参数资料
型号: MAX5922CEUI+
厂商: Maxim Integrated
文件页数: 20/21页
文件大小: 437K
描述: IC NETWORK PWR SW +48V 28-TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
类型: 以太网供电开关(PoE)
应用: 远程外设(工业控制,相机,数据访问)
内部开关:
电源电压: 32 V ~ 60 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-TSSOP
包装: 管件
+48V, Single-Port Network Power Switch
For Power-Over-LAN
20   ______________________________________________________________________________________
Typical Application Circuits
MAX5922A/MAX5922B
DATA
LAN SWITCH
+48V IN
+48V OUT
RJ45
+48V POWER OVER
SIGNAL PAIRS
CAT5
RJ45
PD
POWERED DEVICE
(IP PHONES, WIRELESS LAN
ACCESS NODE, SECURITY
CAMERA, ETC.)
POWER SENT OVER SIGNAL PAIRS
MAX5922A/MAX5922C
MIDSPAN HUB
+48V IN
+48V OUT
RJ45
+48V POWER OVER
SPARE PAIRS
CAT5
RJ45
PD
POWERED DEVICE
(IP PHONES, WIRELESS LAN
ACCESS NODE, SECURITY
CAMERA, ETC.)
POWER SENT OVER SPARE PAIRS
CAT5
RJ45  RJ45
8
5
9
18
17
16
7
UVLO
RCL
RDT
CL0
CL1
CL2
AGND_S
AGND
11
10
12
24
20
21
22
25
19
V
DIG
POK
FAULT
ZC
CLASS
LATCH
ZC_EN
EN
DCA*
DGND
IN
DRAIN
OUT
4
1, 2
27, 28
MAX5922
OPEN-DRAIN
OUTPUTS
REFERENCED
TO DGND
OPEN-DRAIN OUTPUTS
REFERENCED TO DGND
680nF
R
RDT
18.2k&
1%
R
RCL
150&
1%
+48V
R
SENSE
0.5&
1%
48V
OUTPUT TO
PORT
OFF
ON
CONNECT DCA TO VDIG
FOR MIDSPAN MODE
NOTE: ALL SIGNAL AND DIGITAL INPUTS/OUTPUTS ARE
REFERENCED TO DGND. DGND CAN BE ?V FROM AGND_S.
*MAX5922A ONLY. MAX5922B/MAX5922C DO NOT HAVE A DCA PIN.
0.1礔
100V
47礔
100V
1&
5%
 1/16W
100&
10礔
10V
1礔
10V
V
DIG
 1.65V TO 5.5V
(REF TO DGND)
B1100LB
100V, 1A
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MAX5922CEUI+ 功能描述:热插拔功率分布 48V Single-Port Network Power Switch RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube
MAX5922CEUI+T 功能描述:热插拔功率分布 48V Single-Port Network Power Switch RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube
MAX5922CEUI-T 功能描述:热插拔功率分布 RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube
MAX5923EUP 功能描述:热插拔功率分布 RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube
MAX5923EUP+ 功能描述:热插拔功率分布 60V Hot-Swap Switch RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube