通信与网络设备
EFD
磁芯：EFD
型号：50 款
功率
隔离：1500Vrms
精选适用于通信与网络设备的EFD变压器。请使用下方表格对比规格并筛选候选型号。
关键选型参数
- 隔离耐压：PoE 符合 IEEE 802.3af/at（典型 1500Vrms），端口加强绝缘
- 输入母线：PoE 48V / 12V 或宽范围 DC-DC
- Output & power: set by port / channel count
- EMC: EN 55032 / CISPR 22 Class B; industrial see EN 55011
- Operating temp: devices often 0~+70°C; outdoor needs -40~+85°C wide temp
- 封装密度：SMD 小尺寸，适合高密度布局
- 可靠性：通信设备要求长寿命、可量化的 MTBF
- Cert & eco: CE / UL / TÜV, RoHS
型号选择（50 款）
显示50共 50 款型号
| 料号 | 子磁芯 | 拓扑 / 类型 | 输入(V) | 输出(V/A) | 功率(W) | 匝数 | Ind. L(µH) | 隔离 | 尺寸(mm) | 封装 | 温度 | 标准 | 替代料号 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2210371 | EFD15 | PoE 反激 | 36-72V | 2.5V/2.4A | 6.00 | 1:0.08:0.33 | 55 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119333 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210372 | EFD15 | PoE 反激 | 36-72V | 3.3V/1.8A | 6.00 | 1:0.11:0.36 | 65 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210373 | EFD15 | PoE 反激 | 36-72V | 5.0V/1.2A | 6.00 | 1:0.15:0.35 | 60 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210374 | EFD15 | PoE 反激 | 36-72V | 12.0V/0.5A | 6.00 | 1:0.35:0.35 | 55 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210375 | EFD15 | PoE 反激 | 36-72V | 1.8V/3.3A | 13.0 | 1:0.07:0.36 | 45 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119318 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210376 | EFD15 | PoE 反激 | 36-72V | 2.5V/2.4A | 13.0 | 1:0.08:0.33 | 35 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119333 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210377 | EFD15 | PoE 反激 | 36-72V | 3.3V/1.8A | 13.0 | 1:0.11:0.36 | 40 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210378 | EFD15 | PoE 反激 | 36-72V | 5.0V/1.2A | 13.0 | 1:0.15:0.35 | 40 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210379 | EFD15 | PoE 反激 | 36-72V | 12.0V/0.5A | 13.0 | 1:0.35:0.35 | 35 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210380 | EFD15 | PoE 反激 | 36-72V | 19.5V/0.67A | 13.0 | 1:0.57:0.35 | 37 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210381 | EFD15 | PoE 反激 | 36-72V | 24V/0.54A | 13.0 | 1:0.67:0.33 | 37 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210394 | EFD15 | PoE 反激 | 28-59V | 5.0V/2.4A | 12.0 | 1:0.20:0.50 | 100.7 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210395 | EFD15 | PoE 反激 | 28-59V | 5.2V/2.5A | 12.0 | 1:0.20:0.50 | 70 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3af | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210401 | EFD20 | PoE 反激 | 36-72V | 3.3V/10.0A | 33.0 | 1:0.125:0.5 | 38.3 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210402 | EFD20 | PoE 反激 | 36-72V | 5.0V/6.0A | 30.0 | 1:0.14:0.33 | 42.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210403 | EFD20 | PoE 反激 | 36-72V | 5.0V/6.0A | 30.0 | 1:0.14:0.429 | 65.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210404 | EFD20 | PoE 反激 | 36-72V | 5.0V/8.0A | 40.0 | 1:0.188:0.50 | 28.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210405 | EFD20 | PoE 反激 | 36-72V | 12V/2.5A | 30.0 | 1:0.33:0.33 | 42.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210406 | EFD20 | PoE 反激 | 36-72V | 12.0V/5.0A | 60.0 | 1:0.375:438 | 20.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210407 | EFD20 | PoE 反激 | 33-72V | 19.5V/1.5A | 29.3 | 1:0.56:0.33 | 42.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210408 | EFD20 | PoE 反激 | 33-72V | 24V/1.25A | 30.0 | 1:0.67:0.33 | 42.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210409 | EFD20 | PoE 反激 | 36-57V | 3.3V/17.1A | 56.5 | 1:0.143:0.50 | 22.2 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210410 | EFD20 | PoE 反激 | 36-57V | 5.0V/11.3A | 56.5 | 1:0.214:0.50 | 22.2 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210411 | EFD20 | PoE 反激 | 36-57V | 12V/4.7A | 56.5 | 1:0.50:0.50 | 17.8 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210412 | EFD20 | PoE 反激 | 36-57V | 24V/2.4A | 57.6 | 1:1:0.50 | 17.8 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210413 | EFD20 | PoE 反激 | 36-57V | 48V/1.2A | 57.6 | 1:2:0.50 | 17.8 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210414 | EFD20 | PoE 反激 | 36-57V | 3.3V/19.70A | 65.0 | 1:0.143:0.50 | 18.9 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210415 | EFD20 | PoE 反激 | 36-57V | 5.0V/13.00A | 65.0 | 1:0.214:0.50 | 18.9 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210416 | EFD20 | PoE 反激 | 36-57V | 12.0V/5.40A | 65.0 | 1:0.50:0.50 | 15.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210417 | EFD20 | PoE 反激 | 36-57V | 24.0V/2.70A | 65.0 | 1:1:0.50 | 15.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210418 | EFD20 | PoE 反激 | 36-57V | 48.0V/1.35A | 65.0 | 1:2:0.50 | 15.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210419 | EFD20 | PoE 反激 | 18-60V | 13.0V/2.3A | 30.0 | 1:0.8:0.90 | 15.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750344488 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210420 | EFD20 | PoE 反激 | 20-48V | 5.0V/6.0A | 30.0 | 1:0.333:0.666 | 6.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210421 | EFD20 | PoE 反激 | 20-48V | 12V/2.5A | 30.0 | 1:0.50:0.40 | 8.3 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750313441 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210422 | EFD20 | PoE 反激 | 30-75V | 5.0V/6.0A | 30.0 | 1:0.286:0.571 | 15.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210423 | EFD20 | PoE 反激 | 30-75V | 12.0V/2.5A | 30.0 | 1:0.40:0.333 | 14.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210424 | EFD20 | PoE 反激 | 18-100V | 12.0V/2.5A | 30.0 | 1:0.40:0.40 | 14.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210425 | EFD20 | PoE 反激 | 9-36V | 3.3V/10A | 33.0 | 1:0.33:1.167 | 4.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210426 | EFD20 | PoE 反激 | 9-36V | 5.0V/7.0A | 35.0 | 1:0.50:1.165 | 4.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210427 | EFD20 | PoE 反激 | 9-36V | 12.0V/3.0A | 36.0 | 1:1.163:1.163 | 4.5 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 749119350 Pulse: PA2204NLT Coilcraft: FCT1-xx-22M22SL |
| 2210429 | EFD20 | PoE 反激 | 36-72V | 24.0V/2.5A | 60 | 6:1:3.5 | 100 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750310002 Pulse: PA1558NL Coilcraft: POE300F |
| 2210433 | EFD20 | PoE 反激 | 36-72V | 3.3V/9.0A | 30 | 1:0.33:1 | 72.9 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750310002 Pulse: PA1558NL Coilcraft: POE300F |
| 2210434 | EFD20 | PoE 反激 | 36-72V | 5.0V/6.0A | 30 | 1:0.44:1 | 72.9 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750310002 Pulse: PA1558NL Coilcraft: POE300F |
| 2210435 | EFD20 | PoE 反激 | 36-72V | 12V/2.5A | 30 | 1:1:1 | 72.9 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750310002 Pulse: PA1558NL Coilcraft: POE300F |
| 2210436 | EFD20 | PoE 反激 | 33-72V | 19.5V/1.55A | 30 | 1:1.44:0.88 | 72.9 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750310002 Pulse: PA1558NL Coilcraft: POE300F |
| 2210437 | EFD20 | PoE 反激 | 33-72V | 24V/1.25A | 30 | 1:1.78:0.88 | 72.9 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750310002 Pulse: PA1558NL Coilcraft: POE300F |
| 2210446 | EFD20 | PoE 反激 | 36-72V | 12V/5.0A | 60 | 1:0.50:0.50 | 100 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750310002 Pulse: PA1558NL Coilcraft: POE300F |
| 2210465 | EFD25 | PoE 反激 | 20-48V | 24.0V/1.9A | 45.6 | 1:0.5:0.5 | 8.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750313441 Pulse: PA2464NLT Coilcraft: POE62F |
| 2210466 | EFD25 | PoE 反激 | 20-48V | 12.0V/3.8A | 45 | 1:0.667:0.444 | 8.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750313441 Pulse: PA2464NLT Coilcraft: POE62F |
| 2210467 | EFD25 | PoE 反激 | 20-48V | 24.0V/1.9A | 45.6 | 1:1:0.444 | 8.0 | 1500Vrms | — | — | -40~++85℃ | IEEE 802.3bt | Würth: 750313443 Pulse: PA2464NLT Coilcraft: POE62F |
规格仅供初步选型参考；最终设计以官方数据手册和样品确认为准。
选型建议
- 本系列共有 50 models, power 6。0–65.0 W, isolation 1500Vrms, temp -40~+85°C.
- 请先按输入电压和输出功率筛选，使用上方功率/搜索框即可快速定位所需型号。
- 初选出 2–3 款候选型号后，请索取完整数据手册、认证文件及样品；并在满载条件下验证温升、耐压及 EMC 性能。
需要定制或未列出的型号？
如需完整规格书、认证文件或样品，请联系我们团队索取。
