LAN88730BMR Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
The LAN88730BMR is an automotive-grade Ethernet PHY transceiver from Microchip Technology in a QFN package. It supports 10/100 Mbps Ethernet connectivity for in-vehicle networking and ADAS applications meeting automotive qualification standards. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 33
- Lifecycle
- ACTIVE
- Datasheet
- LAN88730BMR Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Automotive-qualified Ethernet PHY supporting 10/100 Mbps for in-vehicle networking and ADAS system connectivity
- QFN package with exposed thermal pad enabling efficient heat dissipation in automotive ECU board designs
- Designed to meet AEC-Q100 automotive reliability standards for long service life in harsh vehicle temperature environments
Applications
The LAN88730BMR is designed for automotive Ethernet applications in ADAS sensors, gateway ECUs, and in-vehicle infotainment systems requiring reliable 100 Mbps network connectivity. Its automotive qualification and QFN packaging make it suitable for engine control units, telematics modules, and body electronics networking in passenger vehicles operating at extended temperature ranges.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What Ethernet speeds does the LAN88730BMR support for automotive networking?
The LAN88730BMR is an automotive Ethernet PHY supporting 10 Mbps and 100 Mbps data rates, suitable for CAN-to-Ethernet gateway designs and ADAS sensor fusion modules in vehicles. The 100 Mbps speed accommodates high-bandwidth camera and radar data streams in modern automotive safety architectures.
How does AEC-Q100 qualification of the LAN88730BMR benefit automotive system designers?
AEC-Q100 qualification means the LAN88730BMR has passed automotive reliability stress tests including high-temperature operating life at 125°C and temperature cycling from -40°C to 150°C. This qualification reduces design validation risk for automotive OEMs and Tier-1 suppliers targeting 15-year vehicle service life requirements.
In which automotive subsystems is the LAN88730BMR typically deployed?
The LAN88730BMR is used in automotive Ethernet backbone networks connecting ADAS cameras, radar modules, LiDAR processors, and infotainment head units in modern vehicles. Its 100 Mbps PHY suits 100BASE-TX implementations where the 10 Mbps legacy CAN bus bandwidth is insufficient for sensor data throughput demands.
How does the QFN package of LAN88730BMR help with thermal management in ECU designs?
The QFN package includes an exposed bottom thermal pad that transfers heat directly to the PCB ground plane, reducing junction-to-board thermal resistance to below 20°C/W in typical automotive ECU designs. This thermal path allows the LAN88730BMR to maintain reliable Ethernet PHY operation across the -40°C to 125°C automotive temperature range.
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