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參數(shù)資料
型號(hào): LTC4259ACGW#PBF
廠商: Linear Technology
文件頁數(shù): 26/32頁
文件大?。?/td> 0K
描述: IC CTRLR POE QUAD AC DISC 36SSOP
產(chǎn)品培訓(xùn)模塊: Power over Ethernet
標(biāo)準(zhǔn)包裝: 32
控制器類型: 以太網(wǎng)供電控制器(POE)
接口: I²C
電源電壓: 3 V ~ 4 V
電流 - 電源: 2.5mA
工作溫度: 0°C ~ 70°C
安裝類型: 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
產(chǎn)品目錄頁面: 1338 (CN2011-ZH PDF)
LTC4259A
32
4259afb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
LINEAR TECHNOLOGY CORPORATION 2004
LT 1205 REV B PRINTED IN USA
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1
2
3
4
5
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7
8
2k
0.1
F
0.1
F
0.1
F
200
200
200
200
U2
U3
U1
HCPL-063L
VDD CPU
SCL
SDA
SMBALERT
GND CPU
DAC: DIODES INC OR FAIRCHILD S1B
DDET: CENTRAL SEMI CMPD3003
DTSS: DIODES INC SMAJ58A
CDET: TDK C3225X7R2A474K
L1: PULSE ENG PO473
Q1: FAIRCHILD IRFM120A
RS: VISHAY WSL2010 0.5 0.5%
T1: PULSE ENG H2009
U1: FAIRCHILD NC7WZ17
U2, U3: AGILENT HCPL-063L
TO
CONTROLLER
PHY
(NETWORK
PHYSICAL
LAYER
CHIP)
DTSS
58V
SMAJ58A
0.1
F
100V
X7R
1
F
1k
VEE
SENSE GATE OUT
VDD
SCL
SDAIN
SDAOUT
INT
DDET
CMPD3003
10k
DAC
S1B
RDET
1k
0.1
F
100V
X7R
L1
CDET
0.47
F
100V
X7R
RS
0.5
Q1
IRFM120A
1/4
LTC4259A
DGND
OSCIN
AGND
DETECT
BYP
–48V
ISOLATED
3.3V
ISOLATED
GND
2VP-P, 100Hz
1.2V OFFSET
OSCILLATOR
0.01
F
200V
0.01
F
200V
0.01
F
200V
0.01
F
200V
75
75
75
75
RJ45
CONNECTOR
1/2 PULSE
H2009
T1
1:1
T1
1:1
1000pF
2000V
Figure 22. One Complete Isolated Powered Ethernet Port
TYPICAL APPLICATIO
U
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