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Specifications
Isolation Voltage(Vrms):
1.5kV
Inductance:
350uH
Operating Temperature:
-40℃~+85℃
Turns Ratio:
1:1
rate:
1000M
Mfr. Part #:
G4812S
Package:
SMD-48P,27.8x12.3mm
Key Attributes
Model Number:
G4812S
Product Description
Product Overview
The G4812S is a 100/1000M POE+ Double Port Transformer Module designed for long-haul Gigabit Ethernet 1000 Base-T, full duplex applications. It supports four pairs of category 5 UTP cable, providing isolation and low common mode emissions. This module is compliant with IEEE 802.3at standard and is suitable for both End-span and Mid-span POE+ applications, offering a 720mA current capability per POE port. It operates within a temperature range of -40 to +85.
Product Attributes
- Brand: CND-tek
- Model: G4812S
- Type: 100/1000M POE+ Double Port Transformer Module
- Application: Gigabit Ethernet 1000 Base-T, full duplex
- Cable Support: Category 5 UTP cable
- POE+ Compatibility: IEEE 802.3at standard
- POE+ Application: End-span and Mid-span
Technical Specifications
| Specification | Value |
|---|---|
| Units/Reel | 300 PCS |
| Reel/Carton | 5 PCS |
| Units/Carton | 1500 PCS |
| OCL (In-Phase) | 350 H Min. @ 100 KHz, 100mV with 8mA DC Bias |
| Leakage Inductance | 0.5 H Max. @ 100KHz, 0.1V |
| Cw/w | 28pF Max. @ 100KHz, 0.1V |
| DCR | 1.20 Max. |
| Turns Ratio (5%) | 1CT:1CT(TX), 1CT:1CT(RX) |
| Polarity | 2-47, 5-44, 8-41, 11-38,14-35,17-32,20-29,23-26 |
| Insertion Loss | -1.1 dB Max. @ 1-100MHz |
| Return Loss | -18 dB Min. @ 0.5-30MHz -15 dB Min. @ 40 MHz -13 dB Min.@ 60MHz -11 dB Min.@ 80MHz -10 dB Min.@ 100MHz |
| Common Mode Rejection | -45 dB Min.@ 30 MHz -40 dB Min.@ 60 MHz -35 dB Min.@ 100MHz |
| Isolation HI-POT | 1500Vrms 1mA 1Second |
| Cross Talk | -43 dB Min.@ 1-30 MHz -37 dB Min.@ 60 MHz -35 dB Min.@ 100 MHz |
| Current Capability Per POE Port | 720mA |
| Operating Temperature Range | -40 TO +85 |
| Storage Temperature Range | -40 TO +125 |
| Dimensions (L x W x H) | 27.800.30mm x 15.300.25mm x 12.250.25mm |
| Export Carton Dimensions (L x W x H) | 367mm x 337mm x 235mm |
2410141446_CND-tek-G4812S_C3003221.pdf
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