Product Details
Place of Origin: China
Brand Name: LINK-PP
Certification: UL,ROHS,Reach,ISO
Model Number: RB1-125BAG1A
Document: LPJ0013AHNL.pdf
Payment & Shipping Terms
Minimum Order Quantity: 50/500/1000/25K
Price: $0.5-$0.8
Packaging Details: 50pcs/tray,1200pcs/carton
Delivery Time: in Stock Ship within 3days
Payment Terms: TT,NET30/60/90 Days
Supply Ability: 4200K-PCS/Month
PN: |
RB1-125BAG1A |
Made In China: |
LPJ0013AHNL |
Products Type: |
MagJack RJ45 Connector With Transformer |
LED Indicator: |
Green / Yellow |
EMI Shielding: |
Shielded |
Ethernet Application: |
10/100Base-T |
Isolation Protection: |
Built-in |
Mounting Type: |
Through Hole,Right Angle |
PN: |
RB1-125BAG1A |
Made In China: |
LPJ0013AHNL |
Products Type: |
MagJack RJ45 Connector With Transformer |
LED Indicator: |
Green / Yellow |
EMI Shielding: |
Shielded |
Ethernet Application: |
10/100Base-T |
Isolation Protection: |
Built-in |
Mounting Type: |
Through Hole,Right Angle |
The RB1-125BAG1A RJ45 1×1 with Transformer is a high-performance integrated RJ45 MagJack connector designed for 10/100Base-T Ethernet applications. This single-port, shielded RJ45 connector integrates a LAN transformer (magnetics), EMI shielding with grounding fingers, and dual-color LED indicators into a compact through-hole right-angle package.
Designed for Ethernet networking equipment requiring reliable signal integrity, EMI suppression, and space-efficient PCB integration, the RB1-125BAG1A supports AutoMDIX functionality, meets demanding electrical performance requirements, and provides excellent common mode rejection, low insertion loss, and isolation protection.
This RJ45 connector with integrated transformer and LED is ideal for applications including Ethernet switches, routers, industrial networking equipment, embedded controllers, IoT gateways, and communication devices.
| Parameter | Specification |
|---|---|
| Product Type | RJ45 Connector with Integrated Transformer |
| Part Number | RB1-125BAG1A |
| Connector Type | RJ45 Modular Jack (MagJack) |
| Configuration | 1×1 Single Port |
| Application | 10/100Base-T Ethernet |
| Integrated Magnetics | Yes |
| LED Indicator | Yes |
| LED Color | Green / Yellow |
| Shielding | Shielded with EMI Finger |
| Mounting Type | Through Hole |
| PCB Mount Orientation | Right Angle (90°) |
| Tab Direction | Down |
| Number of Rows | 1 |
| Number of Cores per Jack | 4 |
| Packaging | Tray |
| Parameter | Specification |
|---|---|
| Height Above PCB | 0.525" (13.33mm) |
| Port Configuration | Single Port |
| Termination Style | Solder |
| Shell Material | Stainless Steel |
| Front Shell Thickness | 0.20mm |
| Back Shell Thickness | 0.20mm |
| Grounding Leg | Pre-soldering |
| Housing Material | High Temperature Thermoplastic |
| Housing Color | Black |
| Flame Rating | UL94 V-0 |
| Component | Material | Specification |
|---|---|---|
| RJ45 Terminal | Phosphor Bronze | Thickness 0.30mm |
| Contact Area Finish | Gold Flash | |
| Solder Tail Finish | 100µ" Min Tin | |
| Underplating | 50~100µ" Nickel | |
| Input Terminal | Brass | Thickness 0.35mm |
| Link Terminal | Brass | Thickness 0.25mm |
| Contact Finish | Gold Flash | |
| Shield Material | Stainless Steel |
| Parameter | Specification |
|---|---|
| Operating Temperature | 0°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Storage Condition | Protection against corrosion and physical damage |
| Parameter | Specification |
|---|---|
| Ethernet Speed | 10/100Base-T |
| Impedance | 100Ω Balanced Low Pass Filter |
| AutoMDIX Support | Yes |
| Number of Ports | 1 |
| Transformer Type | Integrated LAN Magnetics |
| Parameter | Specification |
|---|---|
| Primary Inductance | 350µH Min |
| Test Condition | 100kHz, 0.1V, 8mA DC Bias |
| Input Isolation | 1500VAC / 60 sec |
| DC Isolation | 2250VDC / 60 sec |
The RB1-125BAG1A integrated magnetics module is designed to maintain reliable Ethernet signal transmission through optimized filtering and noise suppression.
| Frequency Range | Performance |
|---|---|
| 1~100MHz | -1.0dB Max |
| Frequency Range | Performance |
|---|---|
| 1~30MHz | -18dB Min |
| 30~60MHz | -16dB Min |
| 60~80MHz | -12dB Min |
| Parameter | Performance |
|---|---|
| Common Mode Rejection (CMR) | -30dB Min @1~100MHz |
| Crosstalk | -30dB Min @1~100MHz |
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Unlike traditional RJ45 connectors requiring external LAN transformers, the RB1-125BAG1A combines:
into a single compact component, reducing PCB complexity and assembly costs.
With:
the connector ensures stable 10/100Mbps Ethernet communication.
The combination of:
provides excellent durability for long-term operation.
The RB1-125BAG1A supports 10/100Base-T Ethernet applications, providing reliable Fast Ethernet connectivity for networking equipment.
Yes. This RJ45 MagJack integrates Ethernet magnetics, eliminating the need for a separate external LAN transformer.
Yes. The RB1-125BAG1A supports AutoMDIX, allowing automatic detection and correction of Ethernet cable transmit and receive pairs.
The connector uses a through-hole right-angle mounting design, providing strong mechanical stability for PCB assembly.
Yes. It features integrated green/yellow LED indicators for Ethernet link and activity status monitoring.
The integrated transformer provides a minimum primary inductance of 350µH at 100kHz with 8mA DC bias.
Yes. The RB1-125BAG1A features a stainless steel shield with EMI grounding fingers to reduce electromagnetic interference.
The operating temperature range is 0°C to +70°C, with storage capability from -40°C to +85°C.
Integrated RJ45 MagJacks are commonly used in Ethernet switches, routers, industrial controllers, IoT devices, embedded systems, and communication equipment.
Yes. Because the transformer is integrated into the RJ45 connector assembly, it can simplify PCB design and reduce component count compared with separate solutions.
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