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Onsemi NCP1083 | Demoboard NCP1083REF12VC4GEVB
Integrated High Power PoE-PD Interface & DC-DC Converter Controller with 9V Auxiliary Supply Support
Overview
| Topology | LAN / POE |
| Output 1 | 12 V |
Description
The NCP1083 is a member of ON Semiconductor’s high power HIPO Power over Ethernet Powered Device (PoE−PD) product family and represents a robust, flexible and highly integrated solution targeting demanding medium and high power Ethernet applications. It combines in a single unit an enhanced PoE−PD interface supporting the IEEE 802.3af and the 802.3at standard and a flexible and configurable DC−DC converter controller.
Features
- These are Pb−Free Devices Powered Device Interface
- Flexible Auxiliary Power Supply Support
- Current Mode Control
- Supports Isolated and Non−isolated DC−DC Converter Applications
- 9 V Front, Rear and Direct Auxiliary Supply Connections
- Supporting the IEEE 802.3af and the 802.3at Standard
- Supports IEEE 802.3at Two Event Layer 1 Classification
- High Power Layer 1 Classification Indicator
- Extended Power Ranges up to 40 W
- Programmable Classification Current
- Adjustable Under Voltage Lock Out
- Programmable Inrush Current Limit
- Programmable Operational Current Limit up to 1100 mA for Extended Power Ranges
- Over−temperature Protection
- Industrial Temperature Range −40°C to 85°C with Full Operation up to 150°C Junction Temperature
- 0.6 Hot−Swap Pass−switch with Low Loss Current Sense Technique
- Vertical N−channel DMOS Pass−switch Offers the Robustness of Discrete MOSFETs with Integrated Temperature Contro
- Internal Voltage Regulators
- Wide Duty Cycle Range with Internal Slope Compensation Circuitry
- Programmable Oscillator Frequency
- Programmable Soft−start Time
Typical applications
- PoE-PD Converter REF Design
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (mm) | f (mm) | xPxC | Tab | EMI | Application System | IR (A) | Working Voltage (V (AC)) | W (mm) | RS (Ω/ square) | Material | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | fres (MHz) | Z @ 100 MHz (Ω) | Zmax (Ω) | Test Condition Zmax | IR (mA) | Z @ 1 GHz (Ω) | H (mm) | Type | Version | VIN | VOut1 (V) | IOut1 (A) | L (µH) | n | VT (V (AC)) | Size | Vaux (V) | RDC 1 (mΩ) | RDC 2 (mΩ) | RDC 3 (mΩ) | Mount | Pins (Value) (pcs) | Rows | Gender | Packaging | Color | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 7427922808 | SPEC | 9 files | Active i| Production is active. Expected lifetime: >10 years. | WE-MPSB EMI Multilayer Power Suppression Bead | 1.6 | – | – | – | – | – | – | – | 0.8 | – | – | – | – | 5 | – | 8 | 25 | 1930 MHz | 9500 | 24 | 0.8 | High Current | SMT | – | – | – | – | – | – | 0603 | – | – | – | – | SMT | – | – | – | – | – | ||
 | 74479276124 | SPEC PCN pendingDue to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff. | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PMCI Power Molded Chip Inductor | 2 | – | – | – | – | – | – | – | 1.6 | – | – | 2.8 | 6.7 | 21 | 280 | – | – | – | 9000 | – | 1 | – | Standard | – | – | – | 0.24 | – | – | 0806 | – | – | – | – | SMT | 2 | – | – | – | – | ||
 | 60900213421 | SPEC | – | 3 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm Multi-Jumper Jumper with Test Point | 2.44 | – | – | – | – | – | – | 250 | – | – | – | – | – | – | – | – | – | – | 3000 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | – | Jumper | Bag | Black | |
 | 702915000 | SPEC | – | 3 files | Active i| Production is active. Expected lifetime: >10 years. | WA-SNSR Self-Retaining Spacer | 4 | 3 | – | – | – | – | – | – | – | – | PA66 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Natural | |
 | 61300211121 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm THT Pin Header | 5.08 | – | – | – | – | – | – | 250 | – | – | – | – | – | – | – | – | – | – | 3000 | – | – | Straight | – | – | – | – | – | – | – | – | – | – | – | – | THT | 2 | Single | Pin Header | Bag | – | |
 | 7491194912 | SPEC | – | 9 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PoE+ Power over Ethernet Plus Transformer | 23.11 | – | – | – | – | – | – | – | 29.08 | – | – | – | – | – | – | – | – | – | – | – | 11.43 | – | CCM Flyback | 36 - 72 V (DC) | 12 | 2.5 | 42 | 3:1:1 | 1500 | EFD20 | 12 | 61 | 18 | 180 | SMT | – | – | – | – | – | |
 | 3003308A | SPEC | – | – | Active i| Production is active. Expected lifetime: >10 years. | WE-CF EMC Shielding Tape | 33000 | – | – | – | – | – | – | – | 8 | 0.0005 | Copper | – | – | – | – | – | – | – | – | – | 0.04 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |
 | 694106301002 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-DC DC Power Jack Right Angled Ø 6.4 | – | – | – | – | – | – | 5 | 30 | – | – | – | – | – | – | – | – | – | – | 5000 | – | – | Right Angled | – | – | – | – | – | – | – | – | – | – | – | – | THT | – | – | – | Bag | Black | |
 | 615008138021 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-MJ Modular Jack Vertical Plastic 8P8C | – | – | 8P8C | – | No | CAT 3 | – | 120 | – | – | – | – | – | – | – | – | – | – | 1500 | – | – | Vertical | – | – | – | – | – | – | – | – | – | – | – | – | THT | – | – | – | Tray | – | |
 | 61500814221 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-MJ Modular Jack Horizontal Shielded 8P8C Tab Down | – | – | 8P8C | Down | No | CAT 3 | – | 120 | – | – | – | – | – | – | – | – | – | – | 1500 | – | – | Horizontal | – | – | – | – | – | – | – | – | – | – | – | – | THT | – | – | – | Tray | – |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 7427922808 | SPEC | |
| 74479276124 | SPEC PCN pendingDue to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff. | |
| 60900213421 | SPEC | – |
| 702915000 | SPEC | – |
| 61300211121 | SPEC | – |
| 7491194912 | SPEC | – |
| 3003308A | SPEC | – |
| 694106301002 | SPEC | – |
| 615008138021 | SPEC | – |
| 61500814221 | SPEC | – |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (mm) | f (mm) | xPxC | Tab | EMI | Application System | IR (A) | Working Voltage (V (AC)) | W (mm) | RS (Ω/ square) | Material | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | fres (MHz) | Z @ 100 MHz (Ω) | Zmax (Ω) | Test Condition Zmax | IR (mA) | Z @ 1 GHz (Ω) | H (mm) | Type | Version | VIN | VOut1 (V) | IOut1 (A) | L (µH) | n | VT (V (AC)) | Size | Vaux (V) | RDC 1 (mΩ) | RDC 2 (mΩ) | RDC 3 (mΩ) | Mount | Pins (Value) (pcs) | Rows | Gender | Packaging | Color | Samples |
|---|