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Product Detailed Parameters
- Description：FULLY INTEGRATED, 802.3AF/AT/BT-
- Series：-
- Mfr：Monolithic Power Systems Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Controller (PD)
- Number of Channels：1
- Power - Max：71.3 W
- Internal Switch(s)：Yes
- Auxiliary Sense：Yes
- Standards：802.3at (PoE+), 802.3af (PoE), 802.3bt
- Voltage - Supply：0V ~ 57V
- Current - Supply：1mA
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：32-VFQFN Exposed Pad
- Supplier Device Package：32-QFN (5x5)
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Overview
The MP8030GQJ-Z is a fully integrated Power over Ethernet (PoE) Powered Device (PD) interface and controller from Monolithic Power Systems. It complies with IEEE 802.3af, 802.3at, and 802.3bt standards. The device integrates a high-efficiency flyback/forward controller for downstream power conversion. It operates within a temperature range of -40°C to +125°C and utilizes an SMD/SMT package.
Feature Summary
- Fully integrated PoE PD interface supporting multiple IEEE standards
- Built-in high-efficiency flyback or forward controller
- Comprehensive protection mechanisms for reliable operation
Applications
- IEEE 802.3af/at/bt compliant network endpoints
- IP cameras and video surveillance systems
- Wireless access points and routers
- VoIP phones and communication devices
Procurement Notes
Verify the specific suffix 'Z' indicates RoHS compliance and halogen-free status as per manufacturer specifications. Confirm the QFN package variant matches your PCB footprint requirements. Ensure the design supports the required input voltage range for the target PoE standard. Check for updated datasheet revisions to confirm pinout and electrical characteristics.
Selection Notes
Select this component when a single-chip solution for both PoE detection and downstream power regulation is required. It is suitable for designs prioritizing board space reduction and simplified bill of materials. Consider the thermal performance of the QFN package for high-power applications. Verify compatibility with the intended transformer or inductor selection for the integrated controller.
Part Context
This part belongs to the MP8030 series of specialized PMICs designed for PoE applications. It consolidates functions typically requiring separate PD controller and DC-DC converter ICs. The series targets cost-sensitive and space-constrained networking infrastructure. It represents MPS's approach to simplifying PoE PD implementation.
FAQ
Does the MP8030GQJ-Z support all three IEEE PoE standards?
Yes, the device is compliant with IEEE 802.3af, 802.3at, and 802.3bt standards.
What type of downstream converter does the MP8030GQJ-Z integrate?
It integrates a high-efficiency flyback or forward controller for downstream power conversion.
