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MAX5942A

IEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

General Description The MAX5942A/MAX5942B integrate a complete power IC for powered devices (PD) in a power-over-ethernet (PoE) system. The MAX5942A/MAX5942B provide a PD interface and a compact DC-DC PWM controller suitable for flyback and forward converters in either isolated or nonisolated des

文件:465.85 Kbytes 页数:24 Pages

Maxim

美信

MAX5942A

nullIEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

文件:461.32 Kbytes 页数:24 Pages

Maxim

美信

MAX5942ACSE

IEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

General Description The MAX5942A/MAX5942B integrate a complete power IC for powered devices (PD) in a power-over-ethernet (PoE) system. The MAX5942A/MAX5942B provide a PD interface and a compact DC-DC PWM controller suitable for flyback and forward converters in either isolated or nonisolated des

文件:465.85 Kbytes 页数:24 Pages

Maxim

美信

MAX5942A-MAX5942B

IEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

General Description The MAX5942A/MAX5942B integrate a complete power IC for powered devices (PD) in a power-over-ethernet (PoE) system. The MAX5942A/MAX5942B provide a PD interface and a compact DC-DC PWM controller suitable for flyback and forward converters in either isolated or nonisolated des

文件:465.85 Kbytes 页数:24 Pages

Maxim

美信

MAX5942A_V01

nullIEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

文件:461.32 Kbytes 页数:24 Pages

Maxim

美信

MAX5942ACSE

nullIEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

文件:461.32 Kbytes 页数:24 Pages

Maxim

美信

MAX5942AESE

nullIEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

文件:461.32 Kbytes 页数:24 Pages

Maxim

美信

MAX5942A

IEEE 802.3af以太网供电接口/PWM控制器,适用于用电设备

MAX5942A/MAX5942B为以太网供电(PoE)系统中的受电设备(PD)集成提供完整的电源IC。MAX5942A/MAX5942B提供PD接口和紧凑的DC-DC PWM控制器,适合于隔离或非隔离设计中的反激和正激转换器。\nMAX5942A/MAX5942B PD接口符合IEEE™ 802.3af标准,提供带有检测签名、分类签名的PD,并集成带可编程浪涌电流控制的隔离开关。这些器件还具有带较宽滞回的供电模式欠压锁定(UVLO)和电源就绪状态指示。\nMAX5942A/MAX5942B还集成了实现DC-DC固定频率隔离电源所需的全部组件。这些器件为电流模式控制器,带有集成的高压启动电路, ·受电设备接口\n·全集成、符合IEEE 802.3af标准的PD接口\n·PD检测和可编程分类签名\n·检测期间的漏电流偏差小于10µA\n·集成MOSFET用于隔离和浪涌电流限制\n·栅极输出允许外部控制内部隔离FET\n·可编程浪涌电流控制/ULVO\n·PGOOD//PGOOD输出使能PWM控制器\n·PWM控制器\n·宽输入范围:18V至67V\n·隔离的(无需光电耦合器)或非隔离电源\n·电流模式控制\n·前沿消隐\n·内部校准的275kHz ±10%振荡器\n·软启动;

ADI

亚德诺

MAX5942ACSE+T

Package:16-SOIC(0.154",3.90mm 宽);包装:管件 类别:集成电路(IC) 以太网供电(PoE)控制器 描述:IC POE CNTRL 1 CHANNEL 16SOIC

AD

亚德诺

MAX5942AESE+

Package:16-SOIC(0.154",3.90mm 宽);包装:管件 类别:集成电路(IC) 以太网供电(PoE)控制器 描述:IC IEEE 802.3AF POE SYSTM 16SOIC

AD

亚德诺

技术参数

  • RDS(ON) (PD MOSFET)(Ω):

    0.6

  • PWM:

    Yes

  • Switching Frequency(kHz):

    275

  • Features:

    85% Max. Duty Cycle

  • RoHS Available:

    Yes

  • Package/ Pins:

    SOIC(N)/8

  • Smallest Available Pckg. (max w/pins)(mm2):

    62

  • Oper. Temp.(°C):

    -40 to +85

  • Budgetary Price (See Notes):

    $3.36 @1k

供应商型号品牌批号封装库存备注价格
MAXIM
25+
SOP
18000
原厂直接发货进口原装
询价
24+
3000
公司现货
询价
MAXIM
23+
DIP16
5000
原装正品,假一罚十
询价
MAXIM
23+
原装正品
6500
绝对全新原装!现货!特价!请放心订购!
询价
MAXIM
24+
SOP-16
5000
只做原装公司现货
询价
ALTERA
23+
BGA256
12000
全新原装假一赔十
询价
MAXIM
23+
SOP16
8650
受权代理!全新原装现货特价热卖!
询价
MAXIM
25+23+
SOP16
33614
绝对原装正品全新进口深圳现货
询价
Maxim
20+
na
65790
原装优势主营型号-可开原型号增税票
询价
maxim
20+
DIP
90000
全新原装
询价
更多MAX5942A供应商 更新时间2025-10-4 16:18:00