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PM1202 V2.0插针嵌入式POE模组 主板嵌入POE功能 足2A 隔离型


插针嵌入式POE模组12V2A国标隔离型

价格:面议

DESCRIPTION

12V,  24W  PD(Powered Device)  Integrated  Module  (Isolation  Type)

 

FEATURES

-  Fully  supports IEEE?7?9  Std.  802.3af-2003 and emerging 802.3at

-  Input Voltage  Range  44V  to  57V

-  Short  Circuit Protection

-  In-rush  Current Limit

-  Over-temperature  Protection

-  Programmable  Classification (Default  :  Class  4)

-  High  Efficiency

-  Easy  Installation and  Low  Cost  (Isolation  Type, Minimum  External  Devices  required)

-  Low Output  Ripple  and  Noise

-  Adjustable Output  Voltage

-  1500Vrms Isolation  (Input-Output) 

 

PIN  ASSIGNMENT

Pin #

Name

Description

12

NC

Do Not Connect.

3

VA1

Input (1). This input pin connects to the centre tap of the transformer connected  to pins 1&2 of the RJ45 connector. It is not polarity sensitive.

4

VA2

Input (2). This input pin connects to the centre tap of the transformer connected to pins 3&6 of the RJ45 connector. It is not polarity sensitive.

5

VB1

Direct Input (1). This input pin connects to pin 4&5 of the RJ45 connector(or centretap of 4&5). It is not polarity sensitive.

6

VB2

Direct Input (2). This input pin connects to pin 7&8 of the RJ45 connector(or centretap of 7&8). It is not polarity sensitive.

78

-VDC

Negative DC Output. This pin provides the -VDC output.

910

+VDC

Positive DC Output. This pin provides the +VDC output.

 

ELECTRICAL SPECIFICATIONS

No

Item

Specification

1

Input Voltage

44~57V

2

Output Voltage

12V Typ.

3

Output Current (Vin=56V)

2.5A Max.

4

Line Regulation

5%

5

Load Regulation

5%

6

Ripple & Noise

200mVp-p max.

7

Efficiency

88% max.

8

Input to Output Isolation

1500 Vrms

9

Type of DC/DC Converter

Flyback Type

10

Operating Temperature

-20 ~ +50 ℃