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SM91071AL-E
Ethernet & LAN Transformer, 10/100 Base-T, 1 Port, 1:1, 350 µH, 1.5 kV, Surface Mount
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ManufacturerBOURNS
Manufacturer Part NoSM91071AL-ECopy
Manufacturer Standard Lead Time14 weeks
Order Code
Re-Reel3350795RL
Cut Tape3350795
Your Part Number
3,822 In Stock
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3,822 Delivery in 3-4 Business Days(UK stock)
Packaging Options
| Packaging Type | Quantity | Unit Price: | Total |
|---|---|---|---|
| Cut Tape | 5 | HK$34.050 | HK$170.25 |
| Total Price | HK$170.25 | ||
Cut Tape & Re-Reel
| Quantity | Price |
|---|---|
| 5+ | HK$34.050 |
| 50+ | HK$27.680 |
| 250+ | HK$25.750 |
| 500+ | HK$24.740 |
| 1500+ | HK$23.070 |
| 3000+ | HK$22.150 |
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Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
Product Information
ManufacturerBOURNS
Manufacturer Part NoSM91071AL-ECopy
Manufacturer Standard Lead Time14 weeks
Order Code
Re-Reel3350795RL
Cut Tape3350795
Technical Datasheet
Compatible With10/100 Base-T
No. of Ports1 Port
Turns Ratio1:1
Inductance350µH
Isolation Voltage1.5kV
Transformer MountingSurface Mount
Operating Temperature Min-40°C
Operating Temperature Max125°C
Product Range-
SVHCNo SVHC (04-Feb-2026)
Product Overview
The Bourns SM91071AL-E is a compact, high-performance Ethernet and LAN transformer designed for 10/100 Base-T networking applications. Featuring a 1:1 turns ratio, 350µH inductance and 1.5kV isolation voltage, this single-port surface-mount transformer provides reliable signal transmission and excellent noise suppression in Ethernet communication systems. Designed to meet IEEE 802.3u (100 Base-T) requirements and qualified to AEC-Q200 standards, it offers dependable operation across a wide operating temperature range of -40°C to +125°C, making it suitable for automotive, industrial and networking equipment.
- Designed for 10/100 Base-T Ethernet and LAN communication applications
- Single-port transformer module with integrated common mode choke for enhanced noise rejection
- 1:1 turns ratio ensures accurate signal coupling and transmission
- 350µH inductance for reliable Ethernet network performance
- 1.5kV isolation voltage provides effective electrical isolation and equipment protection
- Designed to meet IEEE 802.3u (100 Base-T) networking standards
- AEC-Q200 qualified for automotive and industrial applications
- Operating temperature range from -40°C to +125°C
- Surface-mount package supports automated PCB assembly processes
- Common mode choke on the cable side helps improve EMI performance and signal integrity
Technical Specifications
Compatible With
10/100 Base-T
Turns Ratio
1:1
Isolation Voltage
1.5kV
Operating Temperature Min
-40°C
Product Range
-
No. of Ports
1 Port
Inductance
350µH
Transformer Mounting
Surface Mount
Operating Temperature Max
125°C
SVHC
No SVHC (04-Feb-2026)
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Legislation and Environmental
Country of Origin:
Country in which last significant manufacturing process was carried outCountry of Origin:China
Country in which last significant manufacturing process was carried out
Country in which last significant manufacturing process was carried outCountry of Origin:China
Country in which last significant manufacturing process was carried out
Tariff No:85043180
US ECCN:EAR99
EU ECCN:NLR
RoHS Compliant:Yes
RoHS
RoHS Phthalates Compliant:Yes
RoHS
SVHC:No SVHC (04-Feb-2026)
Download Product Compliance Certificate
Product Compliance Certificate
Weight (kg):.00073