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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) | W (mm) | RS (Ω/ square) | Material | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | fres (MHz) | Pins (pcs) | Center pin Ø (Value) (mm) | Plug OD (mm) | Working Voltage (V (AC)) | Packaging | xPxC | Ports | Shielding | Tab | EMI | Application System | Pitch (mm) | Rows | Gender | Color | 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 | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 7427922808 | SPEC | 10 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 | 10 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 | 2 | – | – | – | – | – | – | Shielded | – | – | – | – | – | – | – | – | – | – | 6900 | – | 1 | – | Standard | – | – | – | 0.24 | – | – | 201610 | – | – | – | – | SMT | ||
 | 60900213421 | SPEC | – | 3 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD Jumper | 2.44 | – | – | – | – | – | – | – | – | 1 | – | – | 250 | Bag | – | – | – | – | – | – | 2.54 | – | Jumper | Black | – | – | – | 3000 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |
 | 702915000 | SPEC | – | 3 files | Active i| Production is active. Expected lifetime: >10 years. | WA-SNSR Self-Retaining Spacer | 4 | 3 | – | – | PA66 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Natural | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |
 | 61300211121 | SPEC | – | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD Pin Header - Single | 5.08 | – | – | – | – | – | – | – | – | 2 | – | – | 250 | Bag | – | – | – | – | – | – | 2.54 | Single | Pin Header | – | – | – | – | 3000 | – | – | Straight | – | – | – | – | – | – | – | – | – | – | – | – | THT | |
 | 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 PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | – | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WR-DC Power Jacks | – | – | – | – | – | – | – | – | – | – | 2 | 5.5 | 30 | Bag | – | – | Plastic | – | – | – | – | – | – | Black | – | – | – | 5000 | – | – | Right Angled | – | – | – | – | – | – | – | – | – | – | – | – | THT | |
 | 615008138021 | SPEC | – | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WR-MJ Cat 3 Modular Jacks – THT | – | – | – | – | – | – | – | – | – | – | – | – | 120 | Tray | 8P8C | 1x1 | Plastic | – | No | CAT 3 | – | – | – | – | – | – | – | 1500 | – | – | Vertical | – | – | – | – | – | – | – | – | – | – | – | – | THT | |
 | 61500814221 | SPEC | – | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WR-MJ Cat 3 Modular Jacks – THT | – | – | – | – | – | – | – | – | – | – | – | – | 120 | Tray | 8P8C | 1x1 | Shielded | Down | No | CAT 3 | – | – | – | – | – | – | – | 1500 | – | – | Horizontal | – | – | – | – | – | – | – | – | – | – | – | – | THT |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 7427922808 | SPEC | |
| 74479276124 | SPEC | |
| 60900213421 | SPEC | – |
| 702915000 | SPEC | – |
| 61300211121 | SPEC | – |
| 7491194912 | SPEC | – |
| 3003308A | SPEC | – |
| 694106301002 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | – |
| 615008138021 | SPEC | – |
| 61500814221 | SPEC | – |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (mm) | f (mm) | W (mm) | RS (Ω/ square) | Material | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | fres (MHz) | Pins (pcs) | Center pin Ø (Value) (mm) | Plug OD (mm) | Working Voltage (V (AC)) | Packaging | xPxC | Ports | Shielding | Tab | EMI | Application System | Pitch (mm) | Rows | Gender | Color | 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 | Samples |
|---|
