参数资料
型号: LTC4266IUHF#PBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: POWER SUPPLY MANAGEMENT CKT, PQCC38
封装: 5 X 7 MM, LEAD FREE, PLASTIC, MO-220WHKD, QFN-38
文件页数: 23/30页
文件大小: 414K
代理商: LTC4266IUHF#PBF
LTC4266
4266fa
electricAl chArActeristics
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
–48VSupplyVoltage
AGND–VEE
ForIEEEType1ComplaintOutput
ForIEEEType2ComplaintOutput
l
45
51
57
V
UndervoltageLock-outLevel
l
20
25
30
V
VDD
VDDSupplyVoltage
VDD–DGND
l
3.0
3.3
4.3
V
UndervoltageLock-out
l
2.2
V
AllowableDigitalGroundOffset
DGND–VEE
l
25
57
V
IEE
VEESupplyCurrent
(AGND–VEE)=55V
l
–2.4
–5
mA
IDD
VDDSupplyCurrent
(VDD–DGND)=3.3V
l
1.1
3
mA
Detection
DetectionCurrent–ForceCurrent
FirstPoint,AGND–VOUTn=9V
SecondPoint,AGND–VOUTn=3.5V
l
220
140
240
160
260
180
A
DetectionVoltage–ForceVoltage
AGND–VOUTn,5A≤IOUTn≤500A
FirstPoint
SecondPoint
l
7
3
8
4
9
5
V
DetectionCurrentCompliance
AGND–VOUTn=0V
l
0.8
0.9
mA
VOC
DetectionVoltageCompliance
AGND–VOUTn,OpenPort
l
10.4
12
V
DetectionVoltageSlewRate
AGND–VOUTn,CPORT=0.15F
l
0.01
V/s
Min.ValidSignatureResistance
l
15.5
17
18.5
Max.ValidSignatureResistance
l
27.5
29.7
32
Classification
VCLASS
ClassificationVoltage
AGND–VOUTn,0mA≤ICLASS≤50mA
l
16.0
20.5
V
ClassificationCurrentCompliance
VOUTn=AGND
l
53
61
67
mA
ClassificationThresholdCurrent
Class0–1
Class1–2
Class2–3
Class3–4
Class4–Overcurrent
l
5.5
13.5
21.5
31.5
45.2
6.5
14.5
23
33
48
7.5
15.5
24.5
34.9
50.8
mA
VMARK
ClassificationMarkStateVoltage
AGND–VOUTn,0.1mA≤ICLASS≤10mA
l
7.5
9
10
V
MarkStateCurrentCompliance
VOUTn=AGND
l
53
61
67
mA
GateDriver
GATEPinPull-DownCurrent
PortOff,VGATEn=VEE+5V
PortOff,VGATEn=VEE+1V
l
0.4
0.08
0.12
mA
GATEPinFastPull-DownCurrent
VGATEn=VEE+5V
30
mA
GATEPinOnVoltage
VGATEn–VEE,IGATEn=1A
l
8
14
V
OutputVoltageSense
VPG
PowerGoodThresholdVoltage
VOUTn–VEE
l
2
2.4
2.8
V
OUTPinPull-UpResistancetoAGND
0V≤(AGND–VOUTn)≤5V
l
300
500
700
Theldenotesthespecificationswhichapplyoverthefulloperating
temperaturerange,otherwisespecificationsareatTA=25°C.AGND–VEE=54V,AGND=DGND,andVDD–DGND=3.3Vunlessotherwise
noted.(Notes3,4)
相关PDF资料
PDF描述
LT3495EDDB#TRPBF 0.78 A SWITCHING REGULATOR, PDSO10
LT1740-7PGB1 1-OUTPUT AC-DC REG PWR SUPPLY MODULE
LSN-3.3/10-D12BH 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
LM2575TV-12G 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PZFM5
LPD5.2SP 1-OUTPUT 50 W DC-DC REG PWR SUPPLY MODULE
相关代理商/技术参数
参数描述
LTC4267 制造商:LINER 制造商全称:Linear Technology 功能描述:Quad IEEE 802.3at Power over Ethernet Controller
LTC4267-1 制造商:LINER 制造商全称:Linear Technology 功能描述:Power over Ethernet IEEE 802.3af PD Interface with Integrated Switching Regulator
LTC4267-3 制造商:LINER 制造商全称:Linear Technology 功能描述:Power over Ethernet IEEE 802.3af PD Interface with Integrated Switching Regulator
LTC4267CDHC 制造商:Linear Technology 功能描述:Hot Swap Controller 1-CH -57V 16-Pin DFN EP
LTC4267CDHC#PBF 功能描述:IC POE 802.3AF INTERFACE 16-DFN RoHS:是 类别:集成电路 (IC) >> 接口 - 控制器 系列:- 标准包装:2,450 系列:- 控制器类型:SPI 总线至 I²C 总线桥接 接口:I²C,串行,SPI 电源电压:2.4 V ~ 3.6 V 电流 - 电源:11mA 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:24-VFQFN 裸露焊盘 供应商设备封装:24-HVQFN(4x4) 包装:托盘 配用:568-3511-ND - DEMO BOARD SPI TO I2C 其它名称:935286452157SC18IS600IBSSC18IS600IBS-ND