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BCM59111KMLG
highly integrated four-port Power over Ethernet PSE controller
Specifications
Key details
| Part Number | BCM59111KMLG |
|---|---|
| Manufacturer | Broadcom |
| Category | PoE Controller |
| Lifecycle Status | Obsolete |
| Series | BCM59111 |
| Package / Case | 48-lead QFN, 7 mm × 7 mm |
| Pin Count | 48 |
| Operating Temperature | -40°C to +85°C |
| Last Verified | 2026-07-18 |
Overview
Part information
BCM59111KMLG Overview
BCM59111KMLG is a Broadcom highly integrated four-port Power over Ethernet PSE controller supplied in 48-lead QFN, 7 mm × 7 mm. This page uses the exact orderable code because package, grade, temperature and option suffixes can change compatibility.
Key Technical Specifications
| PoE Ports | 4 PSE ports |
|---|---|
| Standards | IEEE 802.3at and 802.3af |
| Main Supply | 48 V nominal PoE supply |
| Logic Interface | I²C/BSC |
| Package Size | 7 mm × 7 mm × 0.9 mm |
Package and Ordering Notes
The listed package is 48-lead QFN, 7 mm × 7 mm with 48 pins, leads, lands or contacts. The featured image is a generic package illustration for form-factor identification and is not an actual date-code or lot photograph. Lifecycle is recorded as Obsolete; confirm current factory support and last-time-buy constraints before design-in.
Sourcing Guidance
BCM59111KMLG is a legacy or obsolete orderable code. Source only with date-code, label, package and traceability checks appropriate to the application.
For an accurate quotation, include the full MPN, target quantity, acceptable date-code range, packaging format and destination. Icearth can help review traceability documents, label photos and electrical/package alignment before order placement.
Manufacturer Documentation
Technical values were checked against Broadcom documentation. Use the linked datasheet as the controlling source and re-check revisions before PCB release or firmware qualification.
Sourcing notes
Lifecycle and sourcing review
Obsolete
This part has a legacy lifecycle status. Submit the exact MPN, quantity, delivery destination and date-code requirements for a sourcing review.
BCM59111KMLG is a legacy or obsolete orderable code. Source only with date-code, label, package and traceability checks appropriate to the application.