参数资料
型号: MAX5935EAX+
厂商: Maxim Integrated
文件页数: 3/44页
文件大小: 700K
描述: IC CTRLR POWER QUAD 36-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 30
类型: 以太网供电控制器(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: 36-BSOP(0.295",7.50mm 宽)
供应商设备封装: 36-SSOP
包装: 管件
Quad Network Power Controller
for Power-Over-LAN
_______________________________________________________________________________________   3
ELECTRICAL CHARACTERISTICS (continued)
(AGND = +48V. V
EE
= 0V, V
DD
to DGND = +3.3V. All voltages are referenced to V
EE
, unless otherwise noted. Typical
values are at AGND = +48V, DGND = +48V, V
DD
= (DGND + 3.3V), T
A
= +25癈. Currents are positive when entering the pin and
negative otherwise.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
NIT
Minimum Foldback Current-
Limit Threshold
V
TH_FB
V
OUT_
 = V
AGND
64
mV
SENSE_ Input Bias Current
V
SENSE_
 = V
EE
-2
SUPPLY MONITORS
V
EE
 Undervoltage Lockout
V
EEUVLO
V
AGND
 - V
EE
, (V
AGND
  V
EE
) increasing
28.5
V
V
EE
 Undervoltage-Lockout
Hysteresis
V
EEUVLOH
3
V
V
EE
 Overvoltage
V
EE_OV
(V
AGND
 - V
EE
)
 
> V
EE_OV
, V
AGND
 increasing
62.5
V
V
EE
 Overvoltage Hysteresis
V
OVH
1
V
V
EE
 Undervoltage
V
EE_UV
(V
AGND
 - V
EE
) < V
EE_UV
, V
AGND
 decreasing
40
V
V
DD
 Overvoltage
V
DD_OV
(V
DD
 - V
DGND
)
 
> V
DD_OV
, V
DD
 increasing
3.71
V
V
DD
 Undervoltage
V
DD_UV
(V
DD
 - V
DGND
) < V
DD_UV
, V
DD
 decreasing
2.82
V
V
DD
 Undervoltage Lockout
V
DDUVLO
Device operates when (V
DD
 - V
DGND
) >
V
DDUVLO
, V
DD
 increasing
1.3
V
V
DD
 Undervoltage-Lockout
Hysteresis
V
DDHYS
120
mV
Thermal-Shutdown Threshold
T
SHD
Ports shut down and device resets if its junction
temperature exceeds this limit, temperature
increasing
+150
Thermal-Shutdown Hysteresis
T
SHDH
20
OUTPUT MONITOR
OUT_ Input Current
I
BOUT
V
OUT
 = V
AGND
, all modes
2
Idle Pullup Current at OUT_
I
DIS
OUT_ discharge current, detection and
classification off, port shutdown,
V
OUT_
 = V
AGND
 - 2.8V
200
260
PGOOD High Threshold
PG
TH
V
OUT_
 - V
EE
, OUT_ decreasing
1.5
2.0
2.5
V
PGOOD Hysteresis
PG
HYS
220
mV
PGOOD Low-to-High Glitch
Filter
t
PGOOD
Minimum time PGOOD has to be high to set bit in
register 10h
3
ms
LOAD DISCONNECT
DC Load Disconnect
Threshold
V
DCTH
Minimum V
SENSE
 allowed before disconnect (DC
disconnect active), V
OUT_
 = V
EE
2.5
4
5
mV
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