)
00
Default
01
-5
10
-10
11
-15
The three ICUT_ bits (Tables 34a and 34b) allow pro-
gramming of the current-limit and overcurrent thresholds
in excess of the IEEE 802.3af standard limit. The
MAX5952 can automatically set the ICUT register or can
be manually written to by the software (see Table 3).
Class 1 and 2 limits can also be programmed by soft-
ware independently from the classification status. See
Table 3. A reset or power-up sets R2Ah = R2Bh = 00h.
The IVEE bits enable the current-limit scaling (Table
32). This feature is used to reduce the current limit for
systems running at higher voltage to maintain the
desired output power. Table 33 sets the current-limit
scaling register. A reset or power-up sets R29h = 00h.
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