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5F, W2, Chengxin Building , Tian An Shen Chuang Valley Industrial Center, Fenggang Town, Dongguan City, Guangdong Province,China 523681
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Product Description
You are welcome to customize the POE modules of various size and connector and function.
The layout is after receive the research and development fee.
After ordering a certain number of modules (usually 5000 pieces no time limited), the r&d cost can be refund.
It takes 7-10 days to produce samples.After the sample is qualified, batch production.
Product Description
You are welcome to customize the POE modules of various sizes and appearances and function.
The layout is required to receive the initial research and development expenses.
After ordering a certain number of modules (usually 5000 pieces), the r&d cost can be deducted.
After the sample is qualified, batch production.
FEATURES
- Fully supports IEEE802.3af Standard and IEEE802.3at Standard
- 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 Devicesrequired)
- Low Output Ripple and Noise
- Adjustable Output Voltage
1500Vrms Isolation (Input-Output)
1. PIN ASSIGNMENT
Pin # | Name | Description |
1.2 | NC | Do Not Connect |
3 | VA 1 | 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 | VA 2 | 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 | VB 1 | Direct Input (1). This input pin connects to pin 4&5 of the connector(or centretap of 7&8). It is not polarity sensitive |
6 | VB 2 | Direct Input (2). This input pin connects to pin7&8 of the Connector(or centretap of 7&8).lt is not polarity sensitive. |
7.8 | -VDC | Negative DC Output. This pin provides the -VDC output. |
9.10 | +VDC | Positive DC Output. This pin provides the +VDC output. |
(1) Is typically 25 ℃, measured under the 48V power supply environment, only for reference design | ||
ELECTRICAL SPECIFICATIONS
| NO. | Item | Specification |
| 1 | Input Voltage | 44~57V |
| 2 | Output Voltage | 12V |
| 3 | Output Current (Vin=56V) | 2.5A Max. |
| 4 | Line Regulation | 2% |
| 5 | Load Regulation | 2% |
| 6 | Ripple & Noise | 200mVp-p max. |
| 7 | Efficiency | 88% min. |
| 8 | Input to Output Isolation | 1500 Vrms |
| 9 | Type of DC/DC Converter | Flyback Type |
| 10 | Operating Temperature | -40 ~ +85 ℃ |
PM1202 Parameter
PM1202 Datesheet
