参数资料
型号: MAX5969BETB+T
厂商: Maxim Integrated
文件页数: 5/14页
文件大小: 0K
描述: IC PWR OVER ETHERNET SW 10TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
类型: 以太网供电控制器 PD 开关(PoE)
应用: 远程外设(工业控制,相机,数据访问)
内部开关:
电流限制: 720mA 至 880mA
电源电压: 60V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
供应商设备封装: 10-TDFN-EP(3x3)
包装: 标准包装
其它名称: MAX5969BETB+TDKR
IEEE 802.3af/at-Compliant, Powered Device Interface
Controllers with Integrated Power MOSFET
Typical Operating Characteristics
(V IN = (V DD - V SS ) = 54V, R DET = 24.9kω, R CLS = 615ω. RTN, WAD, PG, and 2EC unconnected; all voltages are referenced to V SS. )
INPUT CURRENT (DETECTION)
vs. INPUT VOLTAGE
SIGNATURE RESISTANCE
vs. INPUT VOLTAGE
INPUT OFFSET CURRENT
vs. INPUT VOLTAGE
0.5
0.4
0.3
I IN = I VDD + I DET
R DET = 24.9k I
RTN = 2EC = PG = WAD = V DD
-40°C P T A P +85 N C
26.0
25.5
I IN = I VDD + I DET
R DET = 24.9k I
RTN = 2EC = PG = WAD = V DD
T A = -40NC
4
2
T A = -40NC
T A = +85NC
25.0
0
0.2
0.1
24.5
T A = +25NC
T A = +85NC
-2
T A = +25NC
0
0
2
4
6
8
10
24.0
0
2
4
6
8
10
-4
0
2
4
6
8
10
V IN (V)
V IN (V)
V IN (V)
70
INPUT CURRENT (CLASSIFICATION)
vs. INPUT VOLTAGE
CLASSIFICATION SETTLING TIME
MAX5969A toc05
2.0
2EC SINK CURRENT vs. 2EC VOLTAGE
60
CLASS 5
V IN
10V/div
1.6
T A = -40NC
T A = +25NC
50
40
30
CLASS 4
CLASS 3
I IN
0A 200mA/div
1.2
0.8
T A = +85NC
20
10
0
0
5
10
CLASS 2
CLASS 1
CLASS 0
15 20
25
30
100μs/div
R CLS = 30.9 I
V CLS
1V/div
0V
0.4
0
0
10
20
V SS UNCONNECTED
V 2EC REFERENCED TO RTN
V WAD = 14V
30 40 50
60
V IN (V)
V 2EC (V)
300
PG SINK CURRENT vs. PG VOLTAGE
150
INRUSH CURRENT LIMIT
vs. RTN VOLTAGE
900
NORMAL OPERATION CURRENT LIMIT
vs. RTN VOLTAGE
250
T A = -40NC
T A = +25NC
130
800
700
200
T A = +85NC
110
600
500
150
100
90
70
400
300
200
50
0
10
20
30
40
50
60
50
0
10
20
30
40
50
60
100
0
10
20
30
40
50
60
V PG (V)
V RTN (V)
V RTN (V)
_______________________________________________________________________________________
5
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