参数资料
型号: MAX5965AUAX+T
厂商: Maxim Integrated
文件页数: 15/54页
文件大小: 1334K
描述: IC PSE CTRLR FOR POE 36SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1,000
类型: 以太网供电控制器(PoE)
应用: IP 电话,LAN 网络供电,网络路由器和交换机
内部开关:
电源电压: 2.4 V ~ 3.6 V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-BSOP(0.295",7.50mm 宽)
供应商设备封装: 36-SSOP
包装: 带卷 (TR)
High-Power, Quad, Monolithic, PSE Controllers
for Power over Ethernet
______________________________________________________________________________________   15
Functional Diagram
50礎
90礎
100mA
MAX
FAST
DISCHARGE
CONTROL
212mV
182mV
 13V CLAMP
CURRENT-LIMIT
DETECTOR
4mV
OVERCURRENT
(OVC)
OPEN CIRCUIT
(OC)
CURRENT
LIMIT (ILIM)
PWR_EN_
10V
VOLTAGE
SENSING
FOLDBACK
CONTROL
9-BIT ADC
CONVERTER
VOLTAGE PROBING
AND
CURRENT-LIMIT
CONTROL
CURRENT SENSING
SENSE_
GATE_
OUT_
DET_
A = 3
AC
DETECTION*
ACD_ENABLE
AC DISCONNECT
SIGNAL
(ACD)
ACD
REFERENCE
CURRENT
DETECTION/
CLASSIFICATION
SM
PORT
STATE
MACHINE
(SM)
REGISTER FILE
THREE-WIRE
SERIAL
PORT
INTERFACE
AUTO
MIDSPAN
A0
A1
A2
A3
ANALOG
BIAS/
SUPPLY
MONITOR
AGND
*AC DETECTION ONLY FOR THE MAX5965B.
V
EE
V
DD
DGND
+10V ANALOG
+5V DIG
VOLTAGE
REFERENCES
CURRENT
REFERENCES
CENTRAL LOGIC UNIT
(CLU)
DGND
OSC
SCL    SDAIN  SDAOUT
V
DD
OSCILLATOR
MONITOR
SHD_
RESET
INT
MAX5965A/MAX5965B
9-BIT
ADC
REGISTER
FILE
CURRENT
MEASUREMENT
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