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S16503G Ethernet LAN Transformer For 10/100BASE-TX SMD Package

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S16503G Ethernet LAN Transformer For 10/100BASE-TX SMD Package

Name: S16503G Ethernet LAN Transformer For 10100BASETX SMD Package
Brand: LINK-PP
Price: 0.06 USD

Brand Name : LINK-PP

Model Number : S16503G

Certification : UL,RoHS,Reach,ISO

Place of Origin : Guangdong,China

MOQ : 400/2000/10K/25K

Price : $0.06-$3.2

Payment Terms : TT,NET30/60/90 Days

Supply Ability : 3KK/Month

Delivery Time : Stock

Packaging Details : T&R

Specification : 749013010

Part No : LP2019ANL

Interface : 10/100Mbps Power

Family : Telecom Transformer

Pins : 16Pins

Samples : Free Available

Archivi Disponibili : PDF/3D/ISG/Stp/Step/Datasheet

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S16503G LAN Magnetic Isolation Transformer engineered for Fast Ethernet (10/100BASE-TX) applications. Featuring a 1:1 turns ratio, low insertion loss, robust 1500VAC isolation, and strong crosstalk/common mode rejection, S16503G ensures stable, noise-resilient Ethernet PHY interface performance. Its compact SMD package and industry-standard electrical characteristics make it ideal for RJ45 network ports, Ethernet switches, routers, industrial IoT gateways, and communication infrastructure boards. Available from trusted sources including EASTEVER, JWD, and CND-tek with global distribution and reel packaging for high-volume assembly. Designed for IEEE 802.3 compliant networks and optimized for modern PCB assembly workflows.

Key Electrical Specifications (Typical @ 25 °C)

Parameter	Specification
Model Number	S16503G
Product Type	Ethernet LAN Magnetics / Isolation Transformer
Supported Ethernet Standard	IEEE 802.3 10/100BASE-TX
Turns Ratio (Tx / Rx)	1CT : 1CT ±5%
Open Circuit Inductance (OCL)	≥ 350 µH @ 100 kHz, 0.1 V, 8 mA DC bias
Leakage Inductance	≤ 0.5 µH @ 100 kHz, 0.1 V
DC Resistance (DCR)	≤ 1.4 Ω
Insertion Loss	≤ -1.1 dB @ 1–100 MHz
Return Loss	≥ -18 dB (1–30 MHz)≥ -12 dB (30–80 MHz)
Crosstalk	≥ -30 dB @ 1–100 MHz
Common Mode Rejection (CMR)	≥ -30 dB @ 1–100 MHz
Isolation Voltage (Hi-Pot)	1500 VAC, 60 s, 1 mA
Operating Temperature Range	0 °C to +70 °C
Storage Temperature Range	-20 °C to +125 °C
Mounting Type	Surface Mount Device (SMD)
Compliance	RoHS Compliant

S16503G Ethernet Transformer Main Functions

Ethernet Isolation: Provides galvanic isolation between Ethernet PHY and external network cables, ensuring safety and signal integrity.
Impedance Matching & EMI Control: Balanced transformer design delivers low insertion loss and high return/crosstalk performance for stable data transmission.
Compact & SMT-Ready: Low-profile SMD package simplifies PCB layout in high-density network products.
Standards Compliance: Designed for IEEE 802.3 compatible networks (Fast Ethernet).

S16503G Datasheet

S16503G Ethernet LAN Transformer For 10/100BASE-TX SMD Package

Magnetic Isolation Transformer Typical Use Cases

✅ Ethernet Network Equipment: Switches, routers, firewalls
✅ Embedded Systems: SBCs, industrial controllers
✅ Consumer & Surveillance Devices: IP cameras, smart TVs, set-top boxes
✅ Telecom & Communication Gear: EPON/GPON terminals, base station microcells

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