參數(shù)資料
型號: MAX5953DUTM+
廠商: Maxim Integrated
文件頁數(shù): 9/27頁
文件大?。?/td> 371K
描述: IC INTERFACE 802.3AF 48TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 43
類型: 以太網(wǎng)供電開關(guān)(PoE)
應(yīng)用: 遠(yuǎn)程外設(shè)(工業(yè)控制,相機(jī),數(shù)據(jù)訪問)
內(nèi)部開關(guān):
電源電壓: 11 V ~ 76 V
工作溫度: 0°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 48-TQFN-EP(7x7)
包裝: 管件
IEEE 802.3af PD Interface and PWM Controllers
with Integrated Power MOSFETs
_______________________________________________________________________________________   9
REGOUT UVLO VOLTAGE
 vs. TEMPERATURE
?/DIV>
100
75
50
25
6.2
6.4
6.6
6.8
7.0
7.2
7.4
6.0
0
125
RISING
FALLING
OPERATING FREQUENCY
vs. TEMPERATURE
?/DIV>
100
75
25
50
250
300
350
400
450
500
550
600
200
0
125
R
RTCT
 = 12k&
C
RTCT
 = 100pF
R
RTCT
 = 24.3k&
C
RTCT
 = 100pF
SOFT-START CURRENT
vs. TEMPERATURE
TEMPERAT RE ?/DIV>
100
75
50
25
31.5
32.0
32.5
33.0
33.5
34.0
31.0
0
125
MINIMUM RCFF AND OPTO LEVELS
vs. TEMPERATURE
TEMPERATURE (癈)
100
75
50
25
1.25
1.50
1.75
2.00
2.25
2.50
2.75
1.00
0
125
RCFF
OPTO
CURRENT-LIMIT COMPARATOR
THRESHOLD vs. TEMPERATURE
TEMPERATURE (癈)
100
75
50
25
0.151
0.152
0.153
0.154
0.155
0.156
0.157
0.158
0.159
0.160
0.150
0
125
HVIN RISING
PPWM TO XFRMRL SKEW
vs. TEMPERATURE
TEMPERATURE (癈)
100
75
50
25
91
92
93
94
95
96
97
98
99
100
90
0
125
FLTINT CURRENT
vs. TEMPERATURE
TEMPERATURE (癈)
100
75
50
25
76
77
78
79
80
81
82
83
84
85
75
0
125
FLTINT SHUTDOWN VOLTAGE
vs. TEMPERATURE
TEMPERATURE (癈)
100
75
50
25
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
1.9
0
125
RISING
FALLING
POWER MOSFETS R
DS(ON)
vs. TEMPERATURE
TEMPERATURE (癈)
100
75
50
25
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
0
125
Typical Operating Characteristics (continued)
(V
IN
= (V+ - V
EE
) = 48V, GATE = PGOOD = unconnected, GND connected to OUT, HVIN connected to V+, UVLO = V
EE
, C
INBIAS
= 1礔,
C
REGOUT
= 2.2礔, R
RTCT
= 25k&, C
RTCT
= 100pF, C
BST
= 0.22礔, T
J
= 0癈 to +125癈, unless otherwise noted. Typical values are
at T
J
= +25癈. All voltages are referenced to V
EE
, unless otherwise noted.)
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MAX5953DUTM+ 功能描述:電壓模式 PWM 控制器 IEEE 802.3af PD Int & PWM Controller RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
MAX5953DUTM+T 功能描述:電壓模式 PWM 控制器 IEEE 802.3af PD Int & PWM Controller RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
MAX5954AETX+ 功能描述:熱插拔功率分布 Single 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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MAX5954LETX+ 功能描述:熱插拔功率分布 Single 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