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WHSG50015P0 1000M Dual Ports 50PIN PoE+ (up to 720 mA) LAN Transformer
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LAN Transformer

WHSG50015P0 Gigabit LAN Transformer

Dual-port 10/100/1000BASE-T LAN transformer (Ethernet transformer): 50-pin SMD. Operating temperature −40 to +85 °C.

Data rate
10/100/1000BASE-T
Ports
Dual port
Mounting
SMD
Operating temperature
−40 to +85 °C
WHSG50015P0 LAN Transformer perspective view

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01Specifications

WHSG50015P0 specifications

ParameterValue
Data rate 10/100/1000BASE-T
Ports Dual port
Operating temperature −40 to +85 °C
Mounting SMD
Pins 50
Pitch 1.02 mm

Values from published data for this part (parameters, FAQ and evaluation report). The datasheet prevails.

WHSG50015P0Need samples, or a value that is not in this table? Ask our FAE team. Get a Quote or Samples + Add to Inquiry

02Applications

Where WHSG50015P0 is used

  • Switches and routers
  • Wireless access points
  • IP cameras
  • Industrial control devices

Typical application

Ethernet PHYWHSG50015P0RJ45 jackTD+1 TX+TD−2 TX−RD+3 RX+RD−6 RX−ESD / TVS (optional)TX · 1CT:1CTRX · 1CT:1CTCTCTPHY-side CT: bias per PHY typeR1 75 ΩR2 75 ΩC1 1000 pF / 2 kVBob Smith terminationShield to chassis

The transformer isolates the PHY from the cable and couples the TX and RX differential pairs to the RJ45 jack.

Center-tap biasing on the PHY side depends on the PHY type (voltage-mode or current-mode).

Typical application for reference. Follow the PHY vendor's reference design.

Design notes

  1. 01Connect the center taps according to your PHY type.Voltage-mode and current-mode PHYs need different center-tap biasing; a mismatch can break auto-negotiation.Check with your PHY →
  2. 02Terminate the line-side center taps with a Bob Smith network.It gives common-mode noise a defined path to chassis ground and helps EMC.
  3. 03Add line-side surge protection for outdoor or long-cable ports.Residual surge energy through the transformer can still damage the PHY.Troubleshooting guide →

Reference designs by application:Industrial ControlSecurity MonitoringData Communication

WHSG50015P0Not sure it fits your PHY and layout? An engineer can check your design. Get a Quote or Samples + Add to Inquiry
  • WHSG50015P0 Datasheet (PDF)2026-01-28 · This part Download ↓
  • 3D model (STEP)2026-06-23 · This part Download ↓
  • PCB Layout / Package2026-01-28 · This part Download ↓
  • LAN Transformer Reliability TestLatest · Product family View →
  • LAN Transformer EU RoHS ReportLatest · Product family View →
  • REACH SVHC test reportLatest · Communication electronic components View →
WHSG50015P0Need another file format, or samples to test? Ask our FAE team. Get a Quote or Samples + Add to Inquiry

04Quality

Quality and compliance

DocumentNo.Issued / tested byDateApplies toActions
Certificate Certificate · Company ISO 9001:2015No. 19826Q02503R101 Quality management systemBeijing Xinjiyuan Certification Co., Ltd.Valid 2026-10-17 to 2029-10-16
19826Q02503R101 Beijing Xinjiyuan Certification Co., Ltd. Valid2026-10-17 to 2029-10-16 Company View PDF → Verify → Scope: R&D and sales of precision electronic connectors
Certificate Certificate · Company ISO 14001:2015No. 19826E01323R101 Environmental management systemBeijing Xinjiyuan Certification Co., Ltd.Valid 2026-10-17 to 2029-10-16
19826E01323R101 Beijing Xinjiyuan Certification Co., Ltd. Valid2026-10-17 to 2029-10-16 Company View PDF → Verify → Scope: R&D and sales of precision electronic connectors
Test report Test report · LAN transformers EU RoHSNo. WTH26H06190301C 2011/65/EU and (EU) 2015/863, 10 substancesWaltek Testing Group HCT (Shenzhen) Co., Ltd.Issued 2026-07-31
WTH26H06190301C Waltek Testing Group HCT (Shenzhen) Co., Ltd. Issued2026-07-31 LAN transformers View PDF →
Test report Test report · Communication electronic components REACH SVHCNo. WTH26H06167853C 253 substancesWaltek Testing Group HCT (Shenzhen) Co., Ltd.Issued 2026-07-01
WTH26H06167853C Waltek Testing Group HCT (Shenzhen) Co., Ltd. Issued2026-07-01 Communication electronic components View PDF →
Test report Test report · Product family Reliability test report
— — — Product family View PDF →

ISO certificates cover VOOHU's management systems. RoHS and REACH test reports cover tested samples of each product family.

05Ordering

Ordering and delivery

05.1

Samples

Samples are available for evaluation, and selected parts are free of charge. Our FAE team will be glad to confirm the options for your project.

Get a Quote or Samples →

06Compare

Same-series Comparison

Red marks values that differ from this part; data from the published parameters of each part.

Parameter WHSG50015P0This part WHSG24Z01C0 WHSG24301GM
Data rate 10/100/1000BASE-T 10/100/1000BASE-T 10/100/1000BASE-T
Mounting SMD SMD SMD
Ports Dual port Single port Single port
Pins 50 24 24
Pitch 1.02 mm 1.27 mm 1.27 mm
Operating temperature −40 to +85 °C −40 to +85 °C −40 to +125 °C
Isolation voltage — 1500 Vrms 1500 Vrms
PoE — 4PPoE (up to 3000 mA) Not PoE rated
WHSG50015P0Not sure which part in the series fits? Ask our FAE team which one to sample. Get a Quote or Samples + Add to Inquiry

07FAQ

FAQ LAN Transformer: WHSG50015P0

Can the WHSG50015P0 be used in a dual-port 802.3at PoE industrial switch?

Yes – the datasheet states that the 720 mA current capability of the WHSG50015P0 is suitable for IEEE 802.3at, and the -40 °C to +85 °C range covers most industrial enclosures. One point to settle early: the datasheet gives 720 mA as a Current Capability without marking it as per magnetic channel, per Ethernet port, or across both ports, the way other parts in this family do.

When budgeting port power, tell us the per-port current you are targeting and we will confirm the applicable scope against the current controlled document rather than having you assume a reading. The temperature ceiling already includes the component's own rise. Other options are listed in the 10/100/1000 BASE-T range.

The WHSG50015P0 has 50 pins but only 48 net names on the schematic — what are pins 13 and 38?

On the WHSG50015P0 schematic these two pins carry no net name, and they sit at the mid-point of each pin row, on the boundary between the two port groups. Until a controlled definition is issued, leave their electrical treatment open: do not default them to NC, to ground, or to a mechanical anchor.

If your board design needs a connection at those positions, request the current definition for this part number from us first.

The WHSG50015P0 and WHSG50002P1 have identical outlines — can they share a land pattern and be interchanged?

The WHSG50015P0 and WHSG50002P1 can share a land pattern but cannot be interchanged, because the pin-to-net mapping differs. Taking the first channel: on the WHSG50015P0, MCT1 is pin 50, MX1+ is pin 49 and MX1- is pin 48, while on the WHSG50002P1 the same nets fall on pins 49, 48 and 50.

The WHSG50015P0 also leaves pins 13 and 38 without a net name, whereas all fifty are assigned on the other part, and their PoE statements and temperature ranges differ. This is a same-footprint, different-definition pair, so build the BOM and netlist from each part's own schematic.

08Support

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